M 677 (Paleocene of the United States)

Where: Wilcox County, Alabama (31.9° N, 87.1° W: paleocoordinates 34.5° N, 69.0° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Matthews Landing Marl Member (Porters Creek Formation), Selandian (61.6 - 59.2 Ma)

• AKA Sucarnoochee fm.

• 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 98429: authorized by Jocelyn Sessa, entered by Laurie Eccles on 06.10.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Opisthobranchia - Haminoeidae
 Heterostropha - Architectonicidae
Architectonica alabamensis Dall 1892 sundial
 Sorbeoconcha - Naticidae
Lacunaria "sp. A" Conrad 1866 moon snail
 Neogastropoda - Melongenidae
Levifusus suteri, ""Levifusus" pagoda" = Levifusus pagodiformis
""Levifusus" pagoda" = Levifusus pagodiformis Heilprin 1881 snail
"Levifusus" "pagoda var."
 Neogastropoda - Fasciolariidae
 Neogastropoda - Muricidae
Poirieria (Paziella) harrisi Vokes 1970 murex snail
 Neogastropoda - Ptychatractidae
Exilia pergracilis Conrad 1860 snail
Scaphopoda
 Gadilida - Gadilidae
Cadulus turgidus tusk shell
Bivalvia
 Poromyida - Verticordiidae
Verticordia "sp. A" Sowerby 1844 clam