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

Show authors, comments, and common names
Echinoidea
  -
Echinoidea indet.
Echinoidea indet. Leske 1778 sea urchin
Echinoid sp. - originally entered as "Echinoidea sp."
unclassified
  -
Vertebrata indet.
Vertebrata indet. Lamarck 1801
Otolith
Polychaeta
 Sabellida - Serpulidae
Serpula sp.
Serpula sp. Linnaeus 1758
Serpula sp.
 Serpulimorpha -
Hamulus squamosus, Hamulus onyx
Hamulus squamosus
Hamulus squamosus Gabb
Hamulus onyx Morton 1834
Hamulus onyx Morton
Scaphopoda
 Gadilida - Gadilidae
Cadulus obnutus
Cadulus obnutus tusk shell
Cadulus obnutus (Conrad)
 Dentaliida - Dentaliidae
Dentalium sp., Dentalium leve
Dentalium sp. Linnaeus 1758 tusk shell
Dentalium sp. (ribbed)
Dentalium leve Stephenson 1923 tusk shell
Dentalium leve Stephenson
Cephalopoda
 Ammonitida - Sphenodiscidae
Sphenodiscus sp.
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus sp.
Gastropoda
 Vanikoroidea - Eulimidae
Eulima clara
Eulima clara Wade 1926 snail
Eulima ? clara Wade
 Cerithioidea - Pickworthiidae
Urceolabrum tuberculatum
Urceolabrum tuberculatum snail
Urceolabrum turberculatum callistu
 Cerithioidea - 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
 Sorbeoconcha - Naticidae
"Gyrodes spillmani" = Gyrodes (Sohlella) spillmani, Gyrodes supraplicatus, Euspira rectilabrum
"Gyrodes spillmani" = Gyrodes (Sohlella) spillmani Gabb 1861 moon snail
Gyrodes spillmani Gabb
Gyrodes supraplicatus Conrad 1858 moon snail
Gyrodes supraplicatus (Conrad)
Euspira rectilabrum Conrad 1858 moon snail
Euspira rectilabrum (Conrad)
 Sorbeoconcha - Rissoidae
"Anteglossia tennesseensis" = Rissoina tennesseensis
"Anteglossia tennesseensis" = Rissoina tennesseensis Wade 1926 snail
Anteglosia tennesseensis (Wade) - originally entered as "Anteglosia tennesseensis"
 Neogastropoda - Paladmetidae
Paladmete cancellaria
Paladmete cancellaria Conrad 1858 snail
Paladmete cancellaria (Conrad)
 Neogastropoda - Buccinidae
"Stantonella interupta" = Stantonella interrupta
"Stantonella interupta" = Stantonella interrupta Conrad 1858 true whelk
Stantonella interupta (Conrad)
 Neogastropoda - Volutidae
Liopeplum cretaceum
Liopeplum cretaceum Conrad 1858 volute
Liopeplum cretaceum (Conrad)
 Neogastropoda - Turridae
Beretra sp., Fusimilis novemcostatus
Beretra sp. Stephenson 1941 turrid
Beretra sp.
Fusimilis novemcostatus Conrad 1858 turrid
Fusimilis novemcostatus (Conrad)
 Neogastropoda - Pyropsidae
Pyropsis perlata
Pyropsis perlata Conrad 1860 snail
Pyropsis perlata Conrad
 Sorbeoconcha - Aporrhaidae
Pterocerella tippana, Arrhoges (Latiala) sp.
Pterocerella tippana snail
Pterocerella tippana (Conrad)
Arrhoges (Latiala) sp. Gabb 1868 snail
Arrhoges (Latiala) sp.
 Heterostropha - Mathildidae
Mathilda cf. cedarensis
Mathilda cf. cedarensis Stephenson 1941 snail
Mathilda cf. M. cedarensis Stephen - originally entered as "Mathilda cf. cedarensis"
 Heterostropha - Pyramidellidae
Creonella triplicata, Creonella cf. subangulata
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"
 Heterostropha - Acteonidae
"Actaeon sp." = Acteon
"Actaeon sp." = Acteon Montfort 1810 snail
Acteon sp. - originally entered as "Acteon sp."
 Heterostropha - Ringiculidae
"Ringicula (Ringiculella) clarki" = Ringicula (Ringiculina) clarki
"Ringicula (Ringiculella) clarki" = Ringicula (Ringiculina) clarki Durham 1944 snail
Ringicula (Ringiculella) clarki Ga
 Trochoidea - Skeneidae
"Teinostoma cf. clara" = Solariorbis clara
"Teinostoma cf. clara" = Solariorbis clara Sohl 1960 snail
Teinostoma cf. T. clara Sohl - originally entered as "Teinostoma cf. clara"
 Opisthobranchia - Cylichnidae
Cylichna incisa
Cylichna incisa Stephenson 1941 snail
Cylichna incisa Stephenson
Bivalvia
 Nuculanida - 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)
 Nuculanida - Malletiidae
"Perissonata littlei" = Perrisonota, "Perissonata protexta" = Perrisonota
"Perissonata littlei" = Perrisonota clam
Perissonata littlei Gardner
"Perissonata protexta" = Perrisonota clam
Perissonata protexta (Conrad) non G
 Nuculida - Nuculidae
Nucula percrassa, Nucula amica, "Nucula cuneifrons" = Nucula cunifrons
Nucula percrassa nut clam
Nucula percrassa Conrad
Nucula amica Gardner 1916 nut clam
Nucula amica Gardner
"Nucula cuneifrons" = Nucula cunifrons Conrad 1860 nut clam
Nucula cunifrons Conrad
 Poromyida - Poromyidae
Liopistha protexta
Liopistha protexta Conrad 1853 clam
Liopistha protexta Conrad
 Solenida - Pharidae
Leptosolen ? elongata, Leptosolen biplicata
Leptosolen ? elongata clam
Leptosolen ? elongata Weller - originally entered as "Leptosolen ? elongata"
Leptosolen biplicata Conrad 1858 clam
Leptosolen biplicata (Conrad)
 Pholadida - Pholadidae
Opertochasma sp., Clavipholas pectorosa
Opertochasma sp. Stephenson 1953 clam
Opertochasma sp.
Clavipholas pectorosa clam
Claripholas pectorosa (Conrad)
 Pholadida - Corbulidae
Corbula monmouthensis, Corbula subradiata, Caestocorbula (Parmicorbula) percompressa, Caestocorbula (Parmicorbula) terramaria, Caestocorbula (Caesticorbula) crassaplica
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"
 Cardiida - Arcticidae
Veniella conradi, Tenea parilis
Veniella conradi Morton 1833 clam
Veniella conradi (Morton)
Tenea parilis clam
Tenea parilis Conrad
 Cardiida - Veneridae
Cyclorisma parva, Legumen ellipticum, Cyprimeria alta, Cyprimeria depressa
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 - Mactridae
Mactridae indet., Cymbophora berryi, Cymbophora wordeni
Mactridae indet. Lamarck 1809 clam
Mactrid n. sp.
Cymbophora berryi clam
Cymbophora berryi (Gardner)
Cymbophora wordeni clam
Cymbophora wordeni (Gardner)
 Cardiida - Tellinidae
Aenona eufaulensis, "Linearia metastriata" = Linearis, Tellinimera buboana, Tellina sp. n. sp., Tellina sp.
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
Granocardium (Granocardium) kummeli, Trachycardium eufaulensis, Protocardia (Pachycardium) spillmani
Granocardium (Granocardium) kummeli cockle
Granocardium (Granocardium) kummel
Trachycardium eufaulensis Conrad 1860 cockle
Trachycardium eufaulensis (Conrad)
Protocardia (Pachycardium) spillmani cockle
Protocardium (Pachycardium) spillm - originally entered as "Protocardium spillmani"
 Lucinida - Lucinidae
Myrtea stephensoni
Myrtea stephensoni clam
Myrtea stephensoni Gardner
 Carditida - Crassatellidae
Crassatella vadosa, Bathytormus pteropsis
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
Bathytormus pteropsis Conrad 1860 clam
Bathytormus pteropsis (Conrad)
 Carditida - Carditidae
Vetericardiella crenalirata
Vetericardiella crenalirata clam
Vetericardiella crenalirata (Conra
 Carditida - Condylocardiidae
"Uddenia texana" = Cuna texana
"Uddenia texana" = Cuna texana Stephenson 1941 clam
Uddenia texana Stephenson
 Trigoniida - Megatrigonioidae
Pterotrigonia (Scabrotrigonia) eufaulensis
Pterotrigonia (Scabrotrigonia) eufaulensis Gabb 1860 clam
Pterotrigonia (Scabrotrigonia) euf
 Mytilida - Crenellidae
Crenella serica
Crenella serica Conrad 1860 clam
Crenella serica Conrad
 Mytilida - Mytilidae
Modiolus sedesclaris, Lycettia tippanus
Modiolus sedesclaris mussel
Modiolus sedesclaris Gardner
Lycettia tippanus mussel
Lycettia tippanus (Conrad)
 Myalinida - Inoceramidae
Tenuipteria argenteus
Tenuipteria argenteus clam
Tenuiptereus argenteus (Conrad)
 Pectinida - Pectinoidae
Chlamys (Chlamys) cretosus, Camptonectes (Camptonectes) bubonis
Chlamys (Chlamys) cretosus Defrance 1822 scallop
Chlamys (Chlamys) cretosus (deFran
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) argentaria
Anomia (Anomia) argentaria Morton 1833 jingle
Anomia (Anomia) argentaria Morton
 Pectinida - Entoliidae
Syncyclonema simplicius
Syncyclonema simplicius scallop
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
 Ostreida - Pteriidae
Phelopteria linguiformis, Pteria rhombica
Phelopteria linguiformis pearl oyster
Phelopteria linguiformis (Evans & Shu
Pteria rhombica pearl oyster
Pteria rhombica Gardner
 Ostreida - Ostreidae
Ostrea plumosa, "Ostrea mesenterica" = Lopha mesenterica
Ostrea plumosa Morton 1833 oyster
Ostrea plumosa Morton
"Ostrea mesenterica" = Lopha mesenterica Morton 1834 oyster
Ostrea mesenterica Morton
 Ostreida - Flemingostreidae
Cubitostrea tecticosta
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Ostreida - Gryphaeidae
Pycnodonte vesicularis, "Exogyra costata" = Exogyra (Exogyra) costata, Gryphaeostrea vomer
Pycnodonte vesicularis Lamarck 1806 oyster
Pycnodonte vesicularis Lamarck
"Exogyra costata" = Exogyra (Exogyra) costata Say 1820 oyster
Exogyra costata spinifera Stephens
Gryphaeostrea vomer Morton 1828 oyster
Gryphaeostrea vomer Morton
 Arcida - Arcidae
Striarca saffordi
Striarca saffordi clam
Striarca saffordi (Gardner) non Gab
 Arcida - Parallelodontidae
Nemodon eufaulensis
Nemodon eufaulensis clam
Nemodon eufaulensis (Gabb) [entered as Nemodon eufaulensis]
 Arcida - Glycymerididae
Postligata wordeni
Postligata wordeni clam
Postligata wordeni Gardner
 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
Deuteropoda
  -
Malacostraca indet.
Malacostraca indet. Latreille 1802
Crab parts
Anthozoa
 Scleractinia - Micrabaciidae
Micrabacia sp.
Micrabacia sp. Milne-Edwards 1849 stony coral
Micrabacia spp.