PBDB Collection

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: 41.0° N, 40.5° W (Wright 2013)

• 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: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names

Anthozoa
Scleractinia - Micrabaciidae	Micrabacia sp. Micrabacia sp. Milne-Edwards 1849 stony coral Micrabacia spp.
Deuteropoda
-	Malacostraca indet. Malacostraca indet. Latreille 1802 Crab parts
Polychaeta
Serpulimorpha -	Hamulus squamosus, Hamulus onyx Hamulus squamosus Gabb 1859 Hamulus squamosus Gabb Hamulus onyx Morton 1834 Hamulus onyx Morton
Sedentaria
Sabellida - Serpulidae	Serpula sp. Serpula sp. Linnaeus 1758 Serpula sp.
Bivalvia
Nuculanida - Malletiidae	"Perissonata littlei" = Perrisonota, "Perissonata protexta" = Perrisonota "Perissonata littlei" = Perrisonota clam Perissonata littlei Gardner "Perissonata protexta" = Perrisonota clam Perissonata protexta (Conrad) non G
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)
Nuculida - Nuculidae	"Nucula cuneifrons" = Nucula cunifrons, Nucula percrassa, Nucula amica "Nucula cuneifrons" = Nucula cunifrons Conrad 1860 nut clam Nucula cunifrons Conrad Nucula percrassa Conrad 1858 nut clam Nucula percrassa Conrad Nucula amica Gardner 1916 nut clam Nucula amica Gardner
Mytilida - Mytilidae	Modiolus sedesclaris, Lycettia tippanus Modiolus sedesclaris mussel Modiolus sedesclaris Gardner Lycettia tippanus mussel Lycettia tippanus (Conrad)
Mytilida - Crenellidae	Crenella serica Crenella serica Conrad 1860 clam Crenella serica Conrad
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
Arcida - Glycymerididae	Postligata wordeni Postligata wordeni clam Postligata wordeni Gardner
Arcida - Arcidae	Striarca saffordi Striarca saffordi clam Striarca saffordi (Gardner) non Gab
Arcida - Parallelodontidae	Nemodon eufaulensis Nemodon eufaulensis Gabb 1860 clam Nemodon eufaulensis (Gabb) [entered as Nemodon eufaulensis]
Myalinida - Inoceramidae	Tenuipteria argenteus Tenuipteria argenteus clam Tenuiptereus argenteus (Conrad)
Pectinida - Entoliidae	Syncyclonema simplicius Syncyclonema simplicius scallop Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
Pectinida - Pectinoidae	Camptonectes (Camptonectes) bubonis, Chlamys (Chlamys) cretosus Camptonectes (Camptonectes) bubonis Stephenson 1941 scallop Camptonectes (Camptonectes) bubonis ( Chlamys (Chlamys) cretosus Defrance 1822 scallop Chlamys (Chlamys) cretosus (deFran
Pectinida - Limidae	"Lima (Lima) reticulata" = Pseudolimea reticulata "Lima (Lima) reticulata" = Pseudolimea 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
Ostreida - Gryphaeidae	Pycnodonte vesicularis, Gryphaeostrea vomer, "Exogyra costata" = Exogyra (Exogyra) costata Pycnodonte vesicularis Lamarck 1806 oyster Pycnodonte vesicularis Lamarck Gryphaeostrea vomer Morton 1828 oyster Gryphaeostrea vomer Morton "Exogyra costata" = Exogyra (Exogyra) costata Say 1820 oyster Exogyra costata spinifera Stephens
Ostreida - Flemingostreidae	Cubitostrea tecticosta Cubitostrea tecticosta Gabb 1860 oyster Cubitostrea tecticosta (Gabb)
Ostreida - Ostreidae	"Ostrea mesenterica" = Lopha mesenterica, "Ostrea plumosa" = Acutostrea plumosa "Ostrea mesenterica" = Lopha mesenterica Morton 1834 oyster Ostrea mesenterica Morton "Ostrea plumosa" = Acutostrea plumosa Morton 1833 oyster Ostrea plumosa Morton
Ostreida - Pteriidae	Pteria rhombica, Phelopteria linguiformis Pteria rhombica pearl oyster Pteria rhombica Gardner Phelopteria linguiformis pearl oyster Phelopteria linguiformis (Evans & Shu
Trigoniida - Megatrigonioidae	Pterotrigonia (Scabrotrigonia) eufaulensis Pterotrigonia (Scabrotrigonia) eufaulensis Gabb 1860 clam Pterotrigonia (Scabrotrigonia) euf
Carditida - Condylocardiidae	"Uddenia texana" = Cuna texana "Uddenia texana" = Cuna texana Stephenson 1941 clam Uddenia texana Stephenson
Carditida - Carditidae	Vetericardiella crenalirata Vetericardiella crenalirata clam Vetericardiella crenalirata (Conra
Carditida - Crassatellidae	Crassatella vadosa, Bathytormus pteropsis Crassatella vadosa Morton 1834 clam Crassatella vadosa vadosa Morton Bathytormus pteropsis Conrad 1860 clam Bathytormus pteropsis (Conrad)
Lucinida - Lucinidae	Myrtea stephensoni Myrtea stephensoni clam Myrtea stephensoni Gardner
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)
Poromyida - Poromyidae	Liopistha protexta Liopistha protexta Conrad 1853 clam Liopistha protexta Conrad
Pholadida - Corbulidae	Corbula subradiata, Caestocorbula (Parmicorbula) percompressa, Caestocorbula (Parmicorbula) terramaria, Caestocorbula (Caesticorbula) crassaplica, Corbula monmouthensis 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" Corbula monmouthensis Gardner 1916 clam Corbula monmouthensis Gardner
Pholadida - Pholadidae	Opertochasma sp., Clavipholas pectorosa Opertochasma sp. Stephenson 1953 clam Opertochasma sp. Clavipholas pectorosa clam Claripholas pectorosa (Conrad)
Cardiida - Cardiidae	Protocardia (Pachycardium) spillmani, Trachycardium eufaulensis, Granocardium (Granocardium) kummeli Protocardia (Pachycardium) spillmani cockle Protocardium (Pachycardium) spillm - originally entered as "Protocardium spillmani" Trachycardium eufaulensis Conrad 1860 cockle Trachycardium eufaulensis (Conrad) Granocardium (Granocardium) kummeli cockle Granocardium (Granocardium) kummel
Cardiida - Tellinidae	"Linearia metastriata" = Linearis, Aenona eufaulensis, Tellinimera buboana, Tellina sp. n. sp., Tellina sp. "Linearia metastriata" = Linearis tellin clam Linearia metastriata Conrad Aenona eufaulensis Conrad 1860 tellin clam Aenona eufaulensis (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 - Arcticidae	Tenea parilis, Veniella conradi Tenea parilis clam Tenea parilis Conrad Veniella conradi Morton 1833 clam Veniella conradi (Morton)
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 - Veneridae	Cyprimeria alta, Cyprimeria depressa, Legumen ellipticum, Cyclorisma parva Cyprimeria alta venus clam Cyprimeria alta Conrad Cyprimeria depressa venus clam Cyprimeria depressa Conrad Legumen ellipticum Conrad 1858 venus clam Legumen ellipticum Conrad Cyclorisma parva venus clam Cyclorisma parva (Gardner)
Scaphopoda
Dentaliida - Dentaliidae	Dentalium sp., Dentalium leve Dentalium sp. Linnaeus 1758 tusk shell Dentalium sp. (ribbed) Dentalium leve Stephenson 1923 tusk shell Dentalium leve Stephenson
Gadilida - Gadilidae	Cadulus obnutus Cadulus obnutus tusk shell Cadulus obnutus (Conrad)
Gastropoda
Heterostropha - Mathildidae	Mathilda cf. cedarensis Mathilda cf. cedarensis Stephenson 1941 snail Mathilda cf. M. cedarensis Stephen - originally entered as "Mathilda cf. cedarensis"
Heterostropha - Architectonicidae	Pseudomalaxis stantoni Pseudomalaxis stantoni Sohl 1960 snail Pseudomalaxis stantoni Sohl
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
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"
Cerithioidea - Pickworthiidae	Urceolabrum tuberculatum Urceolabrum tuberculatum snail Urceolabrum turberculatum callistu
Cerithioidea - Turritellidae	"Turritella (Sohlitella) bilira" = Haustator bilira, "Turritella (Sohlitella) trilira" = Turritella trilira, Turritella vertebroides "Turritella (Sohlitella) bilira" = Haustator bilira Stephenson 1941 turret shell Turritella (Sohlitella) bilira (St "Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell Turritella (Sohlitella) trilira (C Turritella vertebroides Morton 1834 turret shell Turritella vertebroides Morton
Vanikoroidea - Eulimidae	Eulima clara Eulima clara Wade 1926 snail Eulima ? clara Wade
Sorbeoconcha - Rissoidae	"Anteglossia tennesseensis" = Rissoina tennesseensis "Anteglossia tennesseensis" = Rissoina tennesseensis Wade 1926 snail Anteglosia tennesseensis (Wade) - originally entered as "Anteglosia tennesseensis"
Neogastropoda - Pyropsidae	Pyropsis perlata Pyropsis perlata Conrad 1860 snail Pyropsis perlata Conrad
Neogastropoda - Buccinidae	"Stantonella interupta" = Stantonella interrupta "Stantonella interupta" = Stantonella interrupta Conrad 1858 true whelk Stantonella interupta (Conrad)
Neogastropoda - Paladmetidae	Paladmete cancellaria Paladmete cancellaria Conrad 1858 snail Paladmete cancellaria (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)
Sorbeoconcha - Aporrhaidae	Arrhoges (Latiala) sp., Pterocerella tippana Arrhoges (Latiala) sp. Gabb 1868 snail Arrhoges (Latiala) sp. Pterocerella tippana snail Pterocerella tippana (Conrad)
Sorbeoconcha - Naticidae	Gyrodes supraplicatus, "Gyrodes spillmani" = Gyrodes (Sohlella) spillmani, Euspira rectilabrum Gyrodes supraplicatus Conrad 1858 moon snail Gyrodes supraplicatus (Conrad) "Gyrodes spillmani" = Gyrodes (Sohlella) spillmani Gabb 1861 moon snail Gyrodes spillmani Gabb Euspira rectilabrum Conrad 1858 moon snail Euspira rectilabrum (Conrad)
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"
Opisthobranchiata - Cylichnidae	Cylichna incisa Cylichna incisa Stephenson 1941 snail Cylichna incisa Stephenson
Cephalopoda
Ammonitida - Sphenodiscidae	Sphenodiscus sp. Sphenodiscus sp. Meek 1871 ammonite Sphenodiscus sp.
Echinoidea
-	Echinoidea indet. Echinoidea indet. Leske 1778 sea urchin Echinoid sp. - originally entered as "Echinoidea sp."
unclassified
-	Vertebrata indet. Vertebrata indet. Lamarck 1801 Otolith