MsLa21 Rep 3: Ypresian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Scaphopoda - Gadilida - Gadilidae
Cadulus sp. Philippi 1844
5 specimens
Scaphopoda - Dentaliida - Dentaliidae
Dentalium microstria Heilprin 1880
11 specimens
Gastropoda - Solariellidae
1 specimen
Gastropoda - Turritellidae
11 specimens
Gastropoda - Neogastropoda - Raphitomidae
1 specimen
Gastropoda - Rostellariidae
1 specimen
Gastropoda - Naticidae
Polinices sp. Monfort 1810
1 specimen
Bivalvia - Carditida - Carditidae
1 specimen
4 specimens
Bivalvia - Cardiida - Veneridae
16 specimens
4 specimens
Bivalvia - Cardiida - Ungulinidae
1 specimen
Bivalvia - Cardiida - Cardiidae
Nemocardium sp. Meek 1876
1 specimen
Bivalvia - Cardiida - Tellinidae
3 specimens
Tellina sp. Linnaeus 1758
1 specimen
Bivalvia - Pholadida - Corbulidae
Vokesula aldrichi (Meyer 1885)
6 specimens
Bivalvia - Lucinida - Lucinidae
Linga pomilia Conrad 1833
28 specimens
Linga pomilia smithi
Epilucina sp. Dall 1901
6 specimens
Bivalvia - Ostreida - Ostreidae
Odontogryphaea ? sp. Ihering 1903
1 specimen
Odontogryphaea ? sp. A
3 specimens
Bivalvia - Nuculida - Nuculidae
Nucula ovula Lea 1833
6 specimens
Bivalvia - Nuculanida - Nuculanidae
5 specimens
3 specimens
11 specimens
see common names

Geography
Country:United States State/province:Mississippi County:Lauderdale
Coordinates: 32.3° North, 88.4° West (view map)
Paleocoordinates:36.0° North, 64.8° West (Wright 2013)
Basis of coordinate:estimated from map
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
Stratigraphy comments: Rep 1 30cm laterally from Rep 2, Rep 3 is 30cm from Rep 2
Lithology and environment
Primary lithology:glauconitic unlithified muddy,calcareous sandstone
Lithology description: Unlithified glaucontic calcareous clayey sand
Environment:shallow subtidal indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Collection methods:bulk,sieve,field collection
Minimum sieve size:2.000
Rock censused:208 g
Reason for describing collection:paleoecologic analysis
Collection method comments: Locality is described in Dockery 1980 "The invertebrate macropaleontology of the Clarke County, Mississippi". Gastropod shells were only counted if they contained the apex of the shell; bivalve shells were only counted if they contained the umbo.
Metadata
Database number:90030
Authorizer:J. Sessa Enterer:L. Eccles
Modifier:J. Sessa Research group:GCP,marine invertebrate
Created:2009-06-30 07:50:45 Last modified:2025-02-22 15:12:02
Access level:the public Released:2009-06-30 07:50:45
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]