Sohl and Koch OFR # 423 (Cretaceous of the United States)

Also known as Brightseat; USGS # 32772

Where: Prince Georges County, Maryland (38.9° N, 76.9° W: paleocoordinates 39.7° N, 52.8° W)

• small collection-level geographic resolution

When: Discoscaphites conradi ammonoid zone, uppermost Member (Severn Formation), Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; glauconitic, gray, argillaceous sandstone

Size class: macrofossils

Preservation: original aragonite, 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 4373: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Malacostraca
  -
Malacostraca indet. Latreille 1802
Crab parts
Polychaeta
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
 Serpulimorpha -
Hamulus squamosus
Hamulus squamosus Gabb
Hamulus onyx Morton 1834
Hamulus onyx Morton
Bivalvia
 Arcida - Arcidae
Striarca saffordi clam
Striarca saffordi (Gardner) non Gab
 Arcida - Glycymerididae
Postligata wordeni clam
Postligata wordeni Gardner
 Arcida - Parallelodontidae
Nemodon eufaulensis clam
Nemodon eufaulensis (Gabb) [entered as Nemodon eufaulensis]
 Arcida - Cucullaeidae
Cucullaea (Idonearca) sp. n. sp., "Cucullaea (Idonearca) capax" = Idonearca capax
Cucullaea (Idonearca) sp. n. sp. Conrad 1862 clam
Cucullaea (Idonearca) n. sp. (Brigh - originally entered as "Cucullaea n. sp."
"Cucullaea (Idonearca) capax" = Idonearca capax Conrad 1858 clam
Cucullaea (Idonearca) capax Conrad
 Myalinida - Inoceramidae
Tenuipteria argenteus clam
Tenuiptereus argenteus (Conrad)
 Pectinida - Entoliidae
Syncyclonema simplicius scallop
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
 Pectinida - Pectinoidae
Camptonectes (Camptonectes) bubonis Stephenson 1941 scallop
Camptonectes (Camptonectes) bubonis (
Chlamys (Chlamys) cretosus Defrance 1822 scallop
Chlamys (Chlamys) cretosus (deFran
 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) 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 spinifera Stephens
Gryphaeostrea vomer Morton 1828 oyster
Gryphaeostrea vomer Morton
 Ostreida - Flemingostreidae
"Ostrea mesenterica" = Lopha mesenterica, Ostrea plumosa
"Ostrea mesenterica" = Lopha mesenterica Morton 1834 oyster
Ostrea mesenterica Morton
Ostrea plumosa Morton 1833 oyster
Ostrea plumosa Morton
 Ostreida - Ostreidae
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Ostreida - Pteriidae
Pteria rhombica pearl oyster
Pteria rhombica Gardner
Phelopteria linguiformis pearl oyster
Phelopteria linguiformis (Evans & Shu
 Mytilida - Mytilidae
Crenella serica Conrad 1860 mussel
Crenella serica Conrad
Lycettia tippanus mussel
Lycettia tippanus (Conrad)
Modiolus sedesclaris mussel
Modiolus sedesclaris Gardner
 Carditida - Crassatellidae
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
Bathytormus pteropsis Conrad 1860 clam
Bathytormus pteropsis (Conrad)
 Carditida - Carditidae
Vetericardiella crenalirata clam
Vetericardiella crenalirata (Conra
 Carditida - Condylocardiidae
"Uddenia texana" = Cuna texana
"Uddenia texana" = Cuna texana Stephenson 1941 clam
Uddenia texana Stephenson
 Pholadida - Corbulidae
Corbula monmouthensis Gardner 1916 clam
Corbula monmouthensis Gardner
Corbula subradiata clam
Corbula subradiata Gardner
Caestocorbula (Parmicorbula) percompressa clam
Caesticorbula (Parmicorbula) perco - originally entered as "Caesticorbula percompressa"
Caestocorbula (Parmicorbula) terramaria clam
Caesticorbula (Parmicorbula) terra - originally entered as "Caesticorbula terramaria"
Caestocorbula (Caesticorbula) crassaplica Vincent 1910 clam
Caesticorbula (Caesticorbula) cras - originally entered as "Caesticorbula crassaplica"
 Pholadida - Pholadidae
Clavipholas pectorosa clam
Claripholas pectorosa (Conrad)
Opertochasma sp. Stephenson 1953 clam
Opertochasma sp.
 Cardiida - Arcticidae
Tenea parilis clam
Tenea parilis Conrad
Veniella conradi Morton 1833 clam
Veniella conradi (Morton)
 Cardiida - Mactridae
Mactridae indet. Lamarck 1809 clam
Mactrid n. sp.
Cymbophora berryi clam
Cymbophora berryi (Gardner)
Cymbophora wordeni clam
Cymbophora wordeni (Gardner)
 Cardiida - Veneridae
Cyclorisma parva venus clam
Cyclorisma parva (Gardner)
Legumen ellipticum venus clam
Legumen ellipticum Conrad
Cyprimeria alta venus clam
Cyprimeria alta Conrad
Cyprimeria depressa venus clam
Cyprimeria depressa Conrad
 Cardiida - Tellinidae
Aenona eufaulensis Conrad 1860 tellin clam
Aenona eufaulensis (Conrad)
"Linearia metastriata" = Linearis tellin clam
Linearia metastriata Conrad
Tellinimera buboana tellin clam
Tellinimeria buboana Stephenson - originally entered as "Tellinimeria buboana"
Tellina sp. n. sp. Linnaeus 1758 tellin clam
Tellina n. sp. (smooth) - originally entered as "Tellina n. sp."
Tellina sp. Linnaeus 1758 tellin clam
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
 Solenida - Pharidae
Leptosolen ? elongata clam
Leptosolen ? elongata Weller - originally entered as "Leptosolen ? elongata"
Leptosolen biplicata Conrad 1858 clam
Leptosolen biplicata (Conrad)
 Poromyida - Poromyidae
Liopistha protexta Conrad 1853 clam
Liopistha protexta Conrad
 Lucinida - Lucinidae
Myrtea stephensoni clam
Myrtea stephensoni Gardner
 Trigoniida - Megatrigonioidae
Pterotrigonia (Scabrotrigonia) eufaulensis Gabb 1860 clam
Pterotrigonia (Scabrotrigonia) euf
 Nuculida - Cardiolariidae
"Nucula amica" = Praeleda compar
"Nucula amica" = Praeleda compar Barrande 1881 clam
Nucula amica Gardner
 Nuculida - Nuculidae
Nucula percrassa, "Nucula cuneifrons" = Nucula cunifrons
Nucula percrassa nut clam
Nucula percrassa Conrad
"Nucula cuneifrons" = Nucula cunifrons Conrad 1860 nut clam
Nucula cunifrons Conrad
 Protobranchia -
"Perissonata littlei" = Perrisonota, "Perissonata protexta" = Perrisonota
"Perissonata littlei" = Perrisonota clam
Perissonata littlei Gardner
"Perissonata protexta" = Perrisonota clam
Perissonata protexta (Conrad) non G
 Protobranchia - Nuculanidae
Nuculana whitfieldi, "Nuculana rostrotruncata" = Nuculana rostratruncata
Nuculana whitfieldi pointed nut clam
Nuculana whitfieldi (Gardner)
"Nuculana rostrotruncata" = Nuculana rostratruncata Gardner 1916 pointed nut clam
Nuculana rostrotruncata (Gardner)
Gastropoda
 Cephalaspidea - Cylichnidae
Cylichna incisa Stephenson 1941 snail
Cylichna incisa Stephenson
 Neogastropoda - Buccinidae
"Stantonella interupta" = Stantonella interrupta
"Stantonella interupta" = Stantonella interrupta Conrad 1858 true whelk
Stantonella interupta (Conrad)
 Neogastropoda - Paladmetidae
Paladmete cancellaria Conrad 1858 snail
Paladmete cancellaria (Conrad)
 Neogastropoda - Volutidae
Liopeplum cretaceum Conrad 1858 volute
Liopeplum cretaceum (Conrad)
 Neogastropoda - Tudiclidae
Pyropsis perlata Conrad 1860 snail
Pyropsis perlata Conrad
 Neogastropoda - Turridae
Fusimilis novemcostatus Conrad 1858 turrid
Fusimilis novemcostatus (Conrad)
Beretra sp. Stephenson 1941 turrid
Beretra sp.
 Stromboidea - Aporrhaidae
Arrhoges (Latiala) sp. Gabb 1868 snail
Arrhoges (Latiala) sp.
Pterocerella tippana snail
Pterocerella tippana (Conrad)
 Littorinoidea - Pickworthiidae
Urceolabrum tuberculatum periwinkle
Urceolabrum turberculatum callistu
 Vanikoroidea - Eulimidae
Eulima clara Wade 1926 snail
Eulima ? clara Wade
 Naticoidea - Naticidae
Euspira rectilabrum Conrad 1858 moon snail
Euspira rectilabrum (Conrad)
"Gyrodes spillmani" = Gyrodes (Sohlella) spillmani Gabb 1861 moon snail
Gyrodes spillmani Gabb
Gyrodes supraplicatus Conrad 1858 moon snail
Gyrodes supraplicatus (Conrad)
 Rissooidea - Rissoidae
"Anteglossia tennesseensis" = Rissoina tennesseensis
"Anteglossia tennesseensis" = Rissoina tennesseensis Wade 1926 snail
Anteglosia tennesseensis (Wade) - originally entered as "Anteglosia tennesseensis"
 Sorbeoconcha - Turritellidae
Turritella vertebroides, "Turritella (Sohlitella) trilira" = Turritella trilira, "Turritella (Sohlitella) bilira" = Haustator bilira
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
"Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell
Turritella (Sohlitella) trilira (C
"Turritella (Sohlitella) bilira" = Haustator bilira Stephenson 1941 turret shell
Turritella (Sohlitella) bilira (St
 Heterostropha - Acteonidae
"Actaeon sp." = Acteon
"Actaeon sp." = Acteon Montfort 1810 snail
Acteon sp. - originally entered as "Acteon sp."
 Heterostropha - Ringiculidae
Ringicula (Ringiculella) clarki Gardner 1916 snail
Ringicula (Ringiculella) clarki Ga
 Heterostropha - Mathildidae
Mathilda cf. cedarensis Stephenson 1941 snail
Mathilda cf. M. cedarensis Stephen - originally entered as "Mathilda cf. cedarensis"
 Pyramidelloidea - Pyramidellidae
Creonella triplicata Wade 1917 snail
Creonella triplicata Wade
Creonella cf. subangulata Sohl 1964 snail
Creonella cf. C. subangulata Sohl - originally entered as "Creonella cf. subangulata"
 Turbinoidea - Turbinidae
"Teinostoma cf. clara" = Solariorbis clara
"Teinostoma cf. clara" = Solariorbis clara Sohl 1960 snail
Teinostoma cf. T. clara Sohl - originally entered as "Teinostoma cf. clara"
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium leve tusk shell
Dentalium leve Stephenson
Dentalium sp. Linnaeus 1758 tusk shell
Dentalium sp. (ribbed)
 Gadilida - Gadilidae
Cadulus obnutus tusk shell
Cadulus obnutus (Conrad)
Cephalopoda
 Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus sp.
unclassified
  -
Vertebrata indet. Lamarck 1801
Otolith
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
Echinoid sp. - originally entered as "Echinoidea sp."
Anthozoa
 Scleractinia - Micrabaciidae
Micrabacia sp. Milne-Edwards 1849 stony coral
Micrabacia spp.