User Options
Toggle navigation
Login
Register
Login
Register
Main Site
Browse
Advanced Search
Featured
About
709 Specimen Results
Add all results to lightbox
Select results to add to lightbox
Sort by:
Title
Sort order:
Ascending
Descending
Download results as:
Checklist
PDF (thumbnails)
Add selected results to lightbox
Class:
Bivalvia
Filter by
Phylum
Mollusca (709)
Order
Arcida (2)
Cardiida (102)
Carditida (1)
Cyrtodontida (3)
Hippuritida (36)
Lucinida (19)
Modiomorphida (2)
Myalinida (166)
Mytilida (3)
Nuculida (1)
Ostreida (128)
Pectinida (11)
Pholadida (9)
Solemyida (2)
Solenida (1)
Thraciida (1)
Trigoniida (3)
Unionida (7)
and 11 more
Class
Acanthodii (7)
Actinopterygii (813)
Amphibia (373)
Anthozoa (77)
Arachnida (4)
Articulata (3)
Aves (333)
Blastoidea (13)
Cephalaspidomorphi (2)
Cephalopoda (498)
Chondrichthyes (1477)
Crinoidea (42)
Cystoidea (4)
Demospongea (5)
Echinoidea (9)
Eupelycosauria (3)
Gastropoda (418)
Gymnolaemata (15)
Insecta (134)
Lingulata (14)
Malacostraca (17)
Mammalia (14366)
Maxillopoda (42)
Merostomata (4)
Miscellaneous (1)
Ostracoda (2)
Placodermi (4)
Polychaeta (12)
Pteraspidomorphi (1)
Pterobranchia (2)
Reptilia (1897)
Rhombozoa (1)
Rhynchonellata (149)
Sarcopterygii (2)
Sarcopterygii (Romer, 1955) (1)
Scaphopoda (1)
Scyphozoa (1)
Stenolaemata (37)
Strophomenata (54)
Trilobita (109)
and 33 more
Family
Ambonychiidae (3)
Anomiidae (1)
Arcidae (1)
Cardiidae (12)
Chamidae (2)
Corbulidae (8)
Crassatellidae (1)
Cucullaeidae (1)
Cyrenidae (57)
Cyrtodontidae (3)
Donacidae (1)
Gryphaeidae (29)
Inoceramidae (163)
Lucinidae (19)
Mactridae (2)
Modiomorphidae (2)
Myidae (1)
Mytilidae (3)
Nuculidae (1)
Ostreidae (92)
Pectinidae (10)
Pharidae (1)
Pinnidae (2)
Plagioptychidae (3)
Psammobiidae (1)
Pteriidae (2)
Radiolitidae (33)
Semelidae (2)
Solecurtidae (1)
Solemyidae (2)
Sphaeriidae (8)
Tellinidae (5)
Thraciidae (1)
Trigoniidae (3)
Ungulinidae (1)
Unionidae (7)
Veneridae (10)
and 30 more
Genus
Alectryonella (1)
Ambonychia (1)
Amiantis (1)
Anodonta (1)
Anomia (1)
Aphrodina (1)
Arca (1)
and 67 more
has media
Has media (652)
Has no media (50)
Individual/Organization
Sternberg, G.F. (145)
Walker, M.V. (84)
Taylor, R. (1)
Haskins, B. (1)
Mart, I.R. (2)
Bonner, M.C. (6)
Hattin, D.E. (14)
and 112 more
Period
Cretaceous (607)
Devonian (3)
Jurassic (1)
Neogene (26)
Ordovician (6)
Paleogene (12)
Permian (3)
Plaeogene (1)
Quaternary (43)
Triassic (5)
and 3 more
Epoch
Early (2)
Eocene (12)
Holocene (2)
Late (3)
Miocene (3)
Paleocene (1)
Pleistocene (39)
Pliocene (23)
and 1 more
Age
Albian (1)
Santonian (1)
Turonian (3)
Formation
Carlile (63)
Comanche (2)
Dakota (12)
Demopolis (1)
Fox Hills (66)
Fox Hills/Pierre (1)
Graneros (12)
Greenhorn (36)
Hamilton (2)
Kingsdown (4)
Kiowa (123)
Lance (3)
Morrison (1)
Niobrara (232)
Patagonia (2)
Pierre (28)
Rio Dell (4)
Trenton (3)
and 11 more
Member
basal (3)
Blue Hill (31)
Codell (2)
Fairport (15)
Fort Hays (20)
Hartland (2)
Jetmore (6)
Juana Lopez (1)
Lake Creek (2)
Lincoln (5)
Mosldrow Creek (1)
Pfeifer (9)
Smoky Hill (202)
Weskan (2)
and 7 more
Country
Argentina (2)
Mexico (3)
United States of America (585)
State/Province
Arizona (5)
Baja California (3)
California (62)
Colorado (23)
Illinois (1)
Indiana (1)
Iowa (3)
Kansas (378)
Missouri (1)
New Mexico (2)
New York (3)
North Dakota (1)
Ohio (2)
Oregon (1)
South Dakota (90)
Utah (1)
Wisconsin (3)
Wyoming (5)
and 11 more
County
Anderson (1)
Chickasaw (1)
Clark (7)
Corson (7)
Ellis (56)
Ellsworth (9)
Erie (3)
Fresno (1)
Gove (44)
Graham (4)
Green Lake (3)
Greenwood (2)
Grundy (1)
Hamilton (2)
Harding (1)
Imperial (5)
Kiowa (10)
Lane (1)
Las Animas (4)
Logan (34)
Los Angeles (8)
McPherson (4)
Meade (81)
Meade (2)
Mitchell (2)
Montgomery (2)
Morton (1)
Navajo (5)
Niobrara (5)
Osborne (17)
Otero (16)
Phillips (1)
Plymoth (3)
Pueblo (3)
Quay (1)
Riverside (1)
Rooks (58)
Rush (2)
Russell (46)
Saline (3)
San Diego (42)
Scott (3)
Smith (7)
Todd (1)
Trego (17)
Uinta (1)
Wallace (3)
Wayne (1)
and 41 more