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65 Specimen Results
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Genus:
Ptychodus
State/Province:
Colorado
Filter by
Phylum
Chordata (65)
Order
(65)
Class
Chondrichthyes (65)
Family
Ptychodontidae (65)
has media
Has media (31)
Has no media (34)
Individual/Organization
Shimada, K. (52)
Schumacher, B.A. (56)
Liggett, G.A. (1)
Byrd, C.J. (9)
Gallardo, C. et al. (4)
Garza, D. (6)
Gonzales, P. (11)
Conroy, R. (5)
Shelburne, E.C. (5)
and 2 more
Period
Cretaceous (65)
Epoch
Late (5)
Upper (60)
Age
Cenomanian (39)
Middle Cenomanian (5)
Santonian (4)
Turonian (17)
Formation
Carlile (12)
Greenhorn (49)
Niobrara (4)
Member
Blue Hill (1)
Blue Hill Shale (4)
Hartland (2)
Juana Lopez (7)
Lincoln (45)
Smoky Hill (4)
Upper (1)
Country
United States of America (65)
County
Baca (4)
Las Animas (36)
Otero (25)