Station 2249a [Moore House Mbr, Yorktown Fm]: Late/Upper Pliocene, Virginia
collected by Harris 1890

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Thecostraca - Balanomorpha - Balanidae
Balanus sp. Da Costa 1778
Lingulata - Discinida - Disciniidae
Discinisca lugubris (Conrad 1834)
Bivalvia - Nuculida - Nuculidae
Nucula proxima Say 1820
recombined as Nucula (Nucula) proxima
Bivalvia - Nuculanida - Nuculanidae
Nuculana acuta (Conrad 1832)
Bivalvia - Pectinida - Plicatulidae
Plicatula marginata Say 1824
synonym of Plicatula gibbosa
Bivalvia - Ostreida - Ostreidae
Conradostrea sculpturata (Conrad 1840)
Bivalvia - Arcida - Glycymerididae
Costaglycymeris subovata (Say 1824)
Bivalvia - Arcida - Noetiidae
Noetia incile (Say 1824)
Bivalvia - Arcida - Arcidae
Striarca centernaria
Bivalvia - Lucinida - Lucinidae
Parvilucina crenulatus (Conrad 1840)
recombined as Parvilucina crenulata
Bivalvia - Pandorida - Pandoridae
Pandora crassidens Conrad 1838
recombined as Pandora (Clidiophora) crassidens
Bivalvia - Pholadida - Myidae
Sphenia dubia (Lea 1845)
Bivalvia - Cardiida - Lasaeidae
Aligena aequata (Conrad 1843)
Bivalvia - Cardiida - Chamidae
Chama congregata Conrad 1833
Bivalvia - Cardiida - Ungulinidae
Diplodonta leana
Bivalvia - Cardiida - Mactridae
Mulinia congesta (Conrad 1833)
"Spisula" modicella
Bivalvia - Cardiida - Veneridae
Gemma magna Dall 1903
SUBSPECIES: Gemma magna virginiana
Bivalvia - Cardiida - Tellinidae
Tellina sp. Linnaeus 1758
Bivalvia - Cardiida - Semelidae
Cumingia tellinoides (Conrad 1831)
Bivalvia - Carditida - Carditidae
Cyclocardia granulata (Say 1824)
Bivalvia - Carditida - Astartidae
Astarte coheni
Astarte concentrica Conrad 1834
Bivalvia - Carditida - Crassatellidae
Crassinella lunulata (Conrad 1834)
Gastropoda - Naticidae
Lunatia heros (Say 1822)
recombined as Euspira heros
Gastropoda - Vitrinellidae
Adeorbis sp. Wood 1848
Gastropoda - Neogastropoda - Marginellidae
Marginella limatula Conrad 1834
recombined as Prunum limatulum
Marginella bella
Marginella sp. Lamarck 1799
Gastropoda - Neogastropoda - Muricidae
Urosalpinx trossulus
Trophon tetricus (Conrad 1832)
recombined as Boreotrophon tetricus
Gastropoda - Neogastropoda - Cystiscidae
Granulina ovuliformis (d'Orbigny 1842)
Gastropoda - Neogastropoda - Olividae
Olivella sp. Swainson 1831
Gastropoda - Neogastropoda - Drilliidae
"Drillia" eburnea Conrad 1862
Gastropoda - Neogastropoda - Terebridae
Terebra sp. Bruguière 1789
Gastropoda - Neogastropoda - Conidae
Conus marylandicus Green 1830
Gastropoda - Neogastropoda - Melongenidae
Busycon maximus
Busycotypus incile
Gastropoda - Neogastropoda - Buccinidae
Ptychosalpinx tuomeyi
Gastropoda - Neogastropoda - Nassariidae
Nassarius sp. Duméril 1806
Gastropoda - Neogastropoda - Fasciolariidae
Peristernia filicata
Fusinus exilis Dall 1890
Gastropoda - Neogastropoda - Columbellidae
Mitrella communis (Conrad 1862)
recombined as Astyris communis
Mitrella sp. Risso 1826
Anachis cf. camax
Gastropoda - Cerithiopsidae
Seila adamsi (Lea 1845)
recombined as Seila adamsii
Gastropoda - Vermetidae
Serpulorbis granulifera
Gastropoda - Eulimidae
Strombiformis sp. da Costa 1778
Eulima sp. Risso 1826
Eulima (Liostraca) rectiuscula
Gastropoda - Epitoniidae
Epitonium sp. Bolten 1798
Gastropoda - Planaxidae
Fossarus lyra
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula spinosa Conrad 1843
synonym of Bostrycapulus aculeatus
Crucibulum constrictum (Conrad 1842)
recombined as Crucibulum (Dispotaea) constrictum
Crepidula fornicata (Linnaeus 1758)
Crepidula plana Say 1822
Gastropoda - Trochidae
Calliostoma sp. Swainson 1840
Gastropoda - Heterostropha - Architectonicidae
Architectonica nuperum (Conrad 1834)
recombined as Architectonica (Pseudotorinia) nupera
Gastropoda - Opisthobranchia - Cylichnidae
Acteocina candei (d'Orbigny 1841)
see common names

Geography
Country:United States State/province:Virginia County:York
Coordinates: 37.2° North, 76.5° West (view map)
Paleocoordinates:37.3° North, 75.8° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Neogene Epoch:Pliocene
Stage:Piacenzian 10 m.y. bin:Cenozoic 6
Key time interval:Late/Upper Pliocene
Age range of interval:3.60000 - 2.58000 m.y. ago
Stratigraphy
Formation:Yorktown Member:Moore House
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: Probably from the Moore House Mbr of the Yorktown Fm, which unconformably overlies regionally the Morgarts Beach and Rushmere Mbrs of the Yorkown Fm, and is unconformably overlain regionally by the Chowan River Fm. AGE: Late Pliocene according to Ward (1993). STRATIGRAPHIC POSITION: From unknown position within the Moore House Mbr.
Lithology and environment
Primary lithology:shelly/skeletal "siliciclastic"
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Very shelly bed. LITHIFICATION: Unknown.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Not stated in text, but appears to be relatively shallow shelf depths.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:UNSM
Collectors:Harris Collection dates:1890
Collection method comments: COLLECTOR: G.D. Harris, 1890. REPOSITORY: USNM.
Taxonomic list comments:COVERAGE: Not exhaustive (as commented by Ward 1993, p. 3), but includes fairly comprehensive lists of characteristic gastropods and bivalves. NOMENCLATURE: Lists compiled by R. Arnold, based on identifications by Harris, with nomenclature subsequently revised by Ward to a modern standard, with species-resolution assignments.
Metadata
Database number:78269
Authorizer:A. Hendy Enterer:A. Hendy
Research group:marine invertebrate
Created:2008-01-31 20:31:30 Last modified:2013-11-25 13:37:23
Access level:the public Released:2008-01-31 20:31:30
Creative Commons license:CC BY
Reference information

Primary reference:
26351. L. W. Ward. 1993. The G.D Harris 1890 manuscript on the stratigraphy of Miocene and Pliocene beds at Yorktown, Virginia. Paleontological Research Institute Special Publication 20:1-118 [A. Hendy/A. Hendy]