Pamunkey River (H76-64-3): Lutetian, Virginia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Scaphopoda - Gadilida - Gadilidae
Cadulus sp. Philippi 1844
2 specimens
Scaphopoda - Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758
2 specimens
Bivalvia
Bivalvia indet. Linnaeus 1758
10 specimens
misc. bivalves, 10 species, 1 specimen each.
Bivalvia - Lucinida - Lucinidae
Lucinidae indet. Fleming 1828
5 specimens
"Lucinid sp. A"
Lucina pomilia
211 specimens
? Myrtea cf. curta
16 specimens
originally entered as "? Myrtaea cf. curta"
Bivalvia - Pholadida - Corbulidae
Caryocorbula deusseni
31 specimens
Corbula subengonata Dall 1898
52 specimens
Anapteris regalis
97 specimens
Bivalvia - Cardiida - Tellinidae
Tellinidae indet. Blainville 1814
19 specimens
Tellinid
Bivalvia - Cardiida - Veneridae
Callista perovata (Conrad 1833)
286 specimens
Bivalvia - Cardiida - Mactridae
Spisula parilis Conrad 1833
41 specimens
Bivalvia - Carditida - Astartidae
Lirodiscus virginianus
1 specimen
Bivalvia - Carditida - Crassatellidae
Crassatella sp. Lamarck 1799
1 specimen
Bivalvia - Carditida - Carditidae
Venericardia sp. Lamarck 1801
2 specimens
Venericardia densata (Conrad 1845)
21 specimens
Bivalvia - Pectinida - Pectinidae
Eburneopecten cf. scintillatus (Conrad 1854)
6 specimens
originally entered as "Eburneopecten cf. scintillatus"
Chlamys wahtubbeana Dall 1898
3 specimens
Bivalvia - Pectinida - Plicatulidae
Plicatula sp. Lamarck 1801
1 specimen
Bivalvia - Pectinida - Anomiidae
Anomia sp. Linnaeus 1758
2 specimens
Bivalvia - Ostreida - Pteriidae
Pteria ? limula Conrad 1833
3 specimens
originally entered as "Pteria ? limula"
Bivalvia - Ostreida - Ostreidae
Cubitostrea sellaeformis (Conrad 1832)
191 specimens
Bivalvia - Arcida - Arcidae
Barbatia rhomboidella (Lea 1833)
12 specimens
Pachecoa sp. Harris 1919
6 specimens
sp. B
Pachecoa ellipsis
5 specimens
Pachecoa cf. decisa
39 specimens
originally entered as "Pachecoa cf. decisa"
Bivalvia - Arcida - Glycymerididae
Glycymeris idonea (Conrad 1865)
22 specimens
Bivalvia - Nuculida - Nuculidae
Nucula ovula Lea 1833
11 specimens
Bivalvia - Nuculanida - Nuculanidae
Orthoyoldia psammotaea (Dall 1898)
121 specimens
Saccella cf. catasarca
7 specimens
originally entered as "Saccella cf. catasarca"
Calorhadia semen (Lea 1883)
18 specimens
Calorhadia bella
122 specimens
Calorhadia opulenta
15 specimens
Nuculana coelatella
39 specimens
Gastropoda
Gastropoda indet. Cuvier 1795
10 specimens
misc. gastropods, 10 species, 1 specimen each.
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea aperta (Solander 1766)
42 specimens
Crepidula dumosa Conrad 1834
4 specimens
Gastropoda - Hipponicidae
Hipponix pygmaeus
4 specimens
Gastropoda - Xenophoridae
Xenophora sp. Fischer von Waldheim 1807
1 specimen
Gastropoda - Rostellariidae
Calyptraphorus velatus (Conrad 1833)
20 specimens
Gastropoda - Neogastropoda - Volutidae
Athleta cf. haleanus
2 specimens
"cf. ? haleanus" - originally entered as "Athleta cf. ? haleanus"
Athleta cf. petrosus (Conrad 1833)
1 specimen
originally entered as "Athleta cf. petrosus"
Gastropoda - Naticidae
Naticidae indet. Guilding 1834
16 specimens
"Naticid sp."
? Sinum sp. Röding 1798
1 specimen
originally entered as "? Sinum sp."
Gastropoda - Turritellidae
Turritella nasuta
16 specimens
Anthozoa
Anthozoa indet. Ehrenberg 1834
5 specimens
coral sp. B
see common names

Geography
Country:United States State/province:Virginia County:Hanover
Coordinates: 37.5° North, 76.8° West (view map)
Paleocoordinates:37.5° North, 64.7° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Paleogene Epoch: Eocene
Stage: Lutetian 10 m.y. bin: Cenozoic 2
*Period:Tertiary
Key time interval: Lutetian
Age range of interval: 47.8 - 41.2 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Nanjemoy
Local section:H76-64 Local bed:3
Stratigraphic resolution:bed
Stratigraphy comments: Upper Lisbon equivalent
Lithology and environment
Primary lithology:gray,green unlithified argillaceous,silty siltstone
Environment:offshore Tectonic setting:passive margin
Geology comments: "tough, gray-green clay-sand; very fossiliferous with shells becoming smaller and more scattered up section. upper contact transitional with overlying bed."
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection methods:bulk,mechanical,sieve,field collection
Reason for describing collection:paleoecologic analysis
Metadata
Also known as:H76-64
Database number:1446
Authorizer:T. Hansen Enterer:M. Sommers
Modifier:J. Alroy Research group:marine invertebrate
Created:1999-04-15 18:02:49 Last modified:2006-09-14 19:54:24
Access level:the public Released:2000-11-20 13:53:12
Creative Commons license:CC BY
Reference information

Primary reference:

42. 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]