Silverdale Marl Quarry: Late/Upper Oligocene, North Carolina

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Calyptraea trochiformis
Richards 1943
Ecphoa quadricostata
Richards 1943
Leiostricus sp.
Richards 1943
Bivalvia - Mytilida - Mytilidae
Mytilus conradinus d'Orbigny 1852
Richards 1943
Bivalvia - Ostreida - Ostreidae
Ostrea georgiana Conrad 1834
Richards 1943
Bivalvia - Pectinida - Plicatulidae
Plicatula densata Conrad 1843
Richards 1943
Bivalvia - Pectinida - Anomiidae
Anomia ruffini Conrad 1843
Anomia onslowensis n. sp. Richards 1943
Richards 1943
Bivalvia - Pectinida - Pectinidae
Dimarzipecten crocus (Ward 1992)
Pecten elixatus Conrad 1846
Richards 1943
Pecten trentensis Harris 1919
Richards 1943
recombined as Rebeccapecten trentensis
Rebeccapecten berryae Ward 1992
Bivalvia - Arcida - Glycymerididae
Glycymeris anteparilis Kellum 1926
Richards 1943
Bivalvia - Arcida - Arcidae
Cunearca silverdalensis (Kellum 1926)
Anomalocardia floridana (Conrad 1846)
recombined as Anadara (Sectiarca) floridana
Arca silverdalensis Kellum 1926
Richards 1943
Bivalvia - Carditida - Carditidae
Cyclocardia trentensis Ward 1992
Venericardia granulata Say 1824
Richards 1943
recombined as Cyclocardia granulata
Venericardia nodifera Kellum 1926
Bivalvia - Carditida - Astartidae
Astarte onslowensis Kellum 1926
Astarte claytonrayi Ward 1992
Bivalvia - Carditida - Crassatellidae
Crassatellites mississippiensis (Conrad 1848)
Richards 1943
recombined as Crassatella (Crassatella) mississippiensis
subspecies silverdalensis
Bivalvia - Cardiida - Cardiidae
Cardium midyetti n. sp. Richards 1943
Richards 1943
Dinocardium taphrium (Dall 1900)
Bivalvia - Cardiida - Donacidae
Donax idoneus Conrad 1872
Bivalvia - Cardiida - Veneridae
Antigona lamellacea (Kellum 1926)
Richards 1943
Mercenaria capax (Conrad 1843)
Venus erecta Kellum 1926
Richards 1943
recombined as Mercenaria erecta
Venus gardnerae Kellum 1926
Richards 1943
recombined as Mercenaria gardnerae
Chione spada (Dall 1903)
original and current combination Chione (Chamelea) spada
Macrocallista acuminata Dall 1903
recombined as Macrocallista (Macrocallista) acuminata
Macrocallista tia Kellum 1926
Richards 1943
Gemma magna Dall 1903
Richards 1943
n. subspecies striata
Callista neusensis (Harris 1919)
Richards 1943
original and current combination Meretrix neusensis
Bivalvia - Cardiida - Ungulinidae
Diplodonta alta Dall 1890
Richards 1943
recombined as Diplodonta (Diplodonta) alta
Bivalvia - Pholadida - Corbulidae
Bicorbula idonea (Conrad 1833)
Corbula idonea Conrad 1833
Richards 1943
recombined as Bicorbula idonea
Corbula burnsi Dall 1937
Richards 1943
Bivalvia - Lucinida - Lucinidae
Stewartia anodonta (Say 1824)
Phacoides nocariensis Kellum 1926
Richards 1943
Phacoides silicatus Mansfield 1937
Richards 1943
Gastropoda - Neotaenioglossa - Calyptraeidae
Crucibulum constrictum (Conrad 1842)
Richards 1943
recombined as Crucibulum (Dispotaea) constrictum
Crepidula fornicata (Linnaeus 1758)
Richards 1943
Crepidula plana Say 1822
Richards 1943
Gastropoda - Neogastropoda - Muricidae
Eupleura harbisoni n. sp. Richards 1943
Richards 1943
Rapana vaughani Mansfield 1937
Richards 1943
Tritonopsis gilletti (Richards 1943)
Rapana gilletti n. sp. Richards 1943
Richards 1943
recombined as Tritonopsis gilletti
Tritonopsis biconica (Dall 1915)
Ecphora tampaensis (Dall 1890)
Coralliophila cumberlandia
Richards 1943
Murex kellumi n. sp. Richards 1943
Richards 1943
Murex davisi n. sp. Richards 1943
Richards 1943
Typhis siphonifera Dall 1915
recombined as Siphonochelus (Pilsbrytyphis) siphonifera
Gastropoda - Neogastropoda - Volutidae
Scaphella stromboidella Kellum 1926
Richards 1943
Lyria carolinensis Kellum 1926
Richards 1943
Gastropoda - Neogastropoda - Olividae
Oliva posti Dall 1915
Richards 1943
recombined as Oliva (Oliva) posti
Olivella gardnerae n. sp. Richards 1943
Richards 1943
Gastropoda - Neogastropoda - Conidae
Conus postalveatus Kellum 1926
Richards 1943
Gastropoda - Neogastropoda - Terebridae
Terebra whitfieldi
Richards 1943
Gastropoda - Neogastropoda - Melongenidae
Busycon spiniger Conrad 1865
subspecies onslowensis
Busycon spiniger Conrad 1865
Richards 1943
subspecies onslowensis
Gastropoda - Neogastropoda - Fasciolariidae
Siphonalia migrans (Conrad 1843)
Richards 1943
recombined as Mariafusus migrans
Fusinus trentensis n. sp. Richards 1943
Richards 1943
Fusinus hoffmani Ward 1992
Gastropoda - Naticidae
Polinices judsoni (Maury 1910)
Richards 1943
original and current combination Natica judsoni
Polinices hemicrypta (Gabb 1860)
Richards 1943
recombined as Lunatia hemicrypta
Sinum imperforatum Dall 1915
Polinices duplicata (Say 1822)
Richards 1943
recombined as Neverita duplicatus
Gastropoda - Turritellidae
Turritella fuerta Kellum 1926
Richards 1943
Turritella tampae Heilprin 1887
Gastropoda - Potamididae
Potamides silverdalensis n. sp. Richards 1943
Richards 1943
Gastropoda - Lepetellida - Fissurellidae
Diadora chipolana
Richards 1943
original and current combination Diodora
n. var. caroliniana
see common names

Geography
Country:United States State/province:North Carolina County:Onslow
Coordinates: 34.8° North, 77.2° West (view map)
Paleocoordinates:34.8° North, 71.7° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Oligocene
Stage:Chattian 10 m.y. bin:Cenozoic 4
Key time interval:Late/Upper Oligocene Foram zone: N3
Age range of interval:28.40000 - 23.03000 m.y. ago
Stratigraphy
Formation:Belgrade Member:Haywood Landing
Stratigraphic resolution:member
Stratigraphy comments: JA: said to be early Miocene, but the Haywood Landing Member belongs to planktonic foram zone N3, which is late Oligocene (Rossbach and Carter 1991)
Lithology and environment
Primary lithology:shelly/skeletal,yellow poorly lithified calcareous sandstone
Includes fossils?Y
Environment:coastal indet.
Taphonomy
Modes of preservation:body,original aragonite,original calcite
Degree of concentration:concentrated
Size of fossils:macrofossils
Preservation of anatomical detail:good
Fragmentation:occasional
Collection methods and comments
Collection methods:bulk,sieve,field collection
Reason for describing collection:general faunal/floral analysis
Museum repositories:AMNH
Collection method comments: COLLECTOR: Unknown collector. REPOSITORY: AMNH (AMNH Loc. 1059)
Taxonomic list comments:TAXONOMY: Identified by A. Hendy; nomenclature based on revision of Kellum (1926) [PBDB Ref# 11173].
Metadata
Also known as:Gillette marl pits
Database number:71652
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:marine invertebrate
Created:2007-05-02 12:45:48 Last modified:2019-10-11 16:50:32
Access level:the public Released:2007-05-02 12:45:48
Creative Commons license:CC BY
Reference information

Primary reference:

16985. L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy]

Secondary references:

70457 H. G. Richards. 1943. Additions to the Fauna of the Trent Marl of North Carolina. Journal of Paleontology 17(5):518-526 [M. Uhen/M. Uhen]