P.N. Ferry (Cretaceous to of the United States)

Where: Blaine County, Montana (48.3° N, 109.3° W: paleocoordinates 55.2° N, 75.2° W)

• coordinate based on nearby landmark

When: Judith River Formation, Middle Campanian to Middle Campanian (83.5 - 70.6 Ma)

Environment/lithology: deltaic; siliciclastic sediments

Size classes: macrofossils, mesofossils

Primary reference: G. R. Case. 1978. A new selachian fauna from the Judith River Formation (Campanian) of Montana. Palaeontographica Abteilung A 160(Lfg. 1-6):176-205 [J. Kriwet/W. Glaeser/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 69450: authorized by Juergen Kriwet, entered by Wolfgang Glaeser on 26.02.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Rajiformes - Sclerorhynchidae
Ischyrhiza mira Leidy 1856 ray
 Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876 guitarfish
 Orectolobiformes - Orectolobidae
Cretorectolobus olsoni n. gen. n. sp.
Cretorectolobus olsoni n. gen. n. sp. Case 1978 wobbegong