Toothed-bird Hill (Cretaceous of the United States)

Also known as Case Estuary Site 8

Where: Big Horn County, Wyoming (44.2° N, 107.8° W: paleocoordinates 51.1° N, 75.7° W)

• coordinate based on nearby landmark

When: Teapot Sandstone Member (Mesaverde Formation), Late/Upper Campanian (83.5 - 70.6 Ma)

Environment/lithology: estuary or bay; sandstone

Size classes: macrofossils, mesofossils

Primary reference: G. R. Case. 1987. A new selachian fauna from the late Campanian of Wyoming (Teapot Sandstone Member, Mesaverde Formation, Big Horn Basin). Palaeontographica Abteilung A 197(Lfg. 1-3):1-37 [J. Kriwet/W. Glaeser/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 70490: authorized by Juergen Kriwet, entered by Wolfgang Glaeser on 25.03.2007, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Hybodontiformes - Hybodontidae
"Hybodus montanensis" = Meristodonoides montanensis
"Hybodus montanensis" = Meristodonoides montanensis Case 1978 elasmobranch
 Squaliformes - Squalidae
Centrophoroides worlandensis n. sp. dogfish shark
 Rajiformes -
Protoplatyrhina renae Case 1978 guitarfish
 Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876 guitarfish
 Rajiformes - Sclerorhynchidae
Ischyrhiza mira Leidy 1856 ray
 Orectolobiformes - Orectolobidae
Cretorectolobus olsoni Case 1978 wobbegong
 Lamniformes - Odontaspididae
Odontaspis steineri n. sp. sand tiger shark
 Lamniformes - Mitsukurinidae
Scapanorhynchus texanus Roemer 1852 goblin shark
 Lamniformes - Archaeolamnidae
"Plicatolamna arcuata" = Archaeolamna kopingensis
"Plicatolamna arcuata" = Archaeolamna kopingensis Davis 1890 mackerel shark
Mammalia
 Theriamorpha - Zhelestidae
"Paranyctoides megakeros n. sp." = Alostera saskatchewanensis
"Paranyctoides megakeros n. sp." = Alostera saskatchewanensis Fox 1989 eutherian