Sohl and Koch OFR # 88: Late/Upper Maastrichtian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea - Cassiduloida
Hardouinia weatherbyi
corrected as Harduinia
Hardouinea weatherbyi deLoriol
Echinoidea - Spatangoida - Hemiasteridae
Hemiaster sp. Agassiz and Desor 1847
Hemiaster sp.
unclassified
Vertebrata indet. Lamarck 1801
Shark parts
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Cephalopoda - Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871
1 specimen
Sphenodiscus sp.
Cephalopoda - Ammonitida - Scaphitidae
Discoscaphites conradi (Morton 1834)
5 specimens
Discoscaphites conradi (Morton) va
Cephalopoda - Ammonitida - Diplomoceratidae
Diplomoceras trabeatus
1 specimen
Diplomoceras trabeatus (Morton)
Cephalopoda - Ammonitida - Baculitidae
Baculites columna Morton 1834
4 specimens
recombined as Trachybaculites columna
Baculites columna Morton
Baculites (Eubaculites) carinatus Morton 1834
2 specimens
recombined as Eubaculites carinatus
Baculites (Eubaculites) carinatus
Cephalopoda - Ammonitida - Hamitidae
Hamites sp. Parkinson 1811
Hamites? sp.
Cephalopoda - Nautilida - Nautilidae
Eutrephoceras perlata (Morton 1834)
12 specimens
recombined as Eutrephoceras perlatus
Eutrephoceras perlata Morton
Gastropoda - Epitoniidae
Striaticostatum asperum Sohl 1964
1 specimen
Striaticostatum asperum Sohl
Gastropoda - Neotaenioglossa - Trichotropidae
Turbinopsis cf. curta
6 specimens
"? cf. curta" Turbinopsis ? cf. T. curta Whitfie - originally entered as "Turbinopsis ? cf. curta"
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
43 specimens
Turritella sp.
Turritella vertebroides Morton 1834
1 specimen
Turritella vertebroides Morton
Turritella tippana Conrad 1858
1 specimen
Turritella tippana Conrad
Turritella (Sohlitella) trilira (Conrad 1860)
1 specimen
original and current combination Turritella trilira
Turritella (Sohlitella) trilira (C
Gastropoda - Naticidae
Gyrodes petrosus
34 specimens
Gyrodes petrosus (Morton)
Gastropoda - Neogastropoda - Fasciolariidae
Anomalofusus sp. Wade 1916
4 specimens
Anomalofusus sp.
? Bellifusus sp. Stephenson 1941
6 specimens
Bellifusus ? sp. - originally entered as "Bellifusus ? sp."
? Drilluta sp. Wade 1916
6 specimens
Drilluta ? sp. - originally entered as "Drilluta ? sp."
Graphidula sp. Stephenson 1941
3 specimens
Graphidula sp.
Gastropoda - Neogastropoda - Buccinidae
Ornopsis sp. Wade 1916
7 specimens
Ornopsis sp.
Ornopsis (Pornosis) sp. Wade 1916
1 specimen
Ornopsis (Pornosis?) s.
Gastropoda - Neogastropoda - Melongenidae
Deussenia sp. Stephenson 1941
1 specimen
Deussenia sp.
Pyrifusus sp. Conrad 1858
5 specimens
Pyrifusus sp.
Gastropoda - Neogastropoda - Volutidae
Longoconcha sp. Stephenson 1941
1 specimen
Longoconcha spp.
Volutomorpha sp. Gabb 1877
1 specimen
Volutomorpha sp.
Gastropoda - Neogastropoda - Muricidae
Lowenstamia cf. subplanus
2 specimens
Lowenstamia cf. L. subplanus (Gabb - originally entered as "Lowenstamia cf. subplanus"
Gastropoda - Neogastropoda - Pyropsidae
Pyropsis sp. (Conrad 1860)
4 specimens
Pyropsis spp.
Gastropoda - Aporrhaidae
Anchura sp. Conrad 1860
3 specimens
Anchura sp.
Gastropoda - Xenophoridae
Xenophora leprosa (Morton 1834)
8 specimens
recombined as Xenophora (Endoptygma) leprosa
Xenophora leprosa (Morton)
Gastropoda - Opisthobranchia - Scaphandridae
Ellipsoscapha sp. Stephenson 1941
1 specimen
Ellipsoscapha ? sp.
Bivalvia - Nuculida - Nuculidae
Nucula perequalis
1 specimen
Nucula perequalis Conrad?
Bivalvia - Pandorida - Clavagellidae
Clavagella sp. Blainville 1817
1 specimen
Clavagella sp.
Bivalvia - Cardiida - Arcticidae
Veniella conradi Morton 1833
Veniella conradi (Morton)
Bivalvia - Cardiida - Veneridae
Legumen ellipticum
6 specimens
Legumen ellipticum Conrad
Bivalvia - Cardiida - Cardiidae
Protocardia (Pachycardium) spillmani
2 specimens
Protocardium (Pachycardium) spillm - originally entered as "Protocardium spillmani"
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
3 specimens
Crassatella vadosa vadosa Morton
Bivalvia - Trigoniida - Megatrigoniidae
Pterotrigonia (Scabrotrigonia) thoracica (Morton 1834)
4 specimens
Pterotrigonia (Scabrotrigonia) tho
Bivalvia - Mytilida - Mytilidae
Botula carolinensis
2 specimens
Botula carolinensis (Conrad)
Bivalvia - Pectinida - Plicatulidae
Plicatula (Plicatula) mullicaensis
14 specimens
Plicatula (Plicatula) mullicaensis
Bivalvia - Ostreida - Ostreidae
Ostrea mesenterica Morton 1834
1 specimen
recombined as Lopha mesenterica
Ostrea mesenterica Morton
Bivalvia - Ostreida - Gryphaeidae
Pycnodonte vesicularis (Lamarck 1806)
1 specimen
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Exogyra costata (Say 1820)
8 specimens
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Anthozoa - Scleractinia - Poritidae
Dictyaraea sp. Reuss 1867
cf. Dictyarea
Anthozoa - Scleractinia - Caryophylliidae
Dasmosmilia sp. Pourtalès 1880
Dasmosmilia sp.
Demospongiae - Clavulina - Clionaidae
Cliona sp.
Clione sp.
see common names

Geography
Country:United States State/province:Mississippi County:Okitibbeha
Coordinates: 33.4° North, 88.7° West (view map)
Paleocoordinates:37.0° North, 66.4° 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:glauconitic,gray lithified silty,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:SSW Starkville; USGS # 25438
Database number:4161
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:M. Manojlovic Research group:GCP,marine invertebrate
Created:1999-08-14 13:00:00 Last modified:2016-07-25 19:26:30
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]