ACof Bashi: Ypresian, Alabama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Scleractinia - Dendrophylliidae
Balanophyllia haleana (Milne-Edwards and Haime 1848)
1 individual
Scaphopoda - Gadilida - Gadilidae
Cadulus sp. Philippi 1844
5 individuals
Scaphopoda - Dentaliida - Dentaliidae
Dentalium microstria Heilprin 1880
6 individuals
Gastropoda - Opisthobranchiata - Retusidae
5 individuals
Gastropoda - Turritellidae
75 individuals
Gastropoda - Neogastropoda - Turridae
Coronia childreni (Lea 1833)
1 individual
Coronia childreni var.
Gastropoda - Neogastropoda - Raphitomidae
5 individuals
Gastropoda - Neogastropoda - Nassariidae
5 individuals
Gastropoda - Neogastropoda - Fasciolariidae
1 individual
Gastropoda - Neogastropoda - Buccinidae
1 individual
Gastropoda - Rostellariidae
1 individual
Gastropoda - Naticidae
Natica sp. Scopoli 1777
11 individuals
Polinices sp. Monfort 1810
1 individual
Bivalvia - Carditida - Carditidae
Venericardia sp. Lamarck 1801
1 individual
3 individuals
Bivalvia - Cardiida - Veneridae
32 individuals
22 individuals
Bivalvia - Cardiida - Tellinidae
1 individual
Tellina sp. Linnaeus 1758
1 individual
9 individuals
Bivalvia - Pholadida - Corbulidae
Vokesula aldrichi (Meyer 1885)
4 individuals
Bivalvia - Lucinida - Lucinidae
Linga pomilia Conrad 1833
32 individuals
Linga pomilia smithi
Epilucina sp. Dall 1901
2 individuals
Bivalvia - Ostreida - Ostreidae
Odontogryphaea sp. Ihering 1903
4 individuals
Odontogryphaea ? sp. A
4 individuals
Bivalvia - Arcida - Glycymerididae
Glycymeris idonea (Conrad 1865)
1 individual
Glycymeris idonea subsp.
Bivalvia - Nuculida - Nuculidae
1 individual
1 individual
Nucula ovula Lea 1833
25 individuals
Bivalvia - Nuculanida - Nuculanidae
14 individuals
2 individuals
11 individuals
see common names

Geography
Country:United States State/province:Alabama County:Coffee
Coordinates: 31.3° North, 86.1° West (view map)
Paleocoordinates:34.6° North, 62.7° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period: Paleogene Epoch: Eocene
Stage: Ypresian 10 m.y. bin: Cenozoic 2
Key time interval: Ypresian
Age range of interval: 56 - 47.8 m.y. ago
Stratigraphy
Geological group:Wilcox Formation:Hatchetigbee Bluff Member:Bashi
Lithology and environment
Primary lithology:phosphatic unlithified muddy,calcareous sandstone
Lithology description: unlithified calcareous, clayey sand, possibly phosphatic
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection methods:bulk
Minimum sieve size:2.000
Rock censused:472 g
Reason for describing collection:paleoecologic analysis
Collection method comments: Gastropod shells were only counted if they contained the apex of the shell; bivalve shells were only counted if they contained the umbo
Metadata
Also known as:ACof-1 of Toulmin, 1977
Database number:89946
Authorizer:J. Sessa Enterer:L. Eccles
Modifier:J. Sessa Research group:GCP,marine invertebrate
Created:2009-06-21 16:39:56 Last modified:2025-02-22 15:12:02
Access level:the public Released:2009-06-21 16:39:56
Creative Commons license:CC0
Reference information

Primary reference:
29915. J. A. Sessa, T. J. Bralower, M. E. Patzkowsky, J. C. Handley, and L. C. Ivany. 2012. Environmental and biological controls on the diversity and ecology of Late Cretaceous through early Paleogene marine ecosystems in the US Gulf Coastal Plain. Paleobiology 38(2):218-239 [M. Patzkowsky/J. Sessa/J. Sessa]

Secondary references:

34008 L. C. Ivany, C. Pietsch, J. C. Handley, R. Lockwood, W. D. Allmon and J. A. Sessa. 2018. Little lasting impact of the Paleocene-Eocene Thermal Maximum on shallow marine mollusk faunas. Science Advances [J. Sessa/J. Sessa/J. Sessa]