List of Concept Codes
When you perform a search and you have a subscription to Biological Abstracts, BIOSIS Citation Index, or BIOSIS Previews, you can copy a term from the following list and paste it in the Concept Codes/Headings field. You can also use these terms in advanced search using the CC field tag. Separate multiple terms using the OR Boolean operator.
Broad Concept Heading | Concept Code | Concept Heading |
---|---|---|
General biology |
00502 |
philosophy |
00504 |
taxonomy, nomenclature and terminology |
|
00506 |
explorations, expeditions, etc. |
|
00508 |
institutions, administration and legislation |
|
00510 |
museums, botanical/zoological gardens, aquaria |
|
00512 |
conservation, resource management |
|
00514 |
textbooks, general; education; audio-visual aids |
|
00516 |
nature study and materials |
|
00518 |
nontechnical literature (minor only) |
|
00520 |
symposia, transactions, proceedings |
|
00522 |
history and archaeology |
|
00524 |
biographies |
|
00526 |
bibliography |
|
00530 |
information, documentation, retrieval and computer applications |
|
00531 |
forensic science |
|
00532 |
miscellaneous |
|
Methods |
01004 |
laboratory methods |
01006 |
laboratory apparatus |
|
01008 |
field methods |
|
01010 |
field apparatus |
|
01012 |
photography |
|
01014 |
apparatus; miscellaneous |
|
Microscopy |
01052 |
general and special techniques |
01054 |
cytology and cytochemistry |
|
01056 |
histology and histochemistry |
|
01058 |
electron microscopy |
|
Evolution |
01500 |
Evolution |
Cytology |
02502 |
general |
02504 |
plant |
|
02506 |
animal |
|
02508 |
human |
|
Genetics |
03502 |
general |
03504 |
plant |
|
03506 |
animal |
|
03508 |
human |
|
03509 |
population genetics |
|
03510 |
sex differences |
|
Mathematical biology and statistical methods |
04500 |
Mathematical biology and statistical methods |
Physical anthropology; ethnobiology |
05000 |
Physical anthropology; ethnobiology |
Social biology; human ecology |
05500 |
Social biology; human ecology |
Aerospace/underwater biology |
06002 |
general; methods |
06004 |
ecology and psychology |
|
06006 |
physiology and medicine |
|
06008 |
engineering and instrumentation |
|
06010 |
exobiology |
|
06012 |
space radiation |
|
Subterranean bioresearch |
06400 |
Subterranean bioresearch |
Radiation biology |
06502 |
general |
06504 |
radiation and isotope techniques |
|
06506 |
radiation effects and protective measures |
|
Behavioral biology |
07002 |
general and comparative behavior |
07003 |
animal behavior |
|
07004 |
human behavior |
|
07005 |
conditioning |
|
07006 |
animal communication |
|
Circadian rhythms and other periodic cycles |
07200 |
Circadian rhythms and other periodic cycles |
Ecology; Environmental Biology |
07502 |
general; methods |
07504 |
bioclimatology and biometeorology |
|
07506 |
plant |
|
07508 |
animal |
|
07510 |
oceanography and limnology |
|
07512 |
oceanography |
|
07514 |
limnology |
|
07516 |
wildlife management; aquatic |
|
07518 |
Wildlife management; terrestrial |
|
Clinical Biochemistry; General Methods and Applications |
10006 |
Clinical biochemistry; general methods and applications |
Comparative Biochemistry, General |
10010 |
Comparative biochemistry, general |
Biochemistry |
10011 |
physiological water studies |
Biochemistry; Gases |
10012 |
Biochemistry; gases |
Biochemistry methods |
10050 |
general |
10052 |
nucleic acids, purines and pyrimidines |
|
10053 |
vitamins |
|
10054 |
proteins, peptides and amino acids |
|
10055 |
porphyrins and bile pigments |
|
10056 |
lipids |
|
10057 |
sterols and steroids |
|
10058 |
carbohydrates |
|
10059 |
minerals |
|
Biochemistry Studies |
10060 |
general |
10062 |
nucleic acids, purines and pyrimidines |
|
10063 |
vitamins |
|
10064 |
proteins, peptides and amino acids |
|
10065 |
porphyrins and bile pigments |
|
10066 |
lipids |
|
10067 |
sterols and steroids |
|
10068 |
carbohydrates |
|
10069 |
minerals |
|
Replication, Transcription, Translation |
10300 |
Replication, transcription, translation |
Biophysics |
10502 |
general biophysical studies |
10504 |
general biophysical techniques |
|
10506 |
molecular properties and macromolecules |
|
10508 |
membrane phenomena |
|
10510 |
bioenergetics: electron transport and oxidative phosphorylation |
|
10511 |
bioengineering |
|
10515 |
biocybernetics |
|
External Effects |
10602 |
general |
10604 |
light and darkness |
|
10606 |
pressure |
|
10608 |
sonics; ultrasonics |
|
10610 |
electric, magnetic and gravitational phenomena |
|
10612 |
physical and mechanical effect |
|
10614 |
temperature as a primary variable |
|
10616 |
temperature as a primary variable - cold |
|
10618 |
temperature as a primary variable - hot |
|
10620 |
humidity |
|
Enzymes |
10802 |
general and comparative studies; coenzymes |
10804 |
methods |
|
10806 |
chemical and physical |
|
10808 |
physiological studies |
|
Anatomy General/Comparative |
11102 |
gross anatomy |
11103 |
comparative anatomy |
|
11104 |
experimental anatomy |
|
11105 |
surgery |
|
11106 |
radiologic anatomy |
|
11107 |
regeneration and transplantation |
|
11108 |
microscopic and ultramicroscopic anatomy |
|
Chordate Body Regions |
11302 |
general |
11304 |
head |
|
11306 |
facial |
|
11308 |
neck |
|
11309 |
shoulder |
|
11310 |
back and buttocks |
|
11311 |
lumbar |
|
11312 |
thorax |
|
11314 |
abdomen |
|
11316 |
pelvis |
|
11318 |
extremities |
|
Physiology: Gen./Misc. |
12002 |
general |
12003 |
comparative |
|
12004 |
instrumentation |
|
12006 |
methods |
|
12008 |
stress |
|
12010 |
exercise and physical therapy |
|
Movement |
12100 |
Movement |
Pathology: Gen./Misc. |
12502 |
general |
12503 |
comparative |
|
12504 |
diagnostic |
|
12508 |
inflammation and inflammatory disease |
|
12510 |
necrosis |
|
12512 |
therapy |
|
Metabolism |
13002 |
general metabolism; metabolic pathways |
13003 |
energy and respiratory metabolism |
|
13004 |
carbohydrates |
|
13006 |
lipids |
|
13008 |
sterols and steroids |
|
13010 |
minerals |
|
13012 |
proteins, peptides and amino acids |
|
13013 |
porphyrins and bile pigments |
|
13014 |
nucleic acids, purines and pyrimidines |
|
13015 |
vitamins, general |
|
13016 |
fat-soluble vitamins |
|
13018 |
water-soluble vitamins |
|
13020 |
metabolic disorders |
|
Nutrition |
13202 |
general studies, nutritional status and methods |
13203 |
malnutrition; obesity |
|
13206 |
minerals |
|
13207 |
vitamins, general |
|
13208 |
fat-soluble vitamins |
|
13210 |
water-soluble vitamins |
|
13214 |
general dietary studies |
|
13216 |
pathogenic diets |
|
13218 |
prophylactic and therapeutic diets |
|
13220 |
carbohydrates |
|
13222 |
lipids |
|
13224 |
proteins, peptides and amino acids |
|
13226 |
sterols and steroids |
|
Food Technology |
13502 |
general; methods |
13504 |
fruits, nuts and vegetables |
|
13506 |
milling technology |
|
13508 |
baking technology |
|
13510 |
cereal chemistry |
|
13512 |
malts, brews and other fermentation products |
|
13514 |
fats and oils |
|
13516 |
meats and meat by-products |
|
13518 |
dairy products |
|
13520 |
poultry and eggs |
|
13522 |
fish and other marine and freshwater products |
|
13524 |
sugar |
|
13530 |
evaluations of physical and chemical properties |
|
13532 |
preparation, processing and storage |
|
13534 |
synthetic, supplemental and enrichment foods |
|
Digestive System |
14001 |
general; methods |
14002 |
anatomy |
|
14004 |
physiology and biochemistry |
|
14006 |
pathology |
|
Cardiovascular System |
14501 |
general; methods |
14502 |
anatomy |
|
14504 |
physiology and biochemistry |
|
14506 |
heart pathology |
|
14508 |
blood vessel pathology |
|
Blood |
15001 |
general; methods |
15002 |
blood and lymph studies |
|
15004 |
blood cell studies |
|
15006 |
blood, lymphatic and reticuloendothelial pathologies |
|
15008 |
lymphatic tissue and reticuloendothelial system |
|
15010 |
other body fluids |
|
Urinary System |
15501 |
general; methods |
15502 |
anatomy |
|
15504 |
physiology and biochemistry |
|
15506 |
pathology |
|
Respiratory System |
16001 |
general; methods |
16002 |
anatomy |
|
16004 |
physiology and biochemistry |
|
16006 |
pathology |
|
Reproductive System |
16501 |
general; methods |
16502 |
anatomy |
|
16504 |
physiology and biochemistry |
|
16506 |
pathology |
|
Endocrine |
17002 |
general |
17004 |
adrenals |
|
17006 |
gonads and placenta |
|
17008 |
pancreas |
|
17010 |
parathyroid |
|
17012 |
pineal |
|
17014 |
pituitary |
|
17016 |
thymus |
|
17018 |
thyroid |
|
17020 |
neuroendocrinology |
|
Muscle |
17501 |
general; methods |
17502 |
anatomy |
|
17504 |
physiology and biochemistry |
|
17506 |
pathology |
|
Bones, Joints, Fasciae, Connective and Adipose Tissue |
18001 |
general; methods |
18002 |
anatomy |
|
18004 |
physiology and biochemistry |
|
18006 |
pathology |
|
Coelomic Membranes; Mesenteries and Related Structures |
18200 |
Coelomic membranes; mesenteries and related structures |
Integumentary System |
18501 |
general; methods |
18502 |
anatomy |
|
18504 |
physiology and biochemistry |
|
18506 |
pathology |
|
Dental Biology |
19001 |
general; methods |
19002 |
anatomy |
|
19004 |
physiology and biochemistry |
|
19006 |
pathology |
|
Sense Organs |
20001 |
general; methods |
20002 |
anatomy |
|
20004 |
physiology and biochemistry |
|
20006 |
pathology |
|
20008 |
deafness, speech and hearing |
|
Nervous System |
20501 |
general; methods |
20502 |
anatomy |
|
20504 |
physiology and biochemistry |
|
20506 |
pathology |
|
Psychiatry |
21001 |
general; medical psychology and sociology |
21002 |
psychopathology; psychodynamics and therapy |
|
21003 |
psychophysiology |
|
21004 |
addiction (alcohol, drugs, smoking, etc.) |
|
21006 |
mental retardation |
|
Pharmacology |
22002 |
general |
22003 |
drug metabolism; metabolic stimulators |
|
22005 |
clinical pharmacology |
|
22008 |
blood and hematopoietic agents |
|
22010 |
cardiovascular system |
|
22012 |
connective tissue, bone and collagen-acting drugs |
|
22014 |
digestive system |
|
22016 |
endocrine system |
|
22018 |
immunological processes and allergy |
|
22020 |
integumentary system, dental and oral biology |
|
22022 |
muscle system |
|
22024 |
neuropharmacology |
|
22026 |
psychopharmacology |
|
22028 |
reproductive system; implantation studies |
|
22030 |
respiratory system |
|
22031 |
sense organs, associated structures and functions |
|
22032 |
urinary system |
|
Routes of Immunization, Infection and Therapy |
22100 |
Routes of immunization, infection and therapy |
Toxicology |
22501 |
general; methods and experimental |
22502 |
foods, food residues, additives and preservatives |
|
22504 |
pharmacological toxicology |
|
22505 |
antidotes and preventative toxicology |
|
22506 |
environmental and industrial toxicology |
|
22508 |
veterinary toxicology |
|
Temperature |
23001 |
general measurement and methods |
23004 |
cryobiology |
|
23005 |
thermotherapy |
|
23006 |
hypothermia, hyperthermia |
|
23007 |
thermopathology |
|
23008 |
thermorhythms |
|
23010 |
thermoadaptation |
|
23012 |
thermoregulation |
|
Neoplasms |
24001 |
diagnostic methods |
24002 |
general |
|
24003 |
immunology |
|
24004 |
pathology; clinical aspects; systemic effects |
|
24005 |
neoplastic cell lines |
|
24006 |
biochemistry |
|
24007 |
carcinogens and carcinogenesis |
|
24008 |
therapeutic agents; therapy |
|
24010 |
blood and reticuloendothelial neoplasms |
|
Gerontology |
24500 |
Gerontology |
Pediatrics |
25000 |
Pediatrics |
Developmental/Embryology |
25502 |
general and descriptive |
25503 |
pathological |
|
25504 |
experimental |
|
25508 |
morphogenesis, general |
|
25552 |
descriptive teratology/teratogenesis |
|
25554 |
experimental teratology/teratogenesis |
|
Animal Production |
26502 |
general; methods |
26504 |
feeds and feeding |
|
26506 |
breeds and breeding |
|
Poultry Production |
27002 |
general; methods |
27004 |
feeds and feeding |
|
27006 |
breeds and breeding |
|
Microorganisms, General |
29500 |
Microorganisms, general |
Bacteriology, General and Systematic |
30000 |
Bacteriology, general and systematic |
Morphology and Cytology of Bacteria |
30500 |
Morphology and cytology of bacteria |
Physiology and Biochemistry of Bacteria |
31000 |
Physiology and biochemistry of bacteria |
Genetics of Bacteria and Viruses |
31500 |
Genetics of bacteria and viruses |
Microbiological Apparatus, Methods and Media |
32000 |
Microbiological apparatus, methods and media |
Microbiological Ultrastructure |
32300 |
Microbiological ultrastructure |
Tissue Culture, Apparatus, Methods and Media |
32500 |
Tissue culture, apparatus, methods and media |
In Vitro Studies, Cellular and Subcellular |
32600 |
In vitro studies, cellular and subcellular |
Virology |
33502 |
general; methods |
33504 |
bacteriophage |
|
33506 |
animal host viruses |
|
33508 |
plant host viruses |
|
Immunology |
34502 |
general; methods |
34504 |
bacterial, viral and fungal |
|
34506 |
immunohematology, blood groups |
|
34508 |
immunopathology, tissue immunology |
|
Immunology, Parasitological |
35000 |
Immunology, parasitological |
Allergy |
35500 |
Allergy |
Medical and Clinical Microbiology |
36001 |
general; methods and techniques |
36002 |
bacteriology |
|
36006 |
virology |
|
36007 |
phycology |
|
36008 |
mycology |
|
36504 |
serodiagnosis |
|
36506 |
skin tests |
|
Public Health |
37001 |
general and miscellaneous |
37003 |
epizootiology |
|
37006 |
public health laboratory methods |
|
37008 |
disinfection and vector control; pesticides |
|
37010 |
public health administration and statistics |
|
37012 |
health services and medical care |
|
37013 |
occupational health |
|
37014 |
sewage disposal and sanitary measures |
|
37015 |
air, water and soil pollution |
|
37017 |
radiation health |
|
37019 |
miscellaneous |
|
Public Health: Epidemiology |
37052 |
communicable diseases |
37054 |
organic diseases and neoplasms |
|
37056 |
miscellaneous |
|
Public Health: Disease Vectors |
37057 |
general |
37058 |
animate |
|
37060 |
inanimate |
|
Public Health Microbiology |
37400 |
Public health microbiology |
Veterinary Science |
38002 |
general; methods |
38004 |
pathology |
|
38006 |
microbiology |
|
Chemotherapy |
38502 |
general; methods; metabolism |
38504 |
antibacterial agents |
|
38506 |
antiviral agents |
|
38508 |
antifungal agents |
|
38510 |
antiparasitic agents |
|
Food Microbiology |
39002 |
food and beverage spoilage and contamination |
39003 |
food and beverage fermentation |
|
39004 |
antibiotics, biologics, other agents |
|
39006 |
biodegradation and biodeterioration |
|
39007 |
biosynthesis, bioassay and fermentation |
|
39008 |
general and miscellaneous |
|
Disinfection, Disinfectants and Sterilization |
39500 |
Disinfection, disinfectants and sterilization |
Soil Microbiology |
40000 |
Soil microbiology |
Cosmetics |
42100 |
Cosmetics |
Paleobotany |
50000 |
Paleobotany |
Palynology |
50100 |
Palynology |
Botany: General/Systematic |
50501 |
cryptogamae (major only) |
50503 |
thallophyta (major only) |
|
50504 |
algae (major only) |
|
50506 |
fungi (major only) |
|
50510 |
lichenes (major only) |
|
50511 |
embryophyta (major only) |
|
50512 |
bryophyta (major only) |
|
50513 |
tracheophyta (major only) |
|
50514 |
pteridophyta (major only) |
|
50516 |
spermatophyta (major only) |
|
50518 |
gymnospermae (major only) |
|
50522 |
angiospermae (major only) |
|
50524 |
monocotyledones (major only) |
|
50526 |
dicotyledones (major only) |
|
50528 |
floristics and distribution |
|
50530 |
gen./miscell. (major only) |
|
Morphology, Anatomy and Embryology of Plants |
51000 |
Morphology, anatomy and embryology of plants |
Plant Physiology |
51502 |
water relations |
51503 |
temperature |
|
51504 |
nutrition |
|
51506 |
photosynthesis |
|
51508 |
respiration, fermentation |
|
51510 |
growth, differentiation |
|
51512 |
reproduction |
|
51514 |
growth substances |
|
51516 |
light and radiation effects |
|
51517 |
electric, magnetic and gravitational phenomena |
|
51518 |
enzymes |
|
51519 |
metabolism |
|
51520 |
translocation, accumulation |
|
51522 |
chemical constituents |
|
51523 |
bioluminescence |
|
51524 |
apparatus and methods |
|
51526 |
general and miscellaneous |
|
Economic Botany, General |
52000 |
Economic botany, general |
Agronomy |
52502 |
general, miscellaneous and mixed crops |
52504 |
grain crops |
|
52506 |
forage crops and fodder |
|
52508 |
fiber crops |
|
52510 |
sugar crops |
|
52512 |
tobacco crops |
|
52514 |
oil crops |
|
52518 |
weed control |
|
Soil Science |
52801 |
general; methods |
52803 |
genesis, morphology, classification, geology |
|
52805 |
physics and chemistry |
|
52807 |
fertility and applied studies |
|
Horticulture |
53002 |
temperate zone fruits and nuts |
53004 |
tropical/subtropical fruits ; plantation crops |
|
53006 |
small fruits |
|
53008 |
vegetables |
|
53010 |
flowers and ornamentals |
|
53012 |
general; miscellaneous and mixed crops |
|
Forestry and Forest Products |
53500 |
Forestry and forest products |
Pharmacognosy and Pharmaceutical botany |
54000 |
Pharmacognosy and pharmaceutical botany |
Phytopathology |
54502 |
diseases caused by fungi |
54504 |
diseases caused by bacteria |
|
54506 |
diseases caused by phanerogams |
|
54507 |
diseases caused by algae |
|
54508 |
diseases caused by animal parasites |
|
54510 |
diseases caused by viruses |
|
54512 |
nonparasitic diseases |
|
54514 |
parasitism and resistance |
|
54516 |
disease control |
|
54518 |
general and miscellaneous |
|
Pest Control: General; Pesticides; Herbicides |
54600 |
Pest control: general; pesticides; herbicides |
Economic Entomology |
60002 |
general |
60004 |
field, flower and truck crops |
|
60006 |
fruits and nuts |
|
60008 |
stored products |
|
60010 |
trees, ornamentals and wood products |
|
60012 |
animal pests |
|
60014 |
biological control |
|
60015 |
integrated control |
|
60016 |
chemical control, general; apparatus |
|
60018 |
apiculture |
|
60020 |
sericulture |
|
Parasitology |
60502 |
general |
60504 |
medical |
|
60506 |
veterinary |
|
Sanitary entomology |
61000 |
Sanitary entomology |
Chordata: General/Systematic Zoology |
62502 |
general (major only) |
62503 |
protochordata (major only) |
|
Chordata: General/Systematic |
62510 |
pisces (major only) |
62512 |
amphibia (major only) |
|
62514 |
amphibia (major only) |
|
62516 |
reptilia (major only |
|
62518 |
aves (major only) |
|
62520 |
mammalia (major only) |
|
Animal Distribution |
62800 |
Animal distribution |
Paleozoology |
63000 |
Paleozoology |
Invertebrata: General/Systematic |
63501 |
general (major only) |
63502 |
protozoa (major only) |
|
63504 |
mesozoa (major only) |
|
63506 |
porifera (major only) |
|
63508 |
cnidaria (major only) |
|
63509 |
ctenophora (major only) |
|
63510 |
platyhelminthes (major only) |
|
63512 |
rhynchocoela (major only) |
|
63514 |
acanthocephala (major only) |
|
63516 |
aschelminthes (major only) |
|
63518 |
entoprocta (major only) |
|
63520 |
phoronidea (major only) |
|
63522 |
ectoprocta (major only) |
|
63524 |
brachiopoda (major only) |
|
63526 |
mollusca (major only) |
|
63528 |
sipunculoidea (major only) |
|
63530 |
annelida (major only) |
|
63532 |
echiuroidea (major only) |
|
63534 |
linguatulida (major only) |
|
63536 |
tardigrada (major only) |
|
63538 |
onychophora (major only) |
|
63542 |
chaetognatha (major only) |
|
63544 |
hemichordata (major only) |
|
63546 |
pogonophora (major only) |
|
63548 |
echinodermata (major only) |
|
63552 |
arthropoda: general (major only) |
|
63554 |
arthropoda: crustacea (major only) |
|
63556 |
arthropoda: myriapoda (major only) |
|
63572 |
insecta: general (major only) |
|
63573 |
insecta: coleoptera (major only) |
|
63574 |
insecta: diptera (major only) |
|
63576 |
fossil insecta (major only) |
|
63578 |
insecta: hemiptera |
|
63580 |
insecta: homoptera (major only) |
|
63582 |
insecta: hymenoptera (major only) |
|
63584 |
insecta: lepidoptera (major only) |
|
63586 |
insecta: neuroptera (major only) |
|
63588 |
insecta: orthoptera (major only) |
|
63590 |
insecta: other orders (major only) |
|
63592 |
chelicerata: general (major only) |
|
63594 |
chelicerata: arachnida (major only) |
|
63596 |
chelicerata: acarina (major only) |
|
63597 |
chelicerata: merostomata (major only) |
|
63598 |
chelicerata: pycnogonida |
|
Invertebrata: Comparative Experimental Morphology, Physiology and Pathology |
64001 |
general |
64002 |
protozoa |
|
64004 |
mesozoa |
|
64006 |
porifera |
|
64008 |
cnidaria |
|
64009 |
ctenophora |
|
64010 |
platyhelminthes |
|
64012 |
rhynchocoela |
|
64014 |
acanthocephala |
|
64016 |
aschelminthes |
|
64018 |
entoprocta |
|
64020 |
phoronidea |
|
64022 |
ectoprocta |
|
64024 |
brachiopoda |
|
64026 |
mollusca |
|
64028 |
sipunculoidea |
|
64030 |
annelida |
|
64032 |
echiuroidea |
|
64034 |
linguatulida |
|
64036 |
tardigrada |
|
64038 |
onychophora |
|
64042 |
chaetognatha |
|
64044 |
hemichordata |
|
64046 |
pogonophora |
|
64048 |
echinodermata |
|
64052 |
arthropoda: general |
|
64054 |
arthropoda: crustacea |
|
64056 |
arthropoda: myriapoda |
|
64060 |
arthropoda: chelicerata |
|
64072 |
insecta: general |
|
64074 |
insecta: morphology, comparative |
|
64076 |
insecta: physiology |
|
64078 |
insecta: pathology |
|
Invertebrate Body Regions |
64202 |
general |
64204 |
head |
|
64206 |
cephalothorax |
|
64208 |
thorax |
|
64210 |
abdomen |
|
64212 |
appendages |
|
64214 |
hard parts |
|
64216 |
orifices, pores and cavities |
|
64218 |
special organs |
|
Paleobiology |
64500 |
Paleobiology |
Geological Periods |
64702 |
General and Unspecified |
64704 |
Precambrian |
|
64705 |
Paleozoic, General |
|
64706 |
Cambrian |
|
64708 |
Ordovician |
|
64710 |
Silurian |
|
64712 |
Devonian |
|
64714 |
Carboniferous (Mississippian and Pennsylvanian) |
|
64716 |
Permian |
|
64717 |
Mesozoic, General |
|
64718 |
Triassic |
|
64720 |
Jurassic |
|
64722 |
Cretaceous |
|
64723 |
Cenozoic, General |
|
64724 |
Tertiary |
|
64726 |
Pleistocene |
|
64728 |
Recent |
When you perform a search and you have a subscription to Biological Abstracts, BIOSIS Citation Index, or BIOSIS Previews, you can copy a term from the following list and paste it in the Concept Codes/Headings field. You can also use these terms in advanced search using the CC field tag. Separate multiple terms using the OR Boolean operator.
Broad Concept Heading | Concept Code | Concept Heading |
---|---|---|
General biology |
00502 |
philosophy |
00504 |
taxonomy, nomenclature and terminology |
|
00506 |
explorations, expeditions, etc. |
|
00508 |
institutions, administration and legislation |
|
00510 |
museums, botanical/zoological gardens, aquaria |
|
00512 |
conservation, resource management |
|
00514 |
textbooks, general; education; audio-visual aids |
|
00516 |
nature study and materials |
|
00518 |
nontechnical literature (minor only) |
|
00520 |
symposia, transactions, proceedings |
|
00522 |
history and archaeology |
|
00524 |
biographies |
|
00526 |
bibliography |
|
00530 |
information, documentation, retrieval and computer applications |
|
00531 |
forensic science |
|
00532 |
miscellaneous |
|
Methods |
01004 |
laboratory methods |
01006 |
laboratory apparatus |
|
01008 |
field methods |
|
01010 |
field apparatus |
|
01012 |
photography |
|
01014 |
apparatus; miscellaneous |
|
Microscopy |
01052 |
general and special techniques |
01054 |
cytology and cytochemistry |
|
01056 |
histology and histochemistry |
|
01058 |
electron microscopy |
|
Evolution |
01500 |
Evolution |
Cytology |
02502 |
general |
02504 |
plant |
|
02506 |
animal |
|
02508 |
human |
|
Genetics |
03502 |
general |
03504 |
plant |
|
03506 |
animal |
|
03508 |
human |
|
03509 |
population genetics |
|
03510 |
sex differences |
|
Mathematical biology and statistical methods |
04500 |
Mathematical biology and statistical methods |
Physical anthropology; ethnobiology |
05000 |
Physical anthropology; ethnobiology |
Social biology; human ecology |
05500 |
Social biology; human ecology |
Aerospace/underwater biology |
06002 |
general; methods |
06004 |
ecology and psychology |
|
06006 |
physiology and medicine |
|
06008 |
engineering and instrumentation |
|
06010 |
exobiology |
|
06012 |
space radiation |
|
Subterranean bioresearch |
06400 |
Subterranean bioresearch |
Radiation biology |
06502 |
general |
06504 |
radiation and isotope techniques |
|
06506 |
radiation effects and protective measures |
|
Behavioral biology |
07002 |
general and comparative behavior |
07003 |
animal behavior |
|
07004 |
human behavior |
|
07005 |
conditioning |
|
07006 |
animal communication |
|
Circadian rhythms and other periodic cycles |
07200 |
Circadian rhythms and other periodic cycles |
Ecology; Environmental Biology |
07502 |
general; methods |
07504 |
bioclimatology and biometeorology |
|
07506 |
plant |
|
07508 |
animal |
|
07510 |
oceanography and limnology |
|
07512 |
oceanography |
|
07514 |
limnology |
|
07516 |
wildlife management; aquatic |
|
07518 |
Wildlife management; terrestrial |
|
Clinical Biochemistry; General Methods and Applications |
10006 |
Clinical biochemistry; general methods and applications |
Comparative Biochemistry, General |
10010 |
Comparative biochemistry, general |
Biochemistry |
10011 |
physiological water studies |
Biochemistry; Gases |
10012 |
Biochemistry; gases |
Biochemistry methods |
10050 |
general |
10052 |
nucleic acids, purines and pyrimidines |
|
10053 |
vitamins |
|
10054 |
proteins, peptides and amino acids |
|
10055 |
porphyrins and bile pigments |
|
10056 |
lipids |
|
10057 |
sterols and steroids |
|
10058 |
carbohydrates |
|
10059 |
minerals |
|
Biochemistry Studies |
10060 |
general |
10062 |
nucleic acids, purines and pyrimidines |
|
10063 |
vitamins |
|
10064 |
proteins, peptides and amino acids |
|
10065 |
porphyrins and bile pigments |
|
10066 |
lipids |
|
10067 |
sterols and steroids |
|
10068 |
carbohydrates |
|
10069 |
minerals |
|
Replication, Transcription, Translation |
10300 |
Replication, transcription, translation |
Biophysics |
10502 |
general biophysical studies |
10504 |
general biophysical techniques |
|
10506 |
molecular properties and macromolecules |
|
10508 |
membrane phenomena |
|
10510 |
bioenergetics: electron transport and oxidative phosphorylation |
|
10511 |
bioengineering |
|
10515 |
biocybernetics |
|
External Effects |
10602 |
general |
10604 |
light and darkness |
|
10606 |
pressure |
|
10608 |
sonics; ultrasonics |
|
10610 |
electric, magnetic and gravitational phenomena |
|
10612 |
physical and mechanical effect |
|
10614 |
temperature as a primary variable |
|
10616 |
temperature as a primary variable - cold |
|
10618 |
temperature as a primary variable - hot |
|
10620 |
humidity |
|
Enzymes |
10802 |
general and comparative studies; coenzymes |
10804 |
methods |
|
10806 |
chemical and physical |
|
10808 |
physiological studies |
|
Anatomy General/Comparative |
11102 |
gross anatomy |
11103 |
comparative anatomy |
|
11104 |
experimental anatomy |
|
11105 |
surgery |
|
11106 |
radiologic anatomy |
|
11107 |
regeneration and transplantation |
|
11108 |
microscopic and ultramicroscopic anatomy |
|
Chordate Body Regions |
11302 |
general |
11304 |
head |
|
11306 |
facial |
|
11308 |
neck |
|
11309 |
shoulder |
|
11310 |
back and buttocks |
|
11311 |
lumbar |
|
11312 |
thorax |
|
11314 |
abdomen |
|
11316 |
pelvis |
|
11318 |
extremities |
|
Physiology: Gen./Misc. |
12002 |
general |
12003 |
comparative |
|
12004 |
instrumentation |
|
12006 |
methods |
|
12008 |
stress |
|
12010 |
exercise and physical therapy |
|
Movement |
12100 |
Movement |
Pathology: Gen./Misc. |
12502 |
general |
12503 |
comparative |
|
12504 |
diagnostic |
|
12508 |
inflammation and inflammatory disease |
|
12510 |
necrosis |
|
12512 |
therapy |
|
Metabolism |
13002 |
general metabolism; metabolic pathways |
13003 |
energy and respiratory metabolism |
|
13004 |
carbohydrates |
|
13006 |
lipids |
|
13008 |
sterols and steroids |
|
13010 |
minerals |
|
13012 |
proteins, peptides and amino acids |
|
13013 |
porphyrins and bile pigments |
|
13014 |
nucleic acids, purines and pyrimidines |
|
13015 |
vitamins, general |
|
13016 |
fat-soluble vitamins |
|
13018 |
water-soluble vitamins |
|
13020 |
metabolic disorders |
|
Nutrition |
13202 |
general studies, nutritional status and methods |
13203 |
malnutrition; obesity |
|
13206 |
minerals |
|
13207 |
vitamins, general |
|
13208 |
fat-soluble vitamins |
|
13210 |
water-soluble vitamins |
|
13214 |
general dietary studies |
|
13216 |
pathogenic diets |
|
13218 |
prophylactic and therapeutic diets |
|
13220 |
carbohydrates |
|
13222 |
lipids |
|
13224 |
proteins, peptides and amino acids |
|
13226 |
sterols and steroids |
|
Food Technology |
13502 |
general; methods |
13504 |
fruits, nuts and vegetables |
|
13506 |
milling technology |
|
13508 |
baking technology |
|
13510 |
cereal chemistry |
|
13512 |
malts, brews and other fermentation products |
|
13514 |
fats and oils |
|
13516 |
meats and meat by-products |
|
13518 |
dairy products |
|
13520 |
poultry and eggs |
|
13522 |
fish and other marine and freshwater products |
|
13524 |
sugar |
|
13530 |
evaluations of physical and chemical properties |
|
13532 |
preparation, processing and storage |
|
13534 |
synthetic, supplemental and enrichment foods |
|
Digestive System |
14001 |
general; methods |
14002 |
anatomy |
|
14004 |
physiology and biochemistry |
|
14006 |
pathology |
|
Cardiovascular System |
14501 |
general; methods |
14502 |
anatomy |
|
14504 |
physiology and biochemistry |
|
14506 |
heart pathology |
|
14508 |
blood vessel pathology |
|
Blood |
15001 |
general; methods |
15002 |
blood and lymph studies |
|
15004 |
blood cell studies |
|
15006 |
blood, lymphatic and reticuloendothelial pathologies |
|
15008 |
lymphatic tissue and reticuloendothelial system |
|
15010 |
other body fluids |
|
Urinary System |
15501 |
general; methods |
15502 |
anatomy |
|
15504 |
physiology and biochemistry |
|
15506 |
pathology |
|
Respiratory System |
16001 |
general; methods |
16002 |
anatomy |
|
16004 |
physiology and biochemistry |
|
16006 |
pathology |
|
Reproductive System |
16501 |
general; methods |
16502 |
anatomy |
|
16504 |
physiology and biochemistry |
|
16506 |
pathology |
|
Endocrine |
17002 |
general |
17004 |
adrenals |
|
17006 |
gonads and placenta |
|
17008 |
pancreas |
|
17010 |
parathyroid |
|
17012 |
pineal |
|
17014 |
pituitary |
|
17016 |
thymus |
|
17018 |
thyroid |
|
17020 |
neuroendocrinology |
|
Muscle |
17501 |
general; methods |
17502 |
anatomy |
|
17504 |
physiology and biochemistry |
|
17506 |
pathology |
|
Bones, Joints, Fasciae, Connective and Adipose Tissue |
18001 |
general; methods |
18002 |
anatomy |
|
18004 |
physiology and biochemistry |
|
18006 |
pathology |
|
Coelomic Membranes; Mesenteries and Related Structures |
18200 |
Coelomic membranes; mesenteries and related structures |
Integumentary System |
18501 |
general; methods |
18502 |
anatomy |
|
18504 |
physiology and biochemistry |
|
18506 |
pathology |
|
Dental Biology |
19001 |
general; methods |
19002 |
anatomy |
|
19004 |
physiology and biochemistry |
|
19006 |
pathology |
|
Sense Organs |
20001 |
general; methods |
20002 |
anatomy |
|
20004 |
physiology and biochemistry |
|
20006 |
pathology |
|
20008 |
deafness, speech and hearing |
|
Nervous System |
20501 |
general; methods |
20502 |
anatomy |
|
20504 |
physiology and biochemistry |
|
20506 |
pathology |
|
Psychiatry |
21001 |
general; medical psychology and sociology |
21002 |
psychopathology; psychodynamics and therapy |
|
21003 |
psychophysiology |
|
21004 |
addiction (alcohol, drugs, smoking, etc.) |
|
21006 |
mental retardation |
|
Pharmacology |
22002 |
general |
22003 |
drug metabolism; metabolic stimulators |
|
22005 |
clinical pharmacology |
|
22008 |
blood and hematopoietic agents |
|
22010 |
cardiovascular system |
|
22012 |
connective tissue, bone and collagen-acting drugs |
|
22014 |
digestive system |
|
22016 |
endocrine system |
|
22018 |
immunological processes and allergy |
|
22020 |
integumentary system, dental and oral biology |
|
22022 |
muscle system |
|
22024 |
neuropharmacology |
|
22026 |
psychopharmacology |
|
22028 |
reproductive system; implantation studies |
|
22030 |
respiratory system |
|
22031 |
sense organs, associated structures and functions |
|
22032 |
urinary system |
|
Routes of Immunization, Infection and Therapy |
22100 |
Routes of immunization, infection and therapy |
Toxicology |
22501 |
general; methods and experimental |
22502 |
foods, food residues, additives and preservatives |
|
22504 |
pharmacological toxicology |
|
22505 |
antidotes and preventative toxicology |
|
22506 |
environmental and industrial toxicology |
|
22508 |
veterinary toxicology |
|
Temperature |
23001 |
general measurement and methods |
23004 |
cryobiology |
|
23005 |
thermotherapy |
|
23006 |
hypothermia, hyperthermia |
|
23007 |
thermopathology |
|
23008 |
thermorhythms |
|
23010 |
thermoadaptation |
|
23012 |
thermoregulation |
|
Neoplasms |
24001 |
diagnostic methods |
24002 |
general |
|
24003 |
immunology |
|
24004 |
pathology; clinical aspects; systemic effects |
|
24005 |
neoplastic cell lines |
|
24006 |
biochemistry |
|
24007 |
carcinogens and carcinogenesis |
|
24008 |
therapeutic agents; therapy |
|
24010 |
blood and reticuloendothelial neoplasms |
|
Gerontology |
24500 |
Gerontology |
Pediatrics |
25000 |
Pediatrics |
Developmental/Embryology |
25502 |
general and descriptive |
25503 |
pathological |
|
25504 |
experimental |
|
25508 |
morphogenesis, general |
|
25552 |
descriptive teratology/teratogenesis |
|
25554 |
experimental teratology/teratogenesis |
|
Animal Production |
26502 |
general; methods |
26504 |
feeds and feeding |
|
26506 |
breeds and breeding |
|
Poultry Production |
27002 |
general; methods |
27004 |
feeds and feeding |
|
27006 |
breeds and breeding |
|
Microorganisms, General |
29500 |
Microorganisms, general |
Bacteriology, General and Systematic |
30000 |
Bacteriology, general and systematic |
Morphology and Cytology of Bacteria |
30500 |
Morphology and cytology of bacteria |
Physiology and Biochemistry of Bacteria |
31000 |
Physiology and biochemistry of bacteria |
Genetics of Bacteria and Viruses |
31500 |
Genetics of bacteria and viruses |
Microbiological Apparatus, Methods and Media |
32000 |
Microbiological apparatus, methods and media |
Microbiological Ultrastructure |
32300 |
Microbiological ultrastructure |
Tissue Culture, Apparatus, Methods and Media |
32500 |
Tissue culture, apparatus, methods and media |
In Vitro Studies, Cellular and Subcellular |
32600 |
In vitro studies, cellular and subcellular |
Virology |
33502 |
general; methods |
33504 |
bacteriophage |
|
33506 |
animal host viruses |
|
33508 |
plant host viruses |
|
Immunology |
34502 |
general; methods |
34504 |
bacterial, viral and fungal |
|
34506 |
immunohematology, blood groups |
|
34508 |
immunopathology, tissue immunology |
|
Immunology, Parasitological |
35000 |
Immunology, parasitological |
Allergy |
35500 |
Allergy |
Medical and Clinical Microbiology |
36001 |
general; methods and techniques |
36002 |
bacteriology |
|
36006 |
virology |
|
36007 |
phycology |
|
36008 |
mycology |
|
36504 |
serodiagnosis |
|
36506 |
skin tests |
|
Public Health |
37001 |
general and miscellaneous |
37003 |
epizootiology |
|
37006 |
public health laboratory methods |
|
37008 |
disinfection and vector control; pesticides |
|
37010 |
public health administration and statistics |
|
37012 |
health services and medical care |
|
37013 |
occupational health |
|
37014 |
sewage disposal and sanitary measures |
|
37015 |
air, water and soil pollution |
|
37017 |
radiation health |
|
37019 |
miscellaneous |
|
Public Health: Epidemiology |
37052 |
communicable diseases |
37054 |
organic diseases and neoplasms |
|
37056 |
miscellaneous |
|
Public Health: Disease Vectors |
37057 |
general |
37058 |
animate |
|
37060 |
inanimate |
|
Public Health Microbiology |
37400 |
Public health microbiology |
Veterinary Science |
38002 |
general; methods |
38004 |
pathology |
|
38006 |
microbiology |
|
Chemotherapy |
38502 |
general; methods; metabolism |
38504 |
antibacterial agents |
|
38506 |
antiviral agents |
|
38508 |
antifungal agents |
|
38510 |
antiparasitic agents |
|
Food Microbiology |
39002 |
food and beverage spoilage and contamination |
39003 |
food and beverage fermentation |
|
39004 |
antibiotics, biologics, other agents |
|
39006 |
biodegradation and biodeterioration |
|
39007 |
biosynthesis, bioassay and fermentation |
|
39008 |
general and miscellaneous |
|
Disinfection, Disinfectants and Sterilization |
39500 |
Disinfection, disinfectants and sterilization |
Soil Microbiology |
40000 |
Soil microbiology |
Cosmetics |
42100 |
Cosmetics |
Paleobotany |
50000 |
Paleobotany |
Palynology |
50100 |
Palynology |
Botany: General/Systematic |
50501 |
cryptogamae (major only) |
50503 |
thallophyta (major only) |
|
50504 |
algae (major only) |
|
50506 |
fungi (major only) |
|
50510 |
lichenes (major only) |
|
50511 |
embryophyta (major only) |
|
50512 |
bryophyta (major only) |
|
50513 |
tracheophyta (major only) |
|
50514 |
pteridophyta (major only) |
|
50516 |
spermatophyta (major only) |
|
50518 |
gymnospermae (major only) |
|
50522 |
angiospermae (major only) |
|
50524 |
monocotyledones (major only) |
|
50526 |
dicotyledones (major only) |
|
50528 |
floristics and distribution |
|
50530 |
gen./miscell. (major only) |
|
Morphology, Anatomy and Embryology of Plants |
51000 |
Morphology, anatomy and embryology of plants |
Plant Physiology |
51502 |
water relations |
51503 |
temperature |
|
51504 |
nutrition |
|
51506 |
photosynthesis |
|
51508 |
respiration, fermentation |
|
51510 |
growth, differentiation |
|
51512 |
reproduction |
|
51514 |
growth substances |
|
51516 |
light and radiation effects |
|
51517 |
electric, magnetic and gravitational phenomena |
|
51518 |
enzymes |
|
51519 |
metabolism |
|
51520 |
translocation, accumulation |
|
51522 |
chemical constituents |
|
51523 |
bioluminescence |
|
51524 |
apparatus and methods |
|
51526 |
general and miscellaneous |
|
Economic Botany, General |
52000 |
Economic botany, general |
Agronomy |
52502 |
general, miscellaneous and mixed crops |
52504 |
grain crops |
|
52506 |
forage crops and fodder |
|
52508 |
fiber crops |
|
52510 |
sugar crops |
|
52512 |
tobacco crops |
|
52514 |
oil crops |
|
52518 |
weed control |
|
Soil Science |
52801 |
general; methods |
52803 |
genesis, morphology, classification, geology |
|
52805 |
physics and chemistry |
|
52807 |
fertility and applied studies |
|
Horticulture |
53002 |
temperate zone fruits and nuts |
53004 |
tropical/subtropical fruits ; plantation crops |
|
53006 |
small fruits |
|
53008 |
vegetables |
|
53010 |
flowers and ornamentals |
|
53012 |
general; miscellaneous and mixed crops |
|
Forestry and Forest Products |
53500 |
Forestry and forest products |
Pharmacognosy and Pharmaceutical botany |
54000 |
Pharmacognosy and pharmaceutical botany |
Phytopathology |
54502 |
diseases caused by fungi |
54504 |
diseases caused by bacteria |
|
54506 |
diseases caused by phanerogams |
|
54507 |
diseases caused by algae |
|
54508 |
diseases caused by animal parasites |
|
54510 |
diseases caused by viruses |
|
54512 |
nonparasitic diseases |
|
54514 |
parasitism and resistance |
|
54516 |
disease control |
|
54518 |
general and miscellaneous |
|
Pest Control: General; Pesticides; Herbicides |
54600 |
Pest control: general; pesticides; herbicides |
Economic Entomology |
60002 |
general |
60004 |
field, flower and truck crops |
|
60006 |
fruits and nuts |
|
60008 |
stored products |
|
60010 |
trees, ornamentals and wood products |
|
60012 |
animal pests |
|
60014 |
biological control |
|
60015 |
integrated control |
|
60016 |
chemical control, general; apparatus |
|
60018 |
apiculture |
|
60020 |
sericulture |
|
Parasitology |
60502 |
general |
60504 |
medical |
|
60506 |
veterinary |
|
Sanitary entomology |
61000 |
Sanitary entomology |
Chordata: General/Systematic Zoology |
62502 |
general (major only) |
62503 |
protochordata (major only) |
|
Chordata: General/Systematic |
62510 |
pisces (major only) |
62512 |
amphibia (major only) |
|
62514 |
amphibia (major only) |
|
62516 |
reptilia (major only |
|
62518 |
aves (major only) |
|
62520 |
mammalia (major only) |
|
Animal Distribution |
62800 |
Animal distribution |
Paleozoology |
63000 |
Paleozoology |
Invertebrata: General/Systematic |
63501 |
general (major only) |
63502 |
protozoa (major only) |
|
63504 |
mesozoa (major only) |
|
63506 |
porifera (major only) |
|
63508 |
cnidaria (major only) |
|
63509 |
ctenophora (major only) |
|
63510 |
platyhelminthes (major only) |
|
63512 |
rhynchocoela (major only) |
|
63514 |
acanthocephala (major only) |
|
63516 |
aschelminthes (major only) |
|
63518 |
entoprocta (major only) |
|
63520 |
phoronidea (major only) |
|
63522 |
ectoprocta (major only) |
|
63524 |
brachiopoda (major only) |
|
63526 |
mollusca (major only) |
|
63528 |
sipunculoidea (major only) |
|
63530 |
annelida (major only) |
|
63532 |
echiuroidea (major only) |
|
63534 |
linguatulida (major only) |
|
63536 |
tardigrada (major only) |
|
63538 |
onychophora (major only) |
|
63542 |
chaetognatha (major only) |
|
63544 |
hemichordata (major only) |
|
63546 |
pogonophora (major only) |
|
63548 |
echinodermata (major only) |
|
63552 |
arthropoda: general (major only) |
|
63554 |
arthropoda: crustacea (major only) |
|
63556 |
arthropoda: myriapoda (major only) |
|
63572 |
insecta: general (major only) |
|
63573 |
insecta: coleoptera (major only) |
|
63574 |
insecta: diptera (major only) |
|
63576 |
fossil insecta (major only) |
|
63578 |
insecta: hemiptera |
|
63580 |
insecta: homoptera (major only) |
|
63582 |
insecta: hymenoptera (major only) |
|
63584 |
insecta: lepidoptera (major only) |
|
63586 |
insecta: neuroptera (major only) |
|
63588 |
insecta: orthoptera (major only) |
|
63590 |
insecta: other orders (major only) |
|
63592 |
chelicerata: general (major only) |
|
63594 |
chelicerata: arachnida (major only) |
|
63596 |
chelicerata: acarina (major only) |
|
63597 |
chelicerata: merostomata (major only) |
|
63598 |
chelicerata: pycnogonida |
|
Invertebrata: Comparative Experimental Morphology, Physiology and Pathology |
64001 |
general |
64002 |
protozoa |
|
64004 |
mesozoa |
|
64006 |
porifera |
|
64008 |
cnidaria |
|
64009 |
ctenophora |
|
64010 |
platyhelminthes |
|
64012 |
rhynchocoela |
|
64014 |
acanthocephala |
|
64016 |
aschelminthes |
|
64018 |
entoprocta |
|
64020 |
phoronidea |
|
64022 |
ectoprocta |
|
64024 |
brachiopoda |
|
64026 |
mollusca |
|
64028 |
sipunculoidea |
|
64030 |
annelida |
|
64032 |
echiuroidea |
|
64034 |
linguatulida |
|
64036 |
tardigrada |
|
64038 |
onychophora |
|
64042 |
chaetognatha |
|
64044 |
hemichordata |
|
64046 |
pogonophora |
|
64048 |
echinodermata |
|
64052 |
arthropoda: general |
|
64054 |
arthropoda: crustacea |
|
64056 |
arthropoda: myriapoda |
|
64060 |
arthropoda: chelicerata |
|
64072 |
insecta: general |
|
64074 |
insecta: morphology, comparative |
|
64076 |
insecta: physiology |
|
64078 |
insecta: pathology |
|
Invertebrate Body Regions |
64202 |
general |
64204 |
head |
|
64206 |
cephalothorax |
|
64208 |
thorax |
|
64210 |
abdomen |
|
64212 |
appendages |
|
64214 |
hard parts |
|
64216 |
orifices, pores and cavities |
|
64218 |
special organs |
|
Paleobiology |
64500 |
Paleobiology |
Geological Periods |
64702 |
General and Unspecified |
64704 |
Precambrian |
|
64705 |
Paleozoic, General |
|
64706 |
Cambrian |
|
64708 |
Ordovician |
|
64710 |
Silurian |
|
64712 |
Devonian |
|
64714 |
Carboniferous (Mississippian and Pennsylvanian) |
|
64716 |
Permian |
|
64717 |
Mesozoic, General |
|
64718 |
Triassic |
|
64720 |
Jurassic |
|
64722 |
Cretaceous |
|
64723 |
Cenozoic, General |
|
64724 |
Tertiary |
|
64726 |
Pleistocene |
|
64728 |
Recent |
.