User Options
Toggle navigation
Login
Register
Login
Register
Main Site
Browse
Advanced Search
Featured
About
5 Specimen Results
Add all results to lightbox
Select results to add to lightbox
Sort by:
Title
Sort order:
Ascending
Descending
Start Over
Download results as:
Checklist
PDF (thumbnails)
Specimen information (Excel)
Add selected results to lightbox
Genus:
Ptychotrygon
Formation:
Fox Hills
FHSM VP-17993
Ptychotrygon vermiculata
(Cappetta, 1975)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19616
Ptychotrygon winni
(Case & Capetta, 1997)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19617
Ptychotrygon winni
(Case & Capetta, 1997)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19618
Ptychotrygon greybullensis
(Case, 1987)
Formation:
Fox Hills
Period(Early):
Cretaceous
FHSM VP-19619
Ptychotrygon
(Jaekel, 1894)
Formation:
Fox Hills
Period(Early):
Cretaceous
Next 36
Filter by
Phylum
Chordata (5)
Order
Sclerorhynchiformes (5)
Class
Chondrichthyes (5)
Family
Ptychotrygonidae (5)
has media
Has media (1)
Has no media (4)
Individual/Organization
Everhart, M.J. (5)
Hoganson, J.W. (5)
Shelburne, E.C. (4)
Period
Cretaceous (5)
Epoch
Late (4)
Upper (1)
Age
Maastrichtian (5)
Formation
Fox Hills (5)
Country
United States of America (5)
State/Province
Colorado (5)
County
Adams (5)