PBDB Collection

USGS 26634, 27749 (Cretaceous of the United States)

Also known as South bank Chesapeake and Delaware canal, about 300 yd west of light 13 and 1.3 miles (airline) due east of St. Georges Bridge

Where: New Castle County, Delaware (39.6° N, 75.7° W: paleocoordinates 39.0° N, 45.6° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Mount Laurel Sand Formation, Late/Upper Campanian (83.5 - 70.6 Ma)

Environment/lithology: marine

Reposited in the USGS

• Collected by Sohl 1957, Collected by Sohl 1960, collections reported together, unable to divide.

Primary reference: J. P. Owens, J. P. Minard, N. F. Sohl and F. James Mello. 1970. Stratigraphy of the outcropping post-Magothy Upper Cretaceous formations in Southern New Jersey an Northern Delmarva peninsula, Delaware and Maryland. USGS Professional Paper 674:1-60 [M. Kosnik/M. Kosnik/M. Kosnik]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 6171: authorized by Matt Kosnik, entered by Matt Kosnik on 01.02.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

unclassified
-	Cidaroidae indet., Crinoidae indet., Crab indet. Cidaroidae indet. Cidaroidea Crinoidae indet. Comatulid crinoid Crab indet. Crab claw
Cephalopoda
Ammonitida - Nostoceratidae	Anaklinoceras sp., ? Didymoceras sp. Anaklinoceras sp. Stephenson 1941 ammonite Anaklinoceras sp. ? Didymoceras sp. Hyatt 1900 ammonite Didymoceras? sp.
Ammonitida - Baculitidae	Baculites sp. Baculites sp. Lamarck 1799 ammonite Baculites sp.
Ammonitida - Scaphitidae	Hoploscaphites sp. Hoploscaphites sp. Nowak 1911 ammonite Hoploscaphites sp.
Belemnitida - Belemnitellidae	Belemnitella americana Belemnitella americana belemnite Belemnitella americana (Morton)
Scaphopoda
Dentaliida - Dentaliidae	Dentalium intercalatum Dentalium intercalatum tusk shell Dentalium intercalatum Wade
Gastropoda
Heterostropha - Architectonicidae	Pseudomalaxis sp., Margaritella sp., cf. Architectonica voragiformis Pseudomalaxis sp. Fischer 1850 snail Pseudomalaxis sp. Margaritella sp. Meek and Hayden 1860 snail Margaritella sp. cf. Architectonica voragiformis sundial Architectonica cf. A. voragiformis Stephenson
Heterostropha - Acteonidae	Acteon sp. Acteon sp. Montfort 1810 snail Acteon sp.
Heterostropha - Mathildidae	Gegania sp. Gegania sp. Jeffreys 1884 snail Tuba sp.
Epitonioidea - Epitoniidae	cf. Belliscala creideri cf. Belliscala creideri wentletrap Belliscala cf. B. creideri Stephenson
Cerithioidea - Cerithiidae	Cerithium weeksi Cerithium weeksi Wade 1926 cerith snail Cerithium weeksi Wade
Cerithioidea - Turritellidae	Turritella sp., "Haustator trilira" = Turritella trilira, ? Turritella vertebroides, Laxispira monilifera Turritella sp. Lamarck 1799 turret shell Turritella sp. "Haustator trilira" = Turritella trilira Conrad 1860 turret shell Haustator trilira Conrad ? Turritella vertebroides Morton 1834 turret shell Turritella vertebroides Morton? Laxispira monilifera Sohl 1964 turret shell Laxispira monilifera Sohl
Architaenioglossa - Ampullinidae	"Pseudamaura lirata" = Ampullina (Pseudamaura) "Pseudamaura lirata" = Ampullina (Pseudamaura) snail Pseudomaura lirata (Wade)
Sorbeoconcha - Xenophoridae	"cf. Xenophora leprosa" = Xenophora (Endoptygma) leprosa "cf. Xenophora leprosa" = Xenophora (Endoptygma) leprosa Morton 1834 carrier shell Xenophora cf. X. leprosa Morton
Sorbeoconcha - Aporrhaidae	cf. Pterocerella poinsettiformis, Drepanochilus sp. cf. Pterocerella poinsettiformis Stephenson 1941 snail Pterocerella cf. P. poinsettiformis Stephenson Drepanochilus sp. Meek 1864 snail Drepanochilus sp.
Neogastropoda - Volutidae	Volutomorpha sp., Longoconcha sp. Volutomorpha sp. Gabb 1877 volute Volutomorpha sp. Longoconcha sp. Stephenson 1941 volute Longoconcha sp.
Neogastropoda - Muricidae	Sargana sp. Sargana sp. Stephenson 1923 murex snail Sargana sp.
Neogastropoda - Pyropsidae	cf. Pyropsis perlata cf. Pyropsis perlata Conrad 1860 snail Pyropsis cf. P. perlata Conrad
Neogastropoda - Fasciolariidae	Woodsella typica, Bellifusus curvicostatus, Anomalofusus ? substriatus, ? Remera sp. Woodsella typica Wade 1926 snail Woodsella typica Wade Bellifusus curvicostatus Wade 1926 snail Bellifusus curvicostatus (Wade) Anomalofusus ? substriatus Wade 1916 snail Anomalofusus substriatus Wade? ? Remera sp. Stephenson 1941 snail Remera? sp.
Neogastropoda - Turridae	Beretra sp. Beretra sp. Stephenson 1941 turrid Beretra sp.
Neogastropoda - Cancellariidae	Caveola sp. Caveola sp. Stephenson 1941 snail Caveola sp.
Neogastropoda - Paladmetidae	Paladmete gardnerae Paladmete gardnerae Wade snail Paladmete gardnerae Wade
Neogastropoda - Turbinellidae	Napulus reesidei Napulus reesidei Sohl 1964 snail Napulus reesidei Sohl
Sorbeoconcha - Naticidae	Gyrodes abyssinus, Gyrodes sp., Amaurellina stephensoni, Euspira rectilabrum Gyrodes abyssinus moon snail Gyrodes abyssinus (Morton) Gyrodes sp. Conrad 1860 moon snail Gyrodes sp. Amaurellina stephensoni moon snail Amaurellina stephensoni (Wade) Euspira rectilabrum Conrad 1858 moon snail Euspira rectilabrum Conrad
Sorbeoconcha - Acteoninidae	Eoacteon percultus, cf. Parietiplicatum conicum Eoacteon percultus Sohl 1964 snail Eoacteon percultus Sohl cf. Parietiplicatum conicum Wade 1926 snail Parietiplicatum cf. P. conicum (Wade)
Basommatophora - Siphonariidae	? Anisomyon jessupi ? Anisomyon jessupi pulmonate Anisomyon? jessupi Richards and Shapiro
Euomphalina - Euomphalidae	Weeksia sp. Weeksia sp. Stephenson 1941 snail Weeksia sp.
Seguenzioidea - Eucyclidae	Calliomphalus (Calliomphalus) ? americanus, cf. Calliomphalus (Calliomphalus) nudus, Calliomphalus (Calliomphalus) sp. Calliomphalus (Calliomphalus) ? americanus snail Calliomphalus (Calliomphalus) americanus Wade? cf. Calliomphalus (Calliomphalus) nudus snail Calliomphalus (Calliomphalus) cf. C. (C.) nudus Sohl Calliomphalus (Calliomphalus) sp. Cossmann 1888 snail Calliomphalus (Calliomphalus) sp.
Lepetellida - Fissurellidae	Emarginula sp. n. sp. Emarginula sp. n. sp. Lamarck 1801 snail Emarginula n. sp. (Owens et al)
Opisthobranchia - Cylichnidae	Cylichna sp., Cylichna secalina Cylichna sp. Lovén 1846 snail Cylichna sp. Cylichna secalina Shumard 1861 snail Cylichna secalina Shumard
Bivalvia
Nuculanida - Malletiidae	Malletia longifrons, Malletia stephensoni, cf. Malletia ? protexta Malletia longifrons clam Nuculana longifrons (Conrad) Malletia stephensoni clam Perissonata stephensoni (Richards) cf. Malletia ? protexta clam Perissonata cf. P. protexta Gabb?
Mytilida - Mytilidae	Lithophaga sp. Lithophaga sp. Röding 1798 mussel Lithophaga sp.
Ostreida - Flemingostreidae	Agerostrea falcata, Agerostrea mesenterica Agerostrea falcata Morton 1827 oyster Lopha falcata Morton Agerostrea mesenterica Morton 1834 oyster Lopha mesenterica Morton
Ostreida - Ostreidae	Ostrea sp., Acutostrea plumosa Ostrea sp. Linnaeus 1758 oyster Ostrea sp. Acutostrea plumosa oyster Ostrea plumosa Morton
Ostreida - Gryphaeidae	Pycnodonte mutabilis, Exogyra cancellata, Gryphaeostrea vomer Pycnodonte mutabilis oyster Pyncnodonte mutabilis Morton Exogyra cancellata oyster Exogyra cancellata Stephenson Gryphaeostrea vomer Morton 1828 oyster Gryphaeostrea vomer Morton
Ostreida - Bakevelliidae	Gervilliopsis sp. Gervilliopsis sp. Whitfield 1885 oyster Gervilliopsis sp.
Pectinida - Limidae	Lima sp., Pseudolimea reticulata Lima sp. Bruguière 1797 file clam Lima sp. Pseudolimea reticulata file clam Lima reticulata Lyell and Forbes
Pectinida - Plicatulidae	Plicatula mullicaensis Plicatula mullicaensis scallop Plicatula mullicanensis Weller
Pectinida - Anomiidae	Paranomia scabra, Anomia tellinoides, Anomia argentaria Paranomia scabra scallop Paranomia scabra Morton Anomia tellinoides jingle Anomia tellinoides Morton Anomia argentaria Morton 1833 jingle Anomia argentaria Morton
Pectinida - Entoliidae	Syncyclonema simplicius Syncyclonema simplicius scallop Syncyclonema simplicius Conrad
Pectinida - Pectinoidae	"? Microchlamys (Pecten) venustus" = Dhondtichlamys, Radiopecten mississippiensis "? Microchlamys (Pecten) venustus" = Dhondtichlamys scallop Pecten (Pecten?) venustus Morton Radiopecten mississippiensis scallop Radiopecten mississippiensis (Conrad)
Pectinida - Neitheoidae	Neithea quinquecostata Neithea quinquecostata Sowerby 1814 scallop Neithea quinquecostata Sowerby
Myalinida - Inoceramidae	Inoceramus sp. Inoceramus sp. Sowerby 1814 clam Inoceramus sp.
Arcida - Cucullaeidae	Cucullaea sp. Cucullaea sp. Lamarck 1801 clam Cucullaea sp.
Arcida - Glycymerididae	Glycymeris sp., Postligata crenata, Postligata wordeni Glycymeris sp. Da Costa 1778 clam Glycymeris sp. Postligata crenata clam Postiligata crenata Wade Postligata wordeni clam Postiligata wordeni Gardner
Arcida - Parallelodontidae	Nemodon eufaulensis, Nemodon sp. Nemodon eufaulensis clam Nemodon eufaulensis Gabb [entered as Nemodon eufaulensis] Nemodon sp. Conrad 1869 clam Nemodon sp.
Arcida - Arcidae	Breviarca ? richardsi, Barbatia sp., cf. Arca macnairyensis, Arca sp. n. sp. Breviarca ? richardsi clam Breviarca richardsi Harbison ? Barbatia sp. Gray 1842 clam Barbatia sp. cf. Arca macnairyensis ark Arca cf. A. macnairyensis Gabb Arca sp. n. sp. Linnaeus 1758 ark Arca n. sp. (Owens et al)
Trigoniida - Megatrigonioidae	"Scabrotrigonia eufaulensis" = Pterotrigonia (Scabrotrigonia) "Scabrotrigonia eufaulensis" = Pterotrigonia (Scabrotrigonia) clam Trigonia eufaulensis Gabb
Trigoniida - Trigoniidae	Trigonia sp. Trigonia sp. Bruguière 1789 clam Trigonia sp.
Lucinida - Mactromyidae	Clisocolus sp. Clisocolus sp. Gabb 1869 clam Unicardium sp.
Lucinida - Lucinidae	Nymphalucina parva Nymphalucina parva clam Lucina parva Stephenson
Poromyida - Cuspidariidae	Cuspidaria sp., cf. Cuspidaria grandis Cuspidaria sp. Dall 1886 clam Cuspidaria sp. cf. Cuspidaria grandis Stephenson 1941 clam Cuspidaria cf. C. grandis Stephenson
Poromyida - Poromyidae	Liopistha protexta Liopistha protexta Conrad 1853 clam Liopistha protexia (Conrad)
Pandorida - Clavagellidae	Clavagella armata Clavagella armata Morton 1833 clam Clavagella armata Morton
Pholadida - Corbulidae	Caestocorbula crassiplica Caestocorbula crassiplica Gabb 1860 clam Caesticorbula crassiplica (Gabb)
Cardiida - Mactridae	Cymbophora subtilis, Cymbophora sp. Cymbophora subtilis clam Cymbophora subtilis Stephenson Cymbophora sp. Gabb 1869 clam Cymbophora spp.
Cardiida - Veneridae	Legumen sp., ? Aphrodina eufaulensis Legumen sp. Conrad 1858 venus clam Legumen sp. ? Aphrodina eufaulensis venus clam Aphrodina? eufaulensis (Conrad) of Wade
Cardiida - Arcticidae	Veniella conradi, Etea sp. Veniella conradi Morton 1833 clam Veniella conradi Morton Etea sp. Conrad 1873 clam Etea sp.
Cardiida - Cardiidae	"Brevicardium parahillanum" = Nemocardium (Brevicardium), Cardium sp., Granocardium (Granocardium) dumosum, "Pleuriocardia (Trachycardium) eufaulensis" = Trachycardium eufaulensis "Brevicardium parahillanum" = Nemocardium (Brevicardium) cockle Brevicardium parahillanum (Wade) Cardium sp. Linnaeus 1758 cockle Cardium spp. Granocardium (Granocardium) dumosum Conrad 1870 cockle Cardium (Granocardium) dumosum Conrad "Pleuriocardia (Trachycardium) eufaulensis" = Trachycardium eufaulensis Conrad 1860 cockle Cardium (Trachycardium) eufaulensis Conrad
Cardiida - Tellinidae	cf. Sourimis georgiana, "Linearia metastriata" = Linearis, "Linearia sp. n. sp." = Linearis cf. Sourimis georgiana Gabb 1876 tellin clam Tellina cf. T. georgiana Gabb "Linearia metastriata" = Linearis tellin clam Linearia metastriata Conrad "Linearia sp. n. sp." = Linearis Conrad 1860 tellin clam Linearia n. sp. (large) (Owens et al)
Cardiida - Gastrochaenidae	Eufistulana sp. Eufistulana sp. Eames 1951 clam Kummelia sp. - owens
Carditida - Carditidae	aff. Vetericardiella subcircula aff. Vetericardiella subcircula clam Vetericardia aff. V. subcircula Wade
Rhynchonellata
Terebratulida - Cancellothyrididae	Terebratulina cooperi Terebratulina cooperi Terebratulina cooperi Richards and Shapiro
Lingulata
Lingulida - Lingulidae	? Lingula sp. ? Lingula sp. Bruguiére 1797 Lingula? sp.
Bryozoa
-	Bryozoa indet. Bryozoa indet. Ehrenberg 1831 Cheilostomata
Polychaeta
Sabellida - Serpulidae	Serpula sp. Serpula sp. Linnaeus 1758 Serpula sp.
Serpulimorpha -	Hamulus onyx Hamulus onyx Morton 1834 Hamulus onyx Morton
Anthozoa
Scleractinia - Micrabaciidae	"Micrabacia hilgardi" = Micrabacia marylandica "Micrabacia hilgardi" = Micrabacia marylandica Stephenson 1916 stony coral Micrabacia hilgardi Stephenson