PRI 1098 (Eocene of the United States)

Where: Clarke County, Mississippi (31.9° N, 88.7° W: paleocoordinates 32.5° N, 79.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• formation-level stratigraphic resolution

Environment/lithology: offshore; unlithified, burrowed, glauconitic, argillaceous, calcareous siltstone

• Environment from PBDB collection #1434.
• "burrows,glauconitic unlithified argillaceous,calcareous siltstone" from PBDB col # 1434

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 91097: authorized by Jocelyn Sessa, entered by Laurie Eccles on 04.09.2009, edited by Ursula Smith

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Heterostropha - Acteonidae
Tornatellaea lata Conrad 1834 snail
 Thecosomata - Cavoliniidae
"Creseis hastata" = Creseis spina
"Creseis hastata" = Creseis spina Reuss 1867 snail
 Sorbeoconcha - Rostellariidae
 Neogastropoda - Buccinidae
Pseudoliva vetusta Conrad 1833 true whelk
Pseudoliva vetusta perspectiva
 Neogastropoda - Fasciolariidae
Tritonatractus pearlensis Aldrich 1885 snail
[entered as Tritonoatractus pearlensis]
 Neogastropoda - Volutidae
Lapparia dumosa Conrad 1854 volute
Caricella subangulata Conrad 1854 volute
 Neogastropoda - Olivellidae
Agaronia "sp. A" Gray 1839 snail
Agaronia media Meyer 1885 snail
 Cerithioidea - Turritellidae
Turritella perdita, "Turritella alveata" = Kapalmerella alveata
Turritella perdita Conrad 1865 turret shell
"Turritella alveata" = Kapalmerella alveata Conrad 1854 turret shell
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium (Antalis) mississippiense Conrad 1848 tusk shell
Dentalium (Anatalis) mississippiense jacksonense
Bivalvia
 Ostreida - Pinnidae
Atrina jacksoniana Dall 1898 oyster
 Arcida - Glycymerididae
Glycymeris idonea Conrad 1865 clam
Glycymeris idonea var.
 Mytilida - Mytilidae
 Poromyida - Poromyidae
 Pholadida - Corbulidae
 Cardiida - Mactridae
 Cardiida - Ungulinidae
Timothynus bulla Conrad 1865 clam
 Cardiida - Kelliellidae
Alveinus minutus Conrad 1865 clam
 Cardiida - Tellinidae
Tellina (Arcopagia) trumani Harris 1897 tellin clam
Tellina (Arcopagia) trumani garlandica
 Cardiida - Cardiidae
 Lucinida - Lucinidae
"Lucina (? Callucina) curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Carditida - Crassatellidae
Bathytormus flexurus Conrad 1854 clam
Bathytormus flexurus productus
Crassatella "sp. I" Lamarck 1799 clam
 Carditida - Carditidae
Pleuromeris inflatior clam
Pleuromeris inflatior jacksonensis
Venericardia "sp. F" Lamarck 1801 clam
 Nuculida - Nuculidae
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
 Nuculanida - Nuculanidae
Nuculana linifera pointed nut clam
Hilgardia multilineata Conrad 1854 pointed nut clam