Sohl and Koch OFR # 71: Late/Upper Maastrichtian, Mississippi

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Echinoidea - Cassiduloida
Hardouinia dalli
corrected as Harduinia
Hardouinea dalli Clark
unclassified
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Polychaeta - Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
Cephalopoda - Ammonitida - Hamitidae
Hamites sp. Parkinson 1811
Hamites? sp.
Cephalopoda - Ammonitida - Turrilitidae
Turrilites cf. peruviana
11 specimens
Turrilites cf. Turrilites cf. T. peruviana Olsson - originally entered as "Turrilites cf. peruviana"
Cephalopoda - Ammonitida - Diplomoceratidae
Diplomoceras trabeatus
1 specimen
Diplomoceras trabeatus (Morton)
Cephalopoda - Ammonitida - Baculitidae
Baculites cf. grandis Hall and Meek 1854
21 specimens
Baculites cf. Baculites grandis Me - originally entered as "Baculites cf. grandis"
Cephalopoda - Ammonitida - Scaphitidae
Discoscaphites sp. Meek 1870
1 specimen
Discoscaphites sp.
Cephalopoda - Nautilida - Nautilidae
Eutrephoceras perlata (Morton 1834)
13 specimens
recombined as Eutrephoceras perlatus
Eutrephoceras perlata Morton
Gastropoda - Heterostropha - Mathildidae
Gegania sp. Jeffreys 1884
1 specimen
Tuba sp.
Gastropoda - Heterostropha - Architectonicidae
Margaritella sp. Meek and Hayden 1860
2 specimens
Margaritella sp.
Gastropoda - Euomphalina - Euomphalidae
Weeksia deplanata
2 specimens
Weeksia deplanata (Johnson)
Gastropoda - Eucyclidae
? Calliomphalus sp. Cossmann 1888
2 specimens
Calliomphalus ? sp. - originally entered as "Calliomphalus ? sp."
Gastropoda - Vasidae
Lupira sp. Stephenson 1941
2 specimens
Lupira sp.
Gastropoda - Turritellidae
Turritella sp. Lamarck 1799
215 specimens
Turritella sp.
Turritella (Sohlitella) trilira (Conrad 1860)
6 specimens
original and current combination Turritella trilira
Turritella (Sohlitella) trilira (C
Turritella tippana Conrad 1858
3 specimens
Turritella tippana Conrad
Turritella vertebroides Morton 1834
19 specimens
Turritella vertebroides Morton
Gastropoda - Neotaenioglossa - Trichotropidae
Turbinopsis sp. Conrad 1860
1 specimen
originally entered as "Turbinopsis "
Turbinopsis cf. curta
1 specimen
"? cf. curta" Turbinopsis ? cf. T. curta Whitfie - originally entered as "Turbinopsis ? cf. curta"
Gastropoda - Epitoniidae
Striaticostatum sillimani (Morton 1834)
21 specimens
original and current combination Epitonium sillimani
Striaticostatum sillimani (Morton)
Striaticostatum asperum Sohl 1964
1 specimen
Striaticostatum asperum Sohl
Gastropoda - Naticidae
Gyrodes abyssinus
34 specimens
Gyrodes abyssinus (Morton)
Gyrodes petrosus
33 specimens
Gyrodes petrosus (Morton)
Gyrodes spillmani Gabb 1861
3 specimens
recombined as Gyrodes (Sohlella) spillmani
Gyrodes spillmani Gabb
Euspira cf. rectilabrum (Conrad 1858)
4 specimens
Euspira cf. Euspira rectilabrum (C - originally entered as "Euspira cf. rectilabrum"
Gastropoda - Neogastropoda - Fasciolariidae
? Drilluta sp. Wade 1916
25 specimens
Drilluta ? sp. - originally entered as "Drilluta ? sp."
Piestochilus sp. Meek 1864
2 specimens
Piestochilus sp.
Gastropoda - Neogastropoda - Buccinidae
Stantonella sp. Wade 1926
12 specimens
Stantonella ? sp.
Ornopsis sp. Wade 1916
21 specimens
Ornopsis sp.
Ornopsis (Pornosis) sp. Wade 1916
4 specimens
Ornopsis (Pornosis?) s.
Buccinopsis sp. Conrad 1857
2 specimens
Buccinopsis sp.
Gastropoda - Neogastropoda - Melongenidae
Deussenia sp. Stephenson 1941
1 specimen
Deussenia sp.
Pyrifusus sp. Conrad 1858
13 specimens
Pyrifusus sp.
Gastropoda - Neogastropoda - Pyropsidae
? Pyropsis sp. (Conrad 1860)
6 specimens
Pyropsis ? sp. - originally entered as "Pyropsis ? sp."
Pyropsis sp. (Conrad 1860)
18 specimens
Pyropsis spp.
Gastropoda - Neogastropoda - Turbinellidae
Napulus sp. Stephenson 1941
10 specimens
Napulus sp.
Gastropoda - Neogastropoda - Volutidae
Longoconcha sp. Stephenson 1941
26 specimens
Longoconcha spp.
Volutomorpha sp. Gabb 1877
3 specimens
Volutomorpha sp.
Volutomorpha cf. retifera Dall 1907
2 specimens
Volutomorpha cf. V. retifera Dall - originally entered as "Volutomorpha cf. retifera"
Gastropoda - Neogastropoda - Muricidae
Lowenstamia cf. subplanus
8 specimens
Lowenstamia cf. L. subplanus (Gabb - originally entered as "Lowenstamia cf. subplanus"
Gastropoda - Aporrhaidae
Pugnellus sp. Conrad 1860
11 specimens
originally entered as "Pugnellus "
Pugnellus sp. Conrad 1860
8 specimens
Pugnellus sp.
Pterocerella pontotocensis
1 specimen
Pterocerella pontotocensis Sohl
Pterocerella sp. Meek 1864
2 specimens
Pterocerella sp.
Arrhoges (Latiala) cf. lobata (Wade 1926)
3 specimens
recombined as Latiala lobata
Arrhoges (Latiala) cf. A. Lobata ( - originally entered as "Arrhoges cf. lobata"
Anchura ? noakensis
34 specimens
Anchura noakensis? Stephenson - originally entered as "Anchura noakensis ?"
Anchura sp. Conrad 1860
40 specimens
Anchura sp.
Gastropoda - Xenophoridae
Xenophora leprosa (Morton 1834)
17 specimens
recombined as Xenophora (Endoptygma) leprosa
Xenophora leprosa (Morton)
Bivalvia - Mytilida - Mytilidae
Botula carolinensis
10 specimens
Botula carolinensis (Conrad)
Lycettia tippanus
1 specimen
Lycettia tippanus (Conrad)
Bivalvia - Myalinida - Inoceramidae
Inoceramus (Inoceramus) sp. Sowerby 1814
10 specimens
Inoceramus (Inoceramus) sp.
Bivalvia - Pectinida - Dimyidae
Atreta melleni
2 specimens
Atreta melleni (Stephenson)
Bivalvia - Pectinida - Pectinidae
Chlamys (Radiopecten) mississippensis
2 specimens
Chlamys (Radiopecten) mississippen
Camptonectes (Camptonectes) sp. Meek 1864
1 specimen
Camptonectes (Comptonectes) sp.
Pecten sp. Müller 1776
1 specimen
Pecten sp.
Bivalvia - Pectinida - Limidae
Lima (Lima) reticulata Forbes 1845
2 specimens
recombined as Lima reticulata
Lima (Lima) reticulata Lyell & For
Lima (Lima) pelagica (Morton 1833)
1 specimen
Lima (Lima) pelagica (Morton)
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833
2 specimens
Anomia (Anomia) argentaria Morton
Paranomia scabra
1 specimen
Paranomia scabra (Morton)
Bivalvia - Pectinida - Plicatulidae
Plicatula (Plicatula) tetrica Conrad 1860
2 specimens
Plicatula (Plicatula) tetrica Conr
Bivalvia - Ostreida - Bakevelliidae
Gervillia ensiformis Conrad 1858
2 specimens
recombined as Gervilliopsis ensiformis
Gervillia ensiformis (Conrad)
Bivalvia - Ostreida - Pinnidae
Pinna (Pinna) laqueata Conrad 1858
3 specimens
Pinna (Pinna) laqueata Conrad
Bivalvia - Ostreida - Ostreidae
Arctostrea falacata
1 specimen
Arctostrea falacata (Gabb)
Bivalvia - Ostreida - Flemingostreidae
Cubitostrea tecticosta (Gabb 1860)
1 specimen
Cubitostrea tecticosta (Gabb)
Bivalvia - Ostreida - Gryphaeidae
Exogyra costata (Say 1820)
18 specimens
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Pycnodonte vesicularis (Lamarck 1806)
10 specimens
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Bivalvia - Arcida - Cucullaeidae
Cucullaea (Idonearca) capax Conrad 1858
178 specimens
recombined as Idonearca capax
Cucullaea (Idonearca) capax Conrad
Bivalvia - Arcida - Arcidae
Arca sp. Linnaeus 1758
2 specimens
Arca sp.
Bivalvia - Cardiida - Cardiidae
Cardium sp. Linnaeus 1758
33 specimens
Cardium sp.
Bivalvia - Cardiida - Tellinidae
Linearia pectinis
5 specimens
original and current combination Linearis
Linearia pectinis Stephenson
? Tellina sp. Linnaeus 1758
1 specimen
Tellina ? sp. - originally entered as "Tellina ? sp."
Bivalvia - Cardiida - Veneridae
Legumen ellipticum
10 specimens
Legumen ellipticum Conrad
Aphrodina (Aphrodina) sp. Conrad 1869
4 specimens
Aphrodina (Aphrodina) sp.
Cyprimeria alta
6 specimens
Cyprimeria alta Conrad
Bivalvia - Cardiida - Mactridae
Cymbophora sp. Gabb 1869
2 specimens
Cymbophora sp.
Bivalvia - Solenida - Pharidae
Leptosolen biplicata (Conrad 1858)
1 specimen
Leptosolen biplicata (Conrad)
Bivalvia - Hiatellida - Hiatellidae
Panopea monmouthensis
2 specimens
Panopea monmouthensis Gardner
Panopea sp. (Menard 1807)
Panopea sp.
Bivalvia - Pandorida - Clavagellidae
Clavagella sp. Blainville 1817
1 specimen
Clavagella sp.
Bivalvia - Pandorida - Laternulidae
Plectomya sp. Loriol 1868
1 specimen
Plectomya sp.
Anatimya sp. Conrad 1860
3 specimens
Anatymya sp. - originally entered as "Anatymya sp."
Bivalvia - Poromyida - Poromyidae
Liopistha protexta Conrad 1853
15 specimens
Liopistha protexta Conrad
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
6 specimens
Crassatella vadosa vadosa Morton
Bivalvia - Trigoniida - Megatrigoniidae
Pterotrigonia (Scabrotrigonia) thoracica (Morton 1834)
18 specimens
Pterotrigonia (Scabrotrigonia) tho
Bivalvia - Myoida
Eufistulina ripleyana
10 specimens
original and current combination Eufistulana
Eufistulana ripleyana (Stephenson) - originally entered as "Eufistulana ripleyana"
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:Chickasaw
Coordinates: 33.8° North, 89.0° West (view map)
Paleocoordinates:37.4° North, 66.5° 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 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:N Sparta; USGS # 25428
Database number:4147
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 19:24:07
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]