Sohl and Koch OFR # 109: Late/Upper Maastrichtian, Alabama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Crinoidae indet.
Crinoid columnal
Thecostraca
Cirripidea indet. Rafinesque 1816
Barnacles plates
    = Cirripedia indet. Rafinesque 1816
Hendy 2008
misspelling
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Polychaeta - Serpulimorpha
Hamulus onyx Morton 1834
Hamulus onyx Morton
unclassified
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Bryozoa indet. Ehrenberg 1831
Bryozoa (branching)
Bivalvia - Mytilida - Crenellidae
Crenella serica Conrad 1860
10 specimens
Crenella serica Conrad
Bivalvia - Ostreida - Gryphaeidae
Exogyra costata (Say 1820)
29 specimens
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Pycnodonte sp. (Fischer von Waldheim 1835)
16 specimens
Pycnodonte sp.
Pycnodonte vesicularis (Lamarck 1806)
9 specimens
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Bivalvia - Pectinida - Limidae
Lima (Lima) acutilineata Conrad 1858
11 specimens
recombined as Limatula acutilineata
Lima (Lima) acutilineata Conrad
Bivalvia - Pectinida - Plicatulidae
Plicatula (Plicatula) mullicaensis
159 specimens
Plicatula (Plicatula) mullicaensis
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833
1 specimen
Anomia (Anomia) argentaria Morton
Bivalvia - Pectinida - Spondylidae
Spondylus (Spondylus) sp. Linnaeus 1758
4 specimens
Spondylus (Spondylus) sp.
Bivalvia - Pectinida - Pectinidae
Chlamys (Radiopecten) sp. Röding 1798
4 specimens
Chlamys (Radiopecten) sp.
Bivalvia - Pectinida - Neitheidae
Neithea (Neitheops) sp. (Stewart 1930)
1 specimen
original and current combination Neitheops
Neithea (Neitheops) sp.
Bivalvia - Pectinida - Dimyidae
Atreta melleni
122 specimens
Atreta melleni (Stephenson)
Bivalvia - Myalinida - Inoceramidae
Inoceramus (Inoceramus) sp. Sowerby 1814
1 specimen
Inoceramus (Inoceramus) sp.
Gastropoda - Naticidae
Naticidae indet. Guilding 1834
Naticid snail boring
Echinoidea
Echinoidea indet. (Leske 1778)
Echinoid sp. - originally entered as "Echinoidea sp."
see common names

Geography
Country:United States State/province:Alabama County:Sumter
Coordinates: 32.7° North, 88.3° West (view map)
Paleocoordinates:36.2° North, 66.2° West
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Late/Upper Senonian
*International age/stage:Middle - Late/Upper Maastrichtian
Key time interval:Late/Upper Maastrichtian Ammonoid zone: Discoscaphites conradi
Age range of interval:70.60000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Prairie Bluff
Stratigraphic resolution:formation
Stratigraphy comments: Haustator bilira assemblage zone
Lithology and environment
Primary lithology:gray lithified lime mudstone
Environment:marine indet. Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,original calcite
Size of fossils:mesofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:bulk,field collection
Reason for describing collection:paleoecologic analysis
Museum repositories:USGS
Collection method comments: Sohl collection
Metadata
Also known as:; USGS # 31502
Database number:4176
Authorizer:M. Kosnik, A. Hendy Enterer:M. Kosnik, A. Hendy
Modifier:M. Manojlovic Research group:GCP,marine invertebrate
Created:1999-08-14 13:00:00 Last modified:2016-07-25 19:33:15
Access level:the public Released:1999-08-14 13:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

283. N. F. Sohl and C. F. Koch. 1983. Upper Cretaceous (Maestrichtian) Mollusca from the Haustator bilira Assemblage Zone in the East Gulf Coastal Plain. USGS Open File Report 83-451:1-239 [M. Kosnik/M. Kosnik/M. Uhen]

Secondary references:

26349 A. J. W. Hendy. 2008. Personal opinions and reidentification of pre-Cenozoic Mollusca. [A. Hendy/A. Hendy]
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]