Sohl and Koch OFR # 421: Late/Upper Maastrichtian, Maryland

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Metazoan indet.
Worm Tubes
Vertebrata indet. Lamarck 1801
Otolith
Vertebrata indet. Lamarck 1801
Fish parts and Shark parts and Bone material
Bryozoa indet. Ehrenberg 1831
Bryozoa (branching)
Polychaeta - Serpulimorpha
Hamulus squamosus
Hamulus squamosus Gabb
Hamulus onyx Morton 1834
Hamulus onyx Morton
Cephalopoda - Ammonitida - Baculitidae
Baculites sp. Lamarck 1799
8 specimens
Baculites sp.
Cephalopoda - Ammonitida - Scaphitidae
Discoscaphites iris Conrad 1858
1 specimen
Discoscaphites iris Conrad
Cephalopoda - Ammonitida - Sphenodiscidae
Sphenodiscus sp. Meek 1871
12 specimens
Sphenodiscus sp.
Cephalopoda - Nautilida - Nautilidae
Eutrephoceras dekayi (Morton 1834)
3 specimens
Eutrephoceras dekayi (Morton)
Scaphopoda - Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758
1 specimen
Dentalium sp.
Dentalium leve Stephenson 1923
26 specimens
Dentalium leve Stephenson
Gastropoda - Heterostropha - Pyramidellidae
Creonella cf. subangulata Sohl 1964
1 specimen
Creonella cf. C. subangulata Sohl - originally entered as "Creonella cf. subangulata"
Creonella triplicata Wade 1917
3 specimens
Creonella triplicata Wade
Gastropoda - Heterostropha - Acteonidae
Nonacteonina sp. (Stephenson 1941)
1 specimen
original and current combination Nonactaeonina
Nonacteonina sp.
Gastropoda - Heterostropha - Ringiculidae
Oligoptycha sp. Meek 1876
1 specimen
Oligoptycha sp.
Ringicula (Ringiculella) clarki Durham 1944
30 specimens
recombined as Ringicula (Ringiculina) clarki
Ringicula (Ringiculella) clarki Ga
Gastropoda - Turritellidae
Turritella (Sohlitella) bilira (Stephenson 1941)
4 specimens
recombined as Haustator bilira
Turritella (Sohlitella) bilira (St
Turritella sp. Lamarck 1799
6 specimens
Turritella sp.
Turritella (Sohlitella) trilira (Conrad 1860)
14 specimens
original and current combination Turritella trilira
Turritella (Sohlitella) trilira (C
Turritella tippana Conrad 1858
1 specimen
Turritella tippana Conrad
Turritella vertebroides Morton 1834
5 specimens
Turritella vertebroides Morton
Gastropoda - Pickworthiidae
Urceolabrum tuberculatum
1 specimen
Urceolabrum turberculatum callistu
Gastropoda - Naticidae
Gyrodes spillmani Gabb 1861
11 specimens
recombined as Gyrodes (Sohlella) spillmani
Gyrodes spillmani Gabb
Gyrodes supraplicatus Conrad 1858
2 specimens
Gyrodes supraplicatus (Conrad)
Euspira rectilabrum (Conrad 1858)
5 specimens
Euspira rectilabrum (Conrad)
Gastropoda - Neogastropoda
Neogastropoda indet. Thiele 1929
28 specimens
Neogastropods indeterminate
Gastropoda - Neogastropoda - Fasciolariidae
Remera juncea
2 specimens
Remera juncea (Gardner)
Remera flexicostata Sohl 1964
5 specimens
Remera flexicostata Sohl
Anomalofusus sp. Wade 1916
3 specimens
Anomalofusus sp.
Hercorhynchus (Hercorhyncus) tippanus Conrad 1860
2 specimens
Hercorhyncus (Hercorhyncus) tippan - originally entered as "Hercorhyncus tippanus"
Drilluta distans (Conrad 1860)
2 specimens
Drilluta distans (Conrad)
Bellifusus sp. Stephenson 1941
4 specimens
Bellifusus sp.
Gastropoda - Neogastropoda - Buccinidae
Stantonella interupta Conrad 1858
8 specimens
corrected as Stantonella interrupta
Stantonella interupta (Conrad)
Buccinopsis crassicostata Gabb 1876
1 specimen
Buccinopsis crassicostata (Gabb)
Gastropoda - Neogastropoda - Melongenidae
? Serrifusus sp. n. sp. Meek 1876
1 specimen
Serrifusus ? n. sp. - originally entered as "Serrifusus ? n. sp."
Gastropoda - Neogastropoda - Paladmetidae
Paladmete cancellaria Conrad 1858
7 specimens
Paladmete cancellaria (Conrad)
Gastropoda - Neogastropoda - Moreidae
Hercorhynchus (Haplovoluta) sp.
1 specimen
Hercorhyncus (Haplovoluta) sp. - originally entered as "Hercorhyncus sp."
Gastropoda - Neogastropoda - Pyropsidae
Pyropsis perlata (Conrad 1860)
1 specimen
Pyropsis perlata Conrad
Gastropoda - Neogastropoda - Turridae
Fusimilis tippanus Conrad 1858
2 specimens
Fusimilis tippanus (Conrad)
Remnita sp. Stephenson 1941
1 specimen
Remnita sp.
Gastropoda - Neogastropoda - Volutidae
Volutidae indet. Rafinesque 1815
2 specimens
Volutid snail
Liopeplum cretaceum Conrad 1858
4 specimens
Liopeplum cretaceum (Conrad)
Liopeplum canalis Conrad 1858
1 specimen
Liopeplum canalis (Conrad)
Bivalvia - Nuculanida - Nuculanidae
Nuculana whitfieldi
37 specimens
Nuculana whitfieldi (Gardner)
Nuculana rostrotruncata (Gardner 1916)
6 specimens
recombined as Nuculana rostratruncata
Nuculana rostrotruncata (Gardner)
Bivalvia - Nuculanida - Malletiidae
Perissonata protexta
2 specimens
original and current combination Perrisonota
Perissonata protexta (Conrad) non G
Bivalvia - Nuculida - Nuculidae
Nucula cuneifrons (Conrad 1860)
6 specimens
original and current combination Nucula cunifrons
Nucula cunifrons Conrad
Nucula percrassa
229 specimens
Nucula percrassa Conrad
Bivalvia - Mytilida - Crenellidae
Crenella serica Conrad 1860
463 specimens
Crenella serica Conrad
Bivalvia - Mytilida - Mytilidae
Modiolus sedesclaris
2 specimens
Modiolus sedesclaris Gardner
Modiolus trigonus
4 specimens
Modiolus trigonus Gardner
Lycettia tippanus
41 specimens
Lycettia tippanus (Conrad)
Bivalvia - Pectinida - Pectinidae
Camptonectes (Camptonectes) bubonis (Stephenson 1941)
1 specimen
Camptonectes (Camptonectes) bubonis (
Bivalvia - Pectinida - Anomiidae
Anomia (Anomia) ornata Gabb 1876
1 specimen
Anomia (Anomia) ornata Gabb
Anomia (Anomia) argentaria Morton 1833
193 specimens
Anomia (Anomia) argentaria Morton
Bivalvia - Pectinida - Entoliidae
Syncyclonema simplicius
109 specimens
Syncylonema simplicus (Conrad) - originally entered as "Syncylonema simplicius"
Bivalvia - Ostreida - Pinnidae
Pinna (Pinna) sp. Linnaeus 1758
1 specimen
Pinna (Pinna) sp.
Bivalvia - Ostreida - Ostreidae
Ostrea plumosa Morton 1833
2 specimens
Ostrea plumosa Morton
Arctostrea falacata
1 specimen
Arctostrea falacata (Gabb)
Ostrea mesenterica Morton 1834
144 specimens
recombined as Lopha mesenterica
Ostrea mesenterica Morton
Bivalvia - Ostreida - Flemingostreidae
Cubitostrea tecticosta (Gabb 1860)
190 specimens
Cubitostrea tecticosta (Gabb)
Bivalvia - Ostreida - Gryphaeidae
Exogyra sp. Say 1820
2 specimens
Exogyra sp.
Exogyra costata (Say 1820)
11 specimens
original and current combination Exogyra (Exogyra) costata
Exogyra costata Say
Gryphaeostrea vomer (Morton 1828)
1 specimen
Gryphaeostrea vomer Morton
Pycnodonte vesicularis (Lamarck 1806)
41 specimens
recombined as Pycnodonta vesicularis
Pycnodonte vesicularis Lamarck
Bivalvia - Arcida - Parallelodontidae
Nemodon eufaulensis
4 specimens
Nemodon eufaulensis (Gabb) [entered as Nemodon eufaulensis]
Bivalvia - Arcida - Cucullaeidae
Cucullaea (Idonearca) capax Conrad 1858
2 specimens
recombined as Idonearca capax
Cucullaea (Idonearca) capax Conrad
Bivalvia - Arcida - Arcidae
Striarca saffordi
12 specimens
Striarca saffordi (Gardner) non Gab
Bivalvia - Arcida - Glycymerididae
Postligata wordeni
89 specimens
Postligata wordeni Gardner
Bivalvia - Cardiida - Cardiidae
Granocardium (Granocardium) kummeli
3 specimens
synonym of Trachycardium
Granocardium (Granocardium) kummel
Trachycardium eufaulensis (Conrad 1860)
25 specimens
Trachycardium eufaulensis (Conrad)
Bivalvia - Cardiida - Tellinidae
Aenona eufaulensis Conrad 1860
13 specimens
Aenona eufaulensis (Conrad)
Tellinimera buboana
5 specimens
Tellinimeria buboana Stephenson - originally entered as "Tellinimeria buboana"
Tellinimera gabbi
9 specimens
Tellinimeria gabbi Gardner - originally entered as "Tellinimeria gabbi"
Linearia metastriata
4 specimens
original and current combination Linearis
Linearia metastriata Conrad
Bivalvia - Cardiida - Veneridae
Cyclorisma parva
5 specimens
Cyclorisma parva (Gardner)
Legumen ellipticum
4 specimens
Legumen ellipticum Conrad
Cyprimeria alta
10 specimens
Cyprimeria alta Conrad
Cyprimeria depressa
3 specimens
Cyprimeria depressa Conrad
Bivalvia - Cardiida - Mactridae
Cymbophora berryi
34 specimens
Cymbophora berryi (Gardner)
Cymbophora wordeni
1 specimen
Cymbophora wordeni (Gardner)
Bivalvia - Cardiida - Arcticidae
Veniella conradi Morton 1833
8 specimens
Veniella conradi (Morton)
Tenea parilis
2 specimens
Tenea parilis Conrad
Bivalvia - Pholadida - Corbulidae
Corbula monmouthensis Gardner 1916
4 specimens
Corbula monmouthensis Gardner
Caestocorbula (Parmicorbula) percompressa
52 specimens
Caesticorbula (Parmicorbula) perco - originally entered as "Caesticorbula percompressa"
Caestocorbula (Parmicorbula) terramaria
4 specimens
Caesticorbula (Parmicorbula) terra - originally entered as "Caesticorbula terramaria"
Caestocorbula (Caesticorbula) crassaplica Vincent 1910
123 specimens
Caesticorbula (Caesticorbula) cras - originally entered as "Caesticorbula crassaplica"
Corbula sp. Bruguière 1789
6 specimens
Corbula sp.
Corbula subradiata
4 specimens
Corbula subradiata Gardner
Bivalvia - Poromyida - Poromyidae
Liopistha protexta Conrad 1853
5 specimens
Liopistha protexta Conrad
Bivalvia - Lucinida - Lucinidae
Myrtea stephensoni
1 specimen
Myrtea stephensoni Gardner
Bivalvia - Carditida - Crassatellidae
Crassatella vadosa Morton 1834
81 specimens
Crassatella vadosa vadosa Morton
Bathytormus pteropsis (Conrad 1860)
6 specimens
Bathytormus pteropsis (Conrad)
Bivalvia - Carditida - Carditidae
Vetericardiella crenalirata
2 specimens
Vetericardiella crenalirata (Conra
Bivalvia - Trigoniida - Megatrigoniidae
Pterotrigonia (Scabrotrigonia) eufaulensis (Gabb 1860)
88 specimens
Pterotrigonia (Scabrotrigonia) euf
Malacostraca
Malacostraca indet. (Latreille 1802)
Crab parts
Anthozoa - Scleractinia - Micrabaciidae
Micrabacia sp. Milne-Edwards 1849
Micrabacia spp.
see common names

Geography
Country:United States State/province:Maryland County:Prince Georges
Coordinates: 38.9° North, 76.9° West (view map)
Paleocoordinates:39.7° North, 52.8° West
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
*Period:Late/Upper Cretaceous *Epoch:Late/Upper Senonian
*International age/stage:Middle - Late/Upper Maastrichtian
Key time interval:Late/Upper Maastrichtian Ammonoid zone: Discoscaphites conradi
Age range of interval:72.10000 - 66.00000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Severn Member:uppermost
Stratigraphic resolution:member
Stratigraphy comments: Haustator bilira assemblage zone
Lithology and environment
Primary lithology:glauconitic,gray sandstone
Environment:marine indet. Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,original aragonite,original calcite
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:bulk,field collection
Reason for describing collection:paleoecologic analysis
Museum repositories:USGS
Collection method comments: Sohl collection
Metadata
Also known as:Landover Mall; USGS # 32775
Database number:4371
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:M. Manojlovic Research group:marine invertebrate
Collections that are a subset of this one:82404
Created:1999-08-14 13:00:00 Last modified:2016-08-08 11:58:37
Access level:the public Released:1999-08-14 13:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
281. 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]