USGS 17693: Early/Lower Campanian, Delaware

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Planolateralis (Planolateralis) sp. n. sp.
rare category
Calliomphalus (Planolateralis) n. sp. (Owens et al)
Scaphopoda - Dentaliida - Dentaliidae
Dentalium subarctuatum
rare category
Dentalium subarctuatum Conrad
Bivalvia - Arcida - Cucullaeidae
Cucullaea sp. Lamarck 1801
rare category
Idonearca sp. - owens
Cucullaea sp. Lamarck 1801
rare category
Idonearca sp. - owens
Bivalvia - Myalinida - Inoceramidae
Inoceramus sp. Sowerby 1814
rare category
Inoceramus sp.
Bivalvia - Ostreida - Flemingostreidae
Agerostrea falcata (Morton 1827)
common category
Ostrea falcata Morton
Bivalvia - Ostreida - Pinnidae
Pinna laqueata Conrad 1858
rare category
Pinna laqueata Conrad
Bivalvia - Pectinida - Pectinidae
Camptonectes bellisculptus
rare category
Camptonectes bellisculptus (Conrad)
Bivalvia - Pectinida - Neitheidae
Neithea quinquecostata (Sowerby 1814)
rare category
Neithea quinquecostata (Sowerby) of Weller
Bivalvia - Carditida - Crassatellidae
Crassatella sp. Lamarck 1799
rare category
Crassatella sp.
Bivalvia - Carditida - Astartidae
? Astarte sp. Sowerby 1816
rare category
Astarte ? sp.
Bivalvia - Pholadida - Corbulidae
Parmicorbula sp. Vokes 1944
rare category
Parmicorbula sp.
Caestocorbula crassiplica (Gabb 1860)
rare category
Caesticorbula crassiplica (Gabb)
Bivalvia - Cardiida - Cardiidae
Cardium sp. Linnaeus 1758
rare category
Cardium spp.
Granocardium (Granocardium) tenuistriatum (Whitfield 1885)
common category
Cardium (Granocardium) tenuistriatum (Whitfield)
Bivalvia - Cardiida - Tellinidae
Linearia metastriata
rare category
original and current combination Linearis
Linearia metastriata Conrad
Bivalvia - Cardiida - Arcticidae
cf. Etea carolinensis Conrad 1875
rare category
Etea cf. E. carolinensis Conrad
Bivalvia - Cardiida - Veneridae
Legumen concentricum
rare category
Legumen concentricum Stephenson
Bivalvia - Cardiida - Gastrochaenidae
Eufistulana sp. Eames 1951
rare category
Kummelia sp. - owens
Bivalvia - Hiatellida - Hiatellidae
Panopea decisa
rare category
Panopea decisa Conrad
Bivalvia - Poromyida - Poromyidae
Cymella bella
rare category
Cymella bella Conrad
cf. Liopistha protexta Conrad 1853
rare category
Liopistha cf. L. protexta (Conrad)
Bivalvia - Trigoniida - Trigoniidae
Trigonia sp. Bruguière 1789
rare category
Trigonia sp.
Bivalvia - Nuculanida - Nuculanidae
? Nuculana sp. Link 1807
rare category
Nuculana ? sp.
Bivalvia - Nuculida - Nuculidae
Leionucula ? whitfieldi
rare category
Nucula whitfieldi Weller?
Nucula percrassa
rare category
Nucula slackiana (Gabb)
Cephalopoda - Ammonitida - Scaphitidae
Scaphites hippocrepis (DeKay 1828)
rare category
Scaphites hippocrepis (Dekay)
Cephalopoda - Ammonitida - Placenticeratidae
Placenticeras placenta (DeKay 1828)
rare category
Placenticeras placenta (Dekay)
Gastropoda - Heterostropha - Acteonidae
Acteon sp. Montfort 1810
rare category
Acteon sp.
Gastropoda - Turritellidae
Laxispira lumbricalis Gabb 1877
rare category
Laxispira lumbricalis Gabb
Turritella merchantvillensis
common category
Turritella merchantvillensis Weller
cf. Turritella merchantvillensis
rare category
Turritella cf. T. merchantvillensis Weller
Turritella sp. Lamarck 1799
rare category
Turritella sp.
Gastropoda - Naticidae
Gyrodes sp. Conrad 1860
rare category
Gyrodes sp.
Gastropoda - Neogastropoda - Paladmetidae
Paladmete sp. n. sp. Gardner 1916
rare category
Paladmete n. sp. (Owens et al)
Gastropoda - Aporrhaidae
Arrhoges (Latiala) sp. (Gabb 1868)
rare category
Arrhoges (Latiala) sp.
Graciliala sp. Sohl 1960
rare category
Graciliala sp.
Graciliala johnsoni Stephenson 1923
common category
Graciliala johnsoni (Stephenson)
Gastropoda - Ampullinidae
Pseudamaura lepta Sohl 1964
rare category
Pseudamaura lepta Sohl
Gastropoda - Siphonariidae
cf. Anisomyon borealis (Morton 1842)
rare category
Anisomyon cf. A. borealis (Meek and Hayden)
see common names

Geography
Country:United States State/province:Delaware
Coordinates: 39.5° North, 75.7° West (view map)
Paleocoordinates:39.0° North, 45.6° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Campanian 10 m.y. bin:Cretaceous 7
*Period:Late/Upper Cretaceous *Epoch:Senonian
*International age/stage:Early/Lower Campanian
Key time interval:Early/Lower Campanian
Age range of interval:83.60000 - 72.10000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Merchantville
Lithology and environment
Environment:marine indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:all microfossils,difficult macrofossils
Collection methods:field collection
Reason for describing collection:biostratigraphic analysis
Museum repositories:USGS
Collection method comments: collected by C. W. Carter 1935-7
Metadata
Also known as:Clay lens in top of formation, south side of Chesapeake and Delaware canal at station 65+000
Database number:6123
Authorizer:M. Kosnik Enterer:M. Kosnik
Modifier:C. Visaggi Research group:marine invertebrate
Created:2000-01-28 12:25:38 Last modified:2004-03-11 16:25:07
Access level:the public Released:2000-11-20 13:53:29
Creative Commons license:CC BY
Reference information

Primary reference:

384. 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]