Sohl and Koch OFR # 155: Late/Upper Maastrichtian, Alabama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Coral indet.
Coral indeterminate
Gorgonidae indet.
Gorgonid holdfasts
Trochocyathidae indet.
Trochocyathid coral
Echinoidea
Echinoidea indet. (Leske 1778)
Echinoid sp. - originally entered as "Echinoidea sp."
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Polychaeta - Serpulimorpha
Hamulus onyx Morton 1834
Hamulus onyx Morton
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
1 specimen
Turritella sp.
Turritella vertebroides Morton 1834
1 specimen
Turritella vertebroides Morton
Gastropoda - Neogastropoda - Fasciolariidae
Bellifusus sp. Stephenson 1941
Bellifusus sp.
Drilluta sp. Wade 1916
Drilluta sp.
Gastropoda - Xenophoridae
Xenophora leprosa (Morton 1834)
1 specimen
recombined as Xenophora (Endoptygma) leprosa
Xenophora leprosa (Morton)
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
3 specimens
Crassatella vadosa vadosa Morton
Bivalvia - Mytilida - Crenellidae
Crenella serica Conrad 1860
Crenella serica Conrad
Bivalvia - Pectinida - Neitheidae
Neithea (Neitheops) quinquecostata (Sowerby 1814)
10 specimens
Neithea (Neitheops) quinquecostata
Bivalvia - Pectinida - Pectinidae
Camptonectes (Camptonectes) sp. Meek 1864
1 specimen
Camptonectes (Comptonectes) sp.
Bivalvia - Pectinida - Spondylidae
Spondylus (Spondylus) sp. Linnaeus 1758
7 specimens
Spondylus (Spondylus) sp.
Bivalvia - Pectinida - Limidae
Lima (Lima) acutilineata Conrad 1858
4 specimens
recombined as Limatula acutilineata
Lima (Lima) acutilineata Conrad
Lima (Lima) geronimoensis Stephenson 1941
1 specimen
Lima (Lima) geronimoensis Stephens
Lima (Lima) deatsvillensis
4 specimens
Lima (Lima) deatsvillensis Stephen
Lima (Lima) sp. Bruguiére 1796
1 specimen
Lima (Lima) sp.
Bivalvia - Pectinida - Plicatulidae
Plicatula (Plicatula) tetrica Conrad 1860
126 specimens
Plicatula (Plicatula) tetrica Conr
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833
4 specimens
Anomia (Anomia) argentaria Morton
Paranomia scabra
1 specimen
Paranomia scabra (Morton)
Bivalvia - Pectinida - Dimyidae
Atreta melleni
9 specimens
Atreta melleni (Stephenson)
Bivalvia - Ostreida - Gryphaeidae
Pycnodonte sp. (Fischer von Waldheim 1835)
1 specimen
Pycnodonte sp.
Exogyra costata (Say 1820)
1 specimen
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Bivalvia - Arcida - Cucullaeidae
Cucullaea (Idonearca) capax Conrad 1858
1 specimen
recombined as Idonearca capax
Cucullaea (Idonearca) capax Conrad
unclassified
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Bryozoa indet. Ehrenberg 1831
Bryozoa (branching)
Bryozoa indet. Ehrenberg 1831
Reptilian tooth
Thalassinoides sp. Ehrenberg 1944
Thalassanoides - originally entered as "Thalassanoides "
see common names

Geography
Country:United States State/province:Alabama County:Lowndes
Coordinates: 32.0° North, 86.7° West (view map)
Paleocoordinates:35.2° North, 64.8° 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:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Prairie Bluff Member:lower
Stratigraphic resolution:member
Stratigraphy comments: Haustator bilira assemblage zone
Lithology and environment
Primary lithology: lithified sandy 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:Braggs Cut; USGS # 30663
Database number:4222
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:M. Clapham Research group:GCP,marine invertebrate
Created:1999-08-14 13:00:00 Last modified:2017-07-04 19:23:59
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:

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]