Ferris Formation (UW V-92036) (Cretaceous of the United States)

Also known as Chinacat Sunflower

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. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 14542: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Matthew Carrano and Roger Benson

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Myliobatiformes - Dasyatidae
Myledaphus bipartitus2 Cope 1876 whiptail stingray
UW 26604
Actinopteri
 Amiiformes - Amiidae
"Cyclurus fragosa" = Cyclurus fragosus2
"Cyclurus fragosa" = Cyclurus fragosus2 Jordan 1927 bowfin
UW 26528
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet.2 Cuvier 1825 gar
UW 25627
Osteichthyes
 Caudata - Urodela
Habrosaurus dilatus2 Gilmore 1928 siren
UW 27372
Reptilia
 Testudines - Trionychidae
Trionychidae sp.1 Gray 1825 softshell turtle
UW 26593
Trionychidae sp.1 Gray 1825 softshell turtle
UW 26592
Trionychidae sp.1 Gray 1825 softshell turtle
UW 26581
 Testudines -
"Compsemys victus" = Compsemys victa2
"Compsemys victus" = Compsemys victa2 Leidy 1856 turtle
UW 27279
 Testudines - Baenidae
Baenidae indet.2 Cope 1882 turtle
UW 26621; also part of UW 26593 reported by Holroyd & Hutchison (2002)
 Testudines - Nanhsiungchelyidae
Basilemys sp.1 Hay 1902 turtle
part sof both UW 26592 and 26593
 Testudines - Adocidae
Adocus sp.2 Cope 1868 turtle
UW 26594
 Theropoda -
Theropoda indet.2 theropod
UW 27443
 Avetheropoda - Dromaeosauridae
Saurornitholestes sp.2 Sues 1978 coelurosaur
UW 26275-26277
 Avetheropoda - Troodontidae
Troodon formosus2 Leidy 1856 coelurosaur
UW 26304
 Avetheropoda -
Aublysodon mirandus2 Leidy 1868 coelurosaur
UW 26250
 Avetheropoda - Ornithomimidae
Ornithomimus cf. velox2 Marsh 1890 ornithomimid
UW 26305, 27205
 Ornithischia - Nodosauridae
Edmontonia cf. rugosidens2 Gilmore 1930 ornithischian
UW 26292
 Neornithischia - Ceratopsidae
Chasmosaurinae indet.2 Lambe 1915 ceratopsid
UW 26530, 27439 "(= Triceratops sp.")
 Neornithischia - Thescelosauridae
Thescelosauridae indet.2 Sternberg 1937 ornithischian
UW 26526
 Neornithischia - Hadrosauridae
Hadrosaurinae indet.2 Lambe 1918 hadrosaurine
UW 26529
 Crocodylia - Alligatoridae
Allognathosuchus sp.2 Mook 1921 crocodilian
UW 29016
Mammalia
 Leptictida - Gypsonictopidae
Gypsonictops sp. Simpson 1927 eutherian
 Multituberculata - Cimolodontidae
Cimolodon nitidus Marsh 1889 multituberculate