M 467 (Eocene of the United States)

Where: Montgomery County, Louisiana (31.8° N, 92.5° W: paleocoordinates 32.8° N, 83.6° 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 ,G.D. Harris October 1940.

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 98855: authorized by Jocelyn Sessa, entered by Laurie Eccles on 21.10.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Heterostropha - Architectonicidae
"Architectonica (Solariaxis) acuta" = Architectonica acuta
"Architectonica (Solariaxis) acuta" = Architectonica acuta Conrad 1854 sundial
 Sorbeoconcha - Naticidae
 Neogastropoda - Fasciolariidae
Tritonatractus pearlensis Aldrich 1885 snail
Tritonoatractus pearlensis montgomeriensis [entered as Tritonoatractus pearlensis]
 Neogastropoda - Olivellidae
Agaronia mississippiensis Conrad 1848 snail
 Neogastropoda - Muricidae
Pterynotus (Pterynotus) weisbordi Harris and Palmer 1947 mustached bat
 Sorbeoconcha - Eocypraeidae
Sulcocypraea healeyi Aldrich 1923 snail
 Sorbeoconcha - Vermetidae
Serpulorbis chavani Harris and Palmer 1947 worm shell
Bivalvia
 Pectinida - Plicatulidae