PRI 3662 (Eocene of the United States)

Also known as MGS 16

Where: Clarke County, Mississippi (32.0° N, 88.5° W: paleocoordinates 32.7° N, 79.6° 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

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 92393: authorized by Jocelyn Sessa, entered by Laurie Eccles on 09.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Gymnolaemata
 Cheilostomata - Lunulitidae
 Cheilostomata - Orbituliporidae
Gastropoda
 Heterostropha - Acteonidae
Tornatellaea lata Conrad 1834 snail
 Opisthobranchia - Retusidae
 Opisthobranchia - Cylichnidae
Scaphander jacksonensis Harris and Palmer 1947 snail
 Cerithioidea - Turritellidae
"Turritella arenicola" = Kapalmerella arenicola, Turritella perdita
"Turritella arenicola" = Kapalmerella arenicola Conrad 1865 turret shell
Turritella perdita Conrad 1865 turret shell
 Sorbeoconcha - Hipponicidae
 Sorbeoconcha - Naticidae
 Sorbeoconcha - Tornidae
Tornus infraplicatus Johnson 1899 snail
 Neogastropoda - Cochlespiridae
 Neogastropoda - Turridae
Coronia conjuncta Casey 1904 turrid
Pleurofusia fluctuosa Harris 1937 turrid
 Neogastropoda - Olivellidae
Agaronia media Meyer 1885 snail
 Neogastropoda - Volutidae
Bullata semen Lea 1833 volute
jacksonensis
Caricella subangulata Conrad 1854 volute
 Neogastropoda - Muricidae
Typhis (Rugotyphis) dentatus Johnson 1899 murex snail
Hexaplex (Hexaplex) marksi Harris 1894 murex snail
 Sorbeoconcha - Rostellariidae
 Vanikoroidea - Eulimidae
Melanella jacksonensis de Gregorio 1890 snail
Bivalvia
 Nuculanida - Nuculanidae
Hilgardia multilineata Conrad 1854 pointed nut clam
 Nuculanida - Yoldiidae
 Nuculida - Nuculidae
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis
"Nucula (Nucula) spheniopsis" = Nucula (Nucula) sphenopsis Conrad 1865 nut clam
 Mytilida - Crenellidae
 Pectinida - Pectinoidae
 Arcida - Arcidae
 Arcida - Glycymerididae
 Cardiida - Semelidae
 Cardiida - Tellinidae
"Tellina (Arcopaginula) eburneopsis" = Tellina (Arcopagia) eburneopsis Conrad 1865 tellin clam
Tellina vicksburgensis Conrad 1848 tellin clam
moodiana
 Cardiida - Ungulinidae
 Cardiida - Kelliellidae
Alveinus minutus Conrad 1865 clam
 Cardiida - Veneridae
Pitar (Pitar) securiformis Conrad 1865 venus clam
 Cardiida - Mactridae
 Cardiida - Erycinidae
 Pholadida - Corbulidae
"Corbula (Caryocorbula) willistoni" = Caryocorbula willistoni Meyer 1885 clam
arkansia
 Lucinida - Lucinidae
"Lucina (? Callucina) curta" = Myrtaea (Myrtaea) curta Conrad 1865 clam
 Carditida - Crassatellidae
Bathytormus flexurus Conrad 1854 clam
productus
 Carditida - Carditidae
Venericardia (Venericor) apodensata Gardner and Bowles 1939 clam
Pleuromeris inflatior clam
jacksonensis
 Carditida - Astartidae