Sohl and Koch OFR # 410 (Cretaceous of the United States)

Also known as Oxen Hill; USGS # 32769

Where: Prince Georges County, Maryland (38.8° N, 77.0° W: paleocoordinates 39.7° N, 52.9° W)

• small collection-level geographic resolution

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

• Haustator bilira assemblage zone

• member-level stratigraphic resolution

Environment/lithology: marine; lithified, 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 4364: authorized by Matt Kosnik, entered by Matt Kosnik on 14.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Heteromorpha ammonite
Heteromorph ammonite - originally entered as "Heteromorph ammonite"
Lithophagidae indet.
Lithophagid borings
Anthozoa
 Scleractinia - Micrabaciidae
Micrabacia sp. Milne-Edwards 1849 stony coral
Micrabacia spp.
Cephalopoda
 Nautilida - Nautilidae
Eutrephoceras dekayi Morton 1834 nautiloid
Eutrephoceras dekayi (Morton)
 Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871 ammonite
Sphenodiscus sp.
 Ammonitida - Scaphitidae
Discoscaphites conradi Morton 1834 ammonite
Discoscaphites conradi (Morton) va
 Ammonitida - Baculitidae
Baculites sp. Lamarck 1799 ammonite
Baculites sp.
Gastropoda
 Epitonioidea - Epitoniidae
Striaticostatum sp. Sohl 1963 wentletrap
Striaticostatum sp.
 Cerithioidea - Turritellidae
"Turritella (Sohlitella) trilira" = Turritella trilira, Turritella vertebroides, "Turritella (Sohlitella) bilira" = Haustator bilira
"Turritella (Sohlitella) trilira" = Turritella trilira Conrad 1860 turret shell
Turritella (Sohlitella) trilira (C
Turritella vertebroides Morton 1834 turret shell
Turritella vertebroides Morton
"Turritella (Sohlitella) bilira" = Haustator bilira Stephenson 1941 turret shell
Turritella (Sohlitella) bilira (St
 Cerithioidea - Pickworthiidae
Urceolabrum tuberculatum snail
Urceolabrum turberculatum callistu
 Neogastropoda - Fasciolariidae
Drilluta buboanus Sohl 1964 snail
Drilluta buboanus Sohl
 Neogastropoda - Turridae
Beretra sp. Stephenson 1941 turrid
Beretra sp.
 Neogastropoda - Muricidae
Lowenstamia sp. Sohl 1964 murex snail
Lowenstamia sp.
 Neogastropoda - Paladmetidae
Paladmete cancellaria Conrad 1858 snail
Paladmete cancellaria (Conrad)
 Sorbeoconcha - Naticidae
Euspira rectilabrum Conrad 1858 moon snail
Euspira rectilabrum (Conrad)
"Gyrodes spillmani" = Gyrodes (Sohlella) spillmani Gabb 1861 moon snail
Gyrodes spillmani Gabb
 Heterostropha - Architectonicidae
Pseudomalaxis pateriformis Stephenson 1955 snail
Pseudomalaxis pateriformis Stephen
Bivalvia
 Arcida - Arcidae
Striarca cuneata clam
Striarca cuneata Gabb
Striarca saffordi clam
Striarca saffordi (Gardner) non Gab
 Arcida - Glycymerididae
Postligata wordeni clam
Postligata wordeni Gardner
Glycymeris sp. Da Costa 1778 clam
Glycymeris sp.
 Pectinida - Anomiidae
Anomia (Anomia) argentaria Morton 1833 jingle
Anomia (Anomia) argentaria Morton
 Pectinida - Entoliidae
Syncyclonema simplicius scallop
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
 Ostreida - Flemingostreidae
Cubitostrea tecticosta Gabb 1860 oyster
Cubitostrea tecticosta (Gabb)
 Mytilida - Crenellidae
Crenella serica Conrad 1860 clam
Crenella serica Conrad
 Mytilida - Mytilidae
Lithophaga julia mussel
Lithophaga julia
Lycettia tippanus mussel
Lycettia tippanus (Conrad)
 Pholadida - Corbulidae
Corbula monmouthensis Gardner 1916 clam
Corbula monmouthensis Gardner
Corbula sp. Bruguière 1789 clam
Corbula sp.
Corbula subradiata clam
Corbula subradiata Gardner
 Cardiida - Glossidae
Glossus sp. Poli 1795 clam
Glossus sp.
 Cardiida - Arcticidae
Tenea parilis clam
Tenea parilis Conrad
 Cardiida - Veneridae
Cyprimeria alta venus clam
Cyprimeria alta Conrad
Legumen ellipticum venus clam
Legumen ellipticum Conrad
 Cardiida - Mactridae
Cymbophora appressa clam
Cymbophora appressa (Gabb)
Cymbophora berryi clam
Cymbophora berryi (Gardner)
 Cardiida - Cardiidae
Trachycardium eufaulensis Conrad 1860 cockle
Trachycardium eufaulensis (Conrad)
 Cardiida - Tellinidae
Tellinimera buboana tellin clam
Tellinimeria buboana Stephenson - originally entered as "Tellinimeria buboana"
Tellina sp. n. sp. Linnaeus 1758 tellin clam
Tellina n. sp. (fine concentrics a - originally entered as "Tellina n. sp."
Tellina sp. Linnaeus 1758 tellin clam
Tellina sp.
 Solenida - Pharidae
Leptosolen biplicata Conrad 1858 clam
Leptosolen biplicata (Conrad)
 Carditida - Crassatellidae
Crassatella vadosa Morton 1834 clam
Crassatella vadosa vadosa Morton
Bathytormus pteropsis Conrad 1860 clam
Bathytormus pteropsis (Conrad)
 Nuculida - Nuculidae
Nucula percrassa nut clam
Nucula percrassa Conrad
Nucula amica Gardner 1916 nut clam
Nucula amica Gardner
 Nuculanida - Nuculanidae
Nuculana sp., "Nuculana rostrotruncata" = Nuculana rostratruncata
Nuculana sp. Link 1807 pointed nut clam
Nuculana sp.
"Nuculana rostrotruncata" = Nuculana rostratruncata Gardner 1916 pointed nut clam
Nuculana rostrotruncata (Gardner)
 Nuculanida - Malletiidae
Malletia longfrons clam
Malletia longfrons (Conrad)
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium leve Stephenson 1923 tusk shell
Dentalium leve Stephenson
Polychaeta
 Sabellida - Serpulidae
Serpula sp. Linnaeus 1758
Serpula sp.
 Serpulimorpha -
Hamulus squamosus
Hamulus squamosus Gabb
Hamulus onyx Morton 1834
Hamulus onyx Morton