M 257 (Paleocene to of the United States)

Where: Navarro County, Texas (32.1° N, 96.1° W: paleocoordinates 36.8° N, 76.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kerens Member (Wills Point Formation), Danian to Danian (66.0 - 59.2 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: mesofossils

Primary reference: K. V. Palmer and D. C. Brann. 1965. Catalogue of the Paleocene and Eocene mollusca of the southern and eastern United States. Part 1. Pelecypoda, Amphineura, Peteropoda, Scaphopoda and Cephalopoda. Bulletins of American Paleontology 48:1-471 [M. Kosnik/M. Kosnik/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 91842: authorized by Jocelyn Sessa, entered by Laurie Eccles on 21.10.2009, edited by Ursula Smith

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Pinnidae
Gastropoda
 Neogastropoda - Volutidae
"Volutocorbis kerensensis" = Athleta (Volutocorbis)
"Volutocorbis kerensensis" = Athleta (Volutocorbis) volute