turtle bonebed, Valley of Fire State Park (Cretaceous of the United States)

Where: Clark County, Nevada (36.4° N, 114.6° W: paleocoordinates 37.5° N, 75.0° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: upper Member (Willow Tank Formation), Late/Upper Albian (105.3 - 99.6 Ma)

• "upper mudrock member"

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; fine-grained siliciclastic sediments

Size classes: macrofossils, mesofossils

Collected by Bonde

Collection methods: surface (float), surface (in situ),

Primary reference: J. W. Bonde, D. J. Varricchio, F. D. Jackson, D. B. Loope, and A. M. Shirk. 2008. Dinosaurs and dunes! Sedimentology and paleontology of the Mesozoic in the Valley of Fire State Park. In E. M. Duebendorfer & E. I. Smith (ed.), Field Guide to Plutons, Volcanoes, Faults, Reefs, Dinosaurs, and Possible Glaciation in Selected Areas of Arizona, California, and Nevada: Geological Society of America Field Guide 11:249-262 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 181586: authorized by Matthew Carrano, entered by Matthew Carrano on 19.09.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

 Holostei -
Holostei "indet. A."
ganoid scales
 Lepisosteiformes - Lepisosteidae
Lepisosteidae indet. Cuvier 1825 gar
ganoid scales
 Dipnoi - Ceratodontidae
Ceratodus sp. Agassiz 1838 lungfish
tooth plates
 Testudines - Trionychidae
? Trionychidae indet. Gray 1825 softshell turtle
 Testudines - Baenidae
Baenidae indet. Cope 1882 turtle
 Testudines - Adocidae
cf. Adocus sp. Cope 1868 turtle
 Testudinata - Helochelydridae
Naomichelys sp. Hay 1908 turtle