UW V-92040, Fade to Black (Cretaceous of the United States)

Where: Carbon County, Wyoming (41.9° N, 106.9° W: paleocoordinates 48.9° N, 82.4° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Ferris Formation, Lancian (70.6 - 66.0 Ma)

• said to be Lancian

• bed-level stratigraphic resolution

Environment/lithology: terrestrial

Size class: mesofossils

Reposited in the UW

Primary reference: J. A. Lillegraven and J. J. Eberle. 1999. Vertebrate faunal changes through Lancian and Puercan time in southern Wyoming. Journal of Paleontology 73(4):691-710 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 75292: authorized by Matthew Carrano, entered by Matthew Carrano on 05.10.2007, edited by Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Testudinata - Baenidae
Baenidae indet. Cope 1882 turtle
UW 27373
Neurankylus sp. Lambe 1902 turtle
UW 26477
 Crocodylia - Alligatoridae
Brachychampsa sp. Gilmore 1911 crocodilian
UW 27398
 Ornithischia - Ceratopsidae
Chasmosaurinae indet. Lambe 1915 ceratopsid
UW 27428 "(=Triceratops sp.)"
Actinopteri
 Amiiformes - Amiidae
"Cyclurus fragosa" = Cyclurus fragosus
"Cyclurus fragosa" = Cyclurus fragosus Jordan 1927 bowfin
UW 27332