USGS 17757: Early/Lower Campanian, Delaware
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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? Pleurocardia uniformis
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rare category | |||||||||
| Cardium (Trachycardium ?) uniformis Weller | ||||||||||
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Cephalopoda
- Ammonitida
- Baculitidae
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cf. Baculites minerensis
Russell and Landes 1937
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rare category | |||||||||
| Baculites cf. B. minerensis Landes | ||||||||||
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Gastropoda
- Turritellidae
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Turritella merchantvillensis
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rare category | |||||||||
| Turritella merchantvillensis Weller | ||||||||||
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Turritella quadrilira
Johnson 1898
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rare category | |||||||||
| Haustator quadrilira (Johnson) | ||||||||||
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Laxispira lumbricalis
Gabb 1877
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common category | |||||||||
| Laxispira lumbricalis Gabb | ||||||||||
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Gastropoda
- Aporrhaidae
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Graciliala sp.
Sohl 1960
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rare category | |||||||||
| Graciliala sp. | ||||||||||
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Graciliala johnsoni
Stephenson 1923
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common category | |||||||||
| Graciliala johnsoni (Stephenson) | ||||||||||
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Gastropoda
- Neogastropoda
- Fasciolariidae
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Bellifusus sp. n. sp.
Stephenson 1941
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rare category | |||||||||
| Bellifusus n. sp. (Owens et al) | ||||||||||
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Gastropoda
- Neogastropoda
- Paladmetidae
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Paladmete sp. n. sp.
Gardner 1916
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rare category | |||||||||
| Paladmete n. sp. (Owens et al) | ||||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Leionucula ? whitfieldi
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rare category | |||||||||
| Nucula whitfieldi Weller? | ||||||||||
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Bivalvia
- Pectinida
- Entoliidae
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Syncyclonema conradi
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rare category | |||||||||
| Syncyclonema conradi (Whitfield) | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Camptonectes bellisculptus
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rare category | |||||||||
| Camptonectes bellisculptus (Conrad) | ||||||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris sp.
Da Costa 1778
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rare category | |||||||||
| Glycymeris sp. | ||||||||||
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Bivalvia
- Arcida
- Arcidae
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Arca sp.
Linnaeus 1758
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rare category | |||||||||
| Arca sp. | ||||||||||
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Bivalvia
- Poromyida
- Poromyidae
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cf. Liopistha protexta
Conrad 1853
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rare category | |||||||||
| Liopistha cf. L. protexta (Conrad) | ||||||||||
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Cymella bella
|
? category | |||||||||
| Cymella bella Conrad | ||||||||||
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Bivalvia
- Pholadida
- Corbulidae
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Caestocorbula crassiplica
(Gabb 1860)
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rare category | |||||||||
| Caesticorbula crassiplica (Gabb) | ||||||||||
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Bivalvia
- Cardiida
- Arcticidae
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Veniella conradi
Morton 1833
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rare category | |||||||||
| Veniella conradi Weller non Conrad | ||||||||||
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Bivalvia
- Cardiida
- Cardiidae
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Granocardium (Criocardium) sp.
(Gabb 1869)
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rare category | |||||||||
| synonym of Trachycardium | ||||||||||
| Cardium (Criocardium) sp. | ||||||||||
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Granocardium (Granocardium) sp. n. sp.
(Gabb 1869)
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rare category | |||||||||
| synonym of Trachycardium | ||||||||||
| Cardium (Granocardium) n. sp. (Owens et al) | ||||||||||
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Bivalvia
- Cardiida
- Tellinidae
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Linearia magnoliensis
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rare category | |||||||||
| original and current combination Linearis | ||||||||||
| Linearia magnoliense Stephenson | ||||||||||
| 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,concretion |
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: | North side of Chesapeake and Delaware canal at station 53+200 | ||
| Database number: | 6122 | ||
| Authorizer: | M. Kosnik | Enterer: | M. Kosnik |
| Modifier: | C. Visaggi | Research group: | marine invertebrate |
| Created: | 2000-01-28 12:23:14 | 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] |