Sohl and Koch OFR # 13 (Cretaceous of the United States)

Also known as Mound City; USGS # 32312

Where: Union County, Mississippi (34.5° N, 88.9° W: paleocoordinates 38.0° N, 66.2° W)

• small collection-level geographic resolution

When: Gansserina gansseri foram zone, Chiwapa Formation, Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• No forams have been recovered from this unit, it is assigned to the Gansserina gansseri zone by Mancini et al. (1996) by sequence stratigraphy and the biostratigraphy of surrounding units. Haustator bilira assemblage zone.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, glauconitic, calcareous sandstone

Size class: mesofossils

Preservation: original calcite

Reposited in the USGS

Collection methods: bulk,

• Sohl collection

Primary reference: N. F. Sohl and C. F. Koch. 1987. Upper Cretaceous (Maestrichtian) larger invertebrates from the Haustator bilira Assemblage Zone in the Atlantic Coastal Plain with further data for the East Gulf. USGS Open File Report 87-194:1-172 [M. Kosnik/M. Kosnik]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 4104: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca indet. Latreille 1802
Crab parts
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
 Serpulimorpha -
Hamulus onyx Morton 1834
Hamulus onyx Morton
 Arcida - Arcidae
Barbatia (Cucullaearca) sp. Conrad 1865 clam
Barbatia (Cucullaearca) sp.
 Arcida - Glycymerididae
Glycymeris rotundata clam
Glycymeris rotundata (Gabb)
 Arcida - Cucullaeidae
"Cucullaea (Idonearca) capax" = Idonearca capax, Cucullaea (Idonearca) littlei
"Cucullaea (Idonearca) capax" = Idonearca capax Conrad 1858 clam
Cucullaea (Idonearca) capax Conrad
Cucullaea (Idonearca) littlei Gabb 1877 clam
Cucullaea (Idonearca) littlei Gabb
 Pectinida - Entoliidae
Syncyclonema simplicius scallop
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
 Pectinida - Pectinoidae
Neithea (Neitheops) bexarensis scallop
Neithea (Neitheops) bexarensis (St
Camptonectes (Camptonectes) bubonis Stephenson 1941 scallop
Camptonectes (Camptonectes) bubonis (
 Pectinida - Limidae
"Lima (Lima) reticulata" = Lima reticulata
"Lima (Lima) reticulata" = Lima reticulata Forbes 1845 file clam
Lima (Lima) reticulata Lyell & For
 Pectinida - Anomiidae
Anomia (Anomia) ornata Gabb 1876 jingle
Anomia (Anomia) ornata Gabb
Anomia (Anomia) argentaria Morton 1833 jingle
Anomia (Anomia) argentaria Morton
 Ostreida - Gryphaeidae
Pycnodonte vesicularis Lamarck 1806 oyster
Pycnodonte vesicularis Lamarck
"Exogyra costata" = Exogyra (Exogyra) costata Say 1971 oyster
Exogyra costata Say
Gryphaeostrea vomer Morton 1828 oyster
Gryphaeostrea vomer Morton
 Ostreida - Flemingostreidae
"Ostrea mesenterica" = Lopha mesenterica
"Ostrea mesenterica" = Lopha mesenterica Morton 1834 oyster
Ostrea mesenterica Morton
 Ostreida - Ostreidae
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Mytilida - Mytilidae
Crenella serica Conrad 1860 mussel
Crenella serica Conrad
 Carditida - Astartidae
Astarte culebrensis clam
Astarte? culebrensis (Stephenson)
 Carditida - Crassatellidae
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
 Cardiida - Arcticidae
Veniella conradi Morton 1833 clam
Veniella conradi (Morton)
 Cardiida - Veneridae
Aphrodina (Aphrodina) tippana venus clam
Aphrodina (Aphrodina) tippana (Con
Cyprimeria alta venus clam
Cyprimeria alta Conrad
 Cardiida - Tellinidae
Aenona eufaulensis Conrad 1860 tellin clam
Aenona eufaulensis (Conrad)
Liothyris sp. Conrad 1873 tellin clam
Liothyris sp.
? Tellina sp. Linnaeus 1758 tellin clam
Tellina ? sp. - originally entered as "Tellina ? sp."
 Cardiida - Cardiidae
Trachycardium eufaulensis Conrad 1860 cockle
Trachycardium eufaulensis (Conrad)
Protocardia (Pachycardium) spillmani cockle
Protocardium (Pachycardium) spillm - originally entered as "Protocardium spillmani"
Granocardium (Granocardium) kummeli cockle
Granocardium (Granocardium) kummel
 Myoida -
Eufistulina sp. clam
Eufistulana sp. - originally entered as "Eufistulana sp."
 Trigoniida - Megatrigonioidae
Pterotrigonia (Scabrotrigonia) angulicostata clam
Pterotrigonia (Scabrotrigonia) ang
Pterotrigonia (Scabrotrigonia) eufaulensis Gabb 1860 clam
Pterotrigonia (Scabrotrigonia) euf
 Ptenoglossa - Epitoniidae
Striaticostatum harbisoni Sohl 1963 wentletrap
Striaticostatum harbisoni Sohl
 Triphoroidea - Triforidae
Cerithiella semirugatum Wade 1926 snail
Cerithiella semirugatum (Wade)
 Prosobranchia -
Neogastropoda indet. Thiele 1929 snail
Neogastropods indeterminate
 Neogastropoda - Fasciolariidae
Bellifusus sp. Stephenson 1941 snail
Bellifusus sp.
 Neogastropoda - Volutidae
Liopeplum cretaceum Conrad 1858 volute
Liopeplum cretaceum (Conrad)
 Sorbeoconcha - Turritellidae
Laxispira monilifera Sohl 1964 turret shell
Laxispira monilifera Sohl
Turritella hilgardi turret shell
Turritella hilgardi Sohl
Turritella sp. Lamarck 1799 turret shell
Turritella sp.
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
Turritella tippana Conrad 1858 turret shell
Turritella tippana Conrad
"Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell
Turritella (Sohlitella) trilira (C
 Heterostropha - Ringiculidae
Ringicula (Ringicula) pulchella Shumard 1861 snail
Ringicula (Ringicula) pulchella Sh
 Trochoidea - Ataphridae
Ataphrus sp. n. sp.
Ataphrus sp. n. sp. Gabb 1869 snail
Ataphrus n. sp. - originally entered as "Ataphrus n. sp."
 Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus sp.
Bryozoa indet. Ehrenberg 1831
Bryozoa (encrusting)
Bryozoa indet. Ehrenberg 1831
Bryozoa (branching)
Vertebrata indet. Lamarck 1801
Shark parts
 Cassiduloida -
"Hardouinia sp." = Harduinia
"Hardouinia sp." = Harduinia d'Archiac and Haime 1853 sea urchin
Hardouinea sp.
 Clavulina - Clionaidae
Cliona sp. demosponge
Clione sp.