M 190 (Paleocene of the United States)

Where: Bastrop County, Texas (30.2° N, 97.5° W: paleocoordinates 35.2° N, 78.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Kincaid Formation (Midway Group), Danian (66.0 - 61.6 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 91778: authorized by Jocelyn Sessa, entered by Laurie Eccles on 19.10.2009, edited by Ursula Smith

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Nuculanida - Nuculanidae
Jupiteria (Ledina) smirna Dall 1898 pointed nut clam
 Carditida - Carditidae
 Carditida - Crassatellidae
 Cardiida - Kelliellidae
 Pholadida - Corbulidae
 Pectinida - Propeamussiidae
Amusium (Propeamussium) alabamense Aldrich 1886 mud scallop
 Arcida - Cucullaeidae
 Arcida - Limopsidae
Limopsis "sp." Sassi 1827 clam
Gastropoda
 Opisthobranchia - Cylichnidae
Acteocina "sp. A" Gray 1847 barrel-bubble
Scaphander "sp." Monfort 1810 snail
 Heterostropha - Architectonicidae
 Heterostropha - Acteonidae
 Cerithioidea - Cerithiidae
Bittium (Bittium) estellensis Aldrich 1921 cerith snail
 Sorbeoconcha - Naticidae
Euspira perspecta, ? Polinices julianna, "Natica (Naticarius) reversa" = Naticarius
"Natica (Naticarius) reversa" = Naticarius moon snail
 Neogastropoda - Volutidae
"Volutocorbis texanus" = Athleta (Volutocorbis)
"Volutocorbis texanus" = Athleta (Volutocorbis) volute
 Neogastropoda - Cancellariidae
Cancellaria "spp. A" Lamarck 1799 snail
 Neogastropoda - Fasciolariidae
Scaphopoda
 Dentaliida - Dentaliidae