ACh-18 (Moody Branch) (Eocene of the United States)

Where: Choctaw County, Alabama (31.8° N, 88.3° W: paleocoordinates 32.4° N, 79.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• supposedly "Auversian"; stage assignment based on Baum et al. 1994. Local section ACh-18.

•Moodys Branch=Bartonian (JAS 14 October 2010)

• bed-level stratigraphic resolution

Environment/lithology: marine; gray, green sandstone

Size class: mesofossils

Primary reference: L. D. Toulmin. 1977. Stratigraphic Distribution of Paleocene and Eocene Fossils in the Eastern Gulf Coast Region. Geological Survey of Alabama, Monograph 13(1):1-602 [M. Patzkowsky/K. Layou/P. Mannion]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 3504: authorized by Mark Patzkowsky, entered by Karen Layou on 04.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Vertebrata indet. Lamarck 1801
1 ray dental plate and 1 shark tooth
Echinoidea
 Clypeasteroida - Protoscutellidae
Periarchus lyelli Conrad 1834 sand dollar
Gastropoda
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
 Sorbeoconcha - Rostellariidae
 Heterostropha - Acteonidae
Tornatellaea lata Conrad 1834 snail
Bivalvia
 Pectinida - Pectinoidae
Eburneopecten scintillatus Conrad 1854 scallop
Chlamys deshayesii Lea 1833 scallop
 Ostreida - Gryphaeidae
Gigantostrea trigonalis Conrad 1854 oyster
 Carditida - Crassatellidae
Bathytormus flexurus Conrad 1854 clam
Anthozoa
 Scleractinia - Flabellidae
Flabellum sp. Lesson 1831 stony coral