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4713 Specimen Results
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Order:
Perissodactyla
Order:
Ammonitida
Filter by
Phylum
Chordata (4302)
Mollusca (412)
Class
Cephalopoda (412)
Mammalia (4302)
Family
Acanthoceratidae (30)
Ansioceratidae (4)
Baculitidae (139)
Brontotheriidae (28)
Collignoniceratidae (34)
Desmostylidae (1)
Diplomoceratidae (1)
Engonoceratidae (1)
Equidae (1843)
Hyopsodontidae (75)
Hyrachyidae (2)
Hyracodontidae (9)
Mojsisovicsiidae (1)
Muniericeratidae (3)
Pachydiscidae (2)
Palaeotheriidae (5)
Phenacodontidae (2)
Placenticeratidae (11)
Rhinocerotidae (2273)
Scaphitidae (149)
Spiroceratidae (1)
Tapiridae (1)
Vascoceratidae (3)
and 16 more
Genus
Acanthoceras (7)
Allocrioceras (4)
Aphelops (37)
Astrohippus (181)
Baculites (136)
Bevahites (1)
Calippus (50)
Calycoceras (3)
Clioscaphites (92)
Collignoniceras (26)
Cormohipparion (6)
Desmostylus (1)
Diceratherium (10)
Dinohippus (128)
Dunveganoceras (1)
Engonoceras (1)
Equus (327)
Euomphaloceras (1)
Glyptoxoceras (1)
Hipparion (14)
Hyopsodus (75)
Hypohippus (8)
Hyrachyus (2)
Hyracodon (9)
Hyracotherium (5)
Jeletzkytes (18)
Mammites (9)
Megacerops (23)
Meniscotherium (2)
Menoceras (12)
Mesohippus (11)
Miohippus (1)
Nannippus (50)
Neohipparion (78)
Orohippus (1)
Oxytropidoceras (1)
Pachydiscus (2)
Parahippus (1)
Peraceras (1)
Placenticeras (11)
Plesiacanthoceras (3)
Pliohippus (12)
Prionocyclus (7)
Protohippus (54)
Pseudhipparion (27)
Scaphites (38)
Sciponoceras (3)
Spiroceras (1)
Subhyracodon (1)
Teleoceras (1122)
Tragodesmoceras (3)
Vascoceras (3)
Watinoceras (3)
Worthoceras (1)
and 47 more
has media
Has media (1825)
Has no media (2888)
Individual/Organization
Sternberg, G.F. (1532)
Walker, M.V. (225)
Sternberg, L. (1)
Cooke, E. (1)
York, G. (28)
Vague, J. (1)
Hattin, D.E. (4)
and 166 more
Period
Cretaceous (410)
Neogene (3856)
Ordovician (1)
Paleogene (170)
Quaternary (275)
Epoch
Eocene (111)
Late (2)
Middle (1)
Miocene (3780)
Oligocene (57)
Pleistocene (58)
Pliocene (62)
Age
Calabrian (12)
Middle (41)
Priabonian (23)
Rupelian (3)
Santonian (1)
Turonian (1)
Ypresian (82)
Formation
Ballard (16)
Blanco (2)
Broadwater (7)
Brule (2)
Carlile (75)
Chadron Member? (1)
Chadron? (2)
Decorah (1)
Delmore (1)
Drewsey (1)
Fowkes (78)
Glenns Ferry (33)
Graneros (8)
Graneros or Greenhorn (2)
Green River (1)
Greenhorn (51)
Harrison (42)
Keim (4)
Kingsdown (1)
Kiowa (3)
Niobrara (151)
Ogallala (3698)
Pawnee Creek (5)
Pierre (101)
Pierre Shale (1)
Poleside (1)
Rexroad (2)
Upper Vintab (1)
Wasatch (7)
White River (20)
and 23 more
Member
Blue Hill (64)
Bridge Creek (1)
Bulldog Hollow (78)
Desertion Point (3)
Fairport (3)
Fort Hays (2)
Hartland (4)
Jetmore (19)
Juana Lopez (2)
Lake Creek (5)
Lincoln (3)
Missler (15)
Pfeifer (9)
Pfiefer (1)
Sharon Springs (19)
Smoky Hill (141)
Valentine (9)
Weskan (3)
XLT (1)
and 12 more
Country
Mexico (2)
United States of America (4700)
State/Province
Baja California (2)
California (1)
Colorado (26)
Idaho (33)
Kansas (4293)
Minnesota (1)
Missouri (1)
Montana (1)
Nebraska (108)
Nevada (16)
New Mexico (1)
Oregon (1)
South Dakota (68)
Texas (12)
Utah (4)
Wyoming (130)
and 9 more
County
Big Horn (1)
Brown (10)
Cherry (3)
Cheyenne (7)
Clark (1401)
Cloud (7)
Converse (40)
and 66 more