PRI 1121 (Eocene of the United States)

Where: Sabine County, Texas (31.3° N, 93.8° W: paleocoordinates 32.4° N, 85.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Moodys Branch Formation (Jackson Group), Bartonian (41.3 - 38.0 Ma)

• member-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: mesofossils

Collection methods: Collected by A.C. Veatch. Photoed by Veatch, Geol. Report Louisiana Survey.

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 91101: authorized by Jocelyn Sessa, entered by Laurie Eccles on 04.09.2009, edited by Ursula Smith

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Limopsidae
 Carditida - Carditidae
Venericardia "sp. D"2 Lamarck 1801 clam
Scaphopoda
 Gadilida - Gadilidae
Cadulus (Polyschides) margarita Harris and Palmer 1947 tusk shell
 Dentaliida - Dentaliidae
Dentalium (Antalis) mississippiense Conrad 1848 tusk shell
Dentalium (Antalis) mississippiense jacksonense
Gastropoda
 Sorbeoconcha - Cassidae
Galeodea petersoni Conrad 1854 snail
 Neogastropoda - Borsoniidae
Microdrillia parthenoides Harris and Palmer 1947 snail
 Neogastropoda - Volutidae
Lapparia dumosa Conrad 1854 volute
Athleta symmetricus1 Conrad 1854 volute
Bullata semen Lea 1833 volute
Bullata semen jacksonensis
 Neogastropoda - Olivellidae
Agaronia media Meyer 1885 snail
 Neogastropoda - Mitridae
"Mitra (Fusimitra) millingtoni" = Mitra (Fusimitra) mellingtoni
"Mitra (Fusimitra) millingtoni" = Mitra (Fusimitra) mellingtoni Conrad 1854 mitre shell
 Sorbeoconcha - Naticidae
Euspira jacksonensis1 Harris and Palmer 1947 moon snail
 Neotaenioglossa - Calyptraeidae
Calyptraea (Trochita) aperta1 Solander 1766 slipper shell