Where: Clarke County, Alabama (31.5° N, 87.8° W: paleocoordinates 32.1° N, 79.0° W)
• coordinate based on political unit
• 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 ACl-7.
•Moodys Branch=Bartonian (JAS 14 October 2010)
• group of beds-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 3505: authorized by Mark Patzkowsky, entered by Karen Layou on 04.08.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Gigantostrea trigonalis Conrad 1854 oyster | |
Eburneopecten scintillatus Conrad 1854 scallop
Chlamys cawcawensis scallop
Chlamys deshayesii Lea 1833 scallop | |
Scaphopoda | |
Fustiaria danai tusk shell | |
Gastropoda | |
Clavilithes humerosus snail | |
unclassified | |
| |
Echinoidea | |
Periarchus lyelli Conrad 1834 sand dollar | |
"Schizaster armiger" = Paraster armiger
"Schizaster armiger" = Paraster armiger Clark and Twitchell 1915 heart urchin |