Skip to Main Content

Ptychodus decurrens

Geological Range

Cenomanian to Maastrichtian

Paleogeographic Distribution

Kansas to Colorado

Stratigraphic Occurrences

Turonian
Graneros Formation (KS)
Cenomanian
Greenhorn Limestone (CO)
Greenhorn Limestone (Lincoln Mbr) (CO)
Greenhorn Limestone (KS)
Greenhorn Limestone (Lincoln Shale Member) (KS)
<i> Ptychodus decurrens </i> from the Late Cretaceous Niobrara Fm. of Kansas (YPM VP 59115).
Ptychodus decurrens from the Late Cretaceous Niobrara Fm. of Kansas (YPM VP 59115).

Maps for this species are currently unavailable. Please check back later.