Also known as H76-64
Where: Hanover County, Virginia (37.5° N, 76.8° W: paleocoordinates 37.5° N, 64.7° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Nanjemoy Formation, Lutetian (47.8 - 41.3 Ma)
• Upper Lisbon equivalent
• bed-level stratigraphic resolution
Environment/lithology: offshore; unlithified, gray, green, argillaceous, silty siltstone
Collection methods: bulk, mechanical, sieve,
Primary reference: T. A. Hansen. 1978. Ecological control of evolutionary rates in Paleocene - Eocene marine molluscs. Ph.D. Thesis, Yale University 1-310 [T. Hansen/M. Sommers/A. Clement]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 1446: authorized by Thor Hansen, entered by Mike Sommers on 15.04.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
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Gastropoda | |
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"Calyptraea aperta" = Calyptraea (Trochita) aperta, Crepidula dumosa
"Calyptraea aperta" = Calyptraea (Trochita) aperta Solander 1766 slipper shell
Crepidula dumosa Conrad 1834 slipper shell | |
Turritella nasuta turret shell | |
Calyptraphorus velatus Conrad 1833 snail | |
Athleta cf. haleanus, "Athleta cf. petrosus" = Athleta petrosa
"Athleta cf. petrosus" = Athleta petrosa Conrad 1833 volute originally entered as "Athleta cf. petrosus"
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Xenophora sp. Fischer von Waldheim 1807 carrier shell | |
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Hipponix pygmaeus hoof shell | |
Bivalvia | |
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Pachecoa ellipsis clam
Barbatia rhomboidella Lea 1833 clam | |
Glycymeris idonea Conrad 1865 clam | |
Plicatula sp. Lamarck 1801 scallop | |
Anomia sp. Linnaeus 1758 jingle | |
Eburneopecten cf. scintillatus Conrad 1854 scallop originally entered as "Eburneopecten cf. scintillatus"
Chlamys wahtubbeana Dall 1898 scallop | |
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Cubitostrea sellaeformis Conrad 1832 oyster | |
Lucina pomilia clam | |
"Corbula subengonata" = Cuneocorbula subengonata Dall 1898 clam
Anapteris regalis clam | |
Callista perovata Conrad 1833 venus clam | |
Spisula parilis Conrad 1833 clam | |
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Venericardia sp., "Venericardia densata" = Venericardia (Venericor) densata
Venericardia sp. Lamarck 1801 clam
"Venericardia densata" = Venericardia (Venericor) densata Conrad 1845 clam | |
Crassatella sp. Lamarck 1799 clam | |
"Nucula ovula" = Nucula (Nucula) ovula
"Nucula ovula" = Nucula (Nucula) ovula Lea 1833 nut clam | |
Nuculana coelatella, Calorhadia semen, Calorhadia bella, Calorhadia opulenta, Saccella cf. catasarca, Orthoyoldia psammotaea
Nuculana coelatella pointed nut clam
Calorhadia semen Lea 1883 pointed nut clam
Calorhadia bella pointed nut clam
Calorhadia opulenta pointed nut clam
Orthoyoldia psammotaea Dall 1898 pointed nut clam | |
Scaphopoda | |
Cadulus sp. Philippi 1844 tusk shell | |
Dentalium sp. Linnaeus 1758 tusk shell |