Sample# 17d - Upper Norfolk Mbr, Acredale Fm (Pleistocene of the United States)

Where: Virginia (36.8° N, 76.2° W: paleocoordinates 36.8° N, 76.2° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Norfolk Member (Acredale Formation), Late/Upper Pleistocene (0.1 - 0.0 Ma)

• Collection from 2.93 m above base of section, from 0.73 m thick sandstone. Upper part of Norfolk Mbr. Late Pleistocene in age, presumably from stage 5 (70-125,000 ybp).

• bed-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; unlithified, shelly/skeletal, gray, blue, silty sandstone

• "Open marine" in stratigraphic column; "transitional marine faunas" in text., transition zone/lower shoreface
• Silty sand, gray to blue-gray, fine to medium, serpulid worm-tube and bryozon encrusting bioherm, fossiliferous with in situ gastropods and pelecypods

Size class: macrofossils

Reposited in the UNSM

Collection methods: bulk,

• Collected by authors. Collections reside in the USNM

Primary reference: R. S. Spencer and L.D. Campbell. 1987. The fauna and paleoecology of the Late Pleistocene marine sediments of southeastern Virginia. Bulletins of American Paleontology 92(327):1-124 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 57702: authorized by Austin Hendy, entered by Austin Hendy on 19.12.2005, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

• Exhaustive and authoritative. Includes Foraminifera, Porifera, Coelenterata, Bryozoa, Annelida, in addition to Mollusca.
Foraminifera
 Buliminoidea - Buliminidae
Nodosariata
 Nodosariida - Nodosariidae
Lagena sp. Walker and Boys 1784
 Polymorphinida - Polymorphinidae
Globulina sp. d'Orbigny 1839
Globothalamea
 Rotaliida - Discorbidae
 Rotaliida - Nonionidae
Foraminifera
 Rotalioidea - Haynesinidae
 Rotalioidea - Elphidiidae
 Lituolida - Lituolidae
Textularia sp. Defrance 1824
 Globigerinoidea - Globigerinidae
Globigerina sp. d'Orbigny 1826
Tubothalamea
 Miliolida - Hauerinidae
Foraminifera
 Discorbacea - Eponididae
 Rotaliina - Bolivinidae
Bolivina sp. d'Orbigny 1839
 Rotaliacea - Rotaliidae
unclassified
  -
Porifera indet. Grant 1836
Demospongiae
 Clavulina - Clionaidae
Cliona sp. demosponge
Anthozoa
 Scleractinia - Rhizangiidae
Astrangia danae Agassiz 1850 stony coral
Gastropoda
 Epitonioidea - Epitoniidae
Epitonium humphreysii Kiener 1838 wentletrap
Epitonium angulatum Say 1831 wentletrap
Epitonium multistriatum Say 1826 wentletrap
"Epitonium rupicolum" = Epitonium rupicola Kurtz 1860 wentletrap
 Neotaenioglossa - Calyptraeidae
Crepidula plana Say 1822 slipper shell
Crepidula convexa Say 1822 slipper shell
 Cerithioidea - Cerithiidae
"Diastoma alternatum" = Bittiolum alternatum
"Diastoma alternatum" = Bittiolum alternatum Say 1822 cerith snail
 Neogastropoda - Columbellidae
"Anachis lafresnayi" = Cotonopsis (Cotonopsis) lafresnayi
"Anachis lafresnayi" = Cotonopsis (Cotonopsis) lafresnayi Fischer and Bernardi 1857 snail
 Neogastropoda - Melongenidae
"Busycon canaliculatum" = Busycotypus canaliculatus Linnaeus 1758 whelk
Busycon carica Gmelin 1792 whelk
Busycon contrarium Conrad 1840 whelk
 Neogastropoda - Cystiscidae
Granulina ovuliformis d'Orbigny 1842 snail
 Neogastropoda - Muricidae
Eupleura caudata Say 1822 murex snail
 Sorbeoconcha - Cerithiopsidae
"Cerithiopsis greeni" = Cerithiopsis greenii
"Cerithiopsis greeni" = Cerithiopsis greenii Adams 1839 snail
 Opisthobranchia - Cylichnidae
Acteocina canaliculata Say 1826 barrel-bubble
Bivalvia
 Arcida - Noetiidae
"Noetia (Eontia) ponderosa" = Eontia ponderosa
"Noetia (Eontia) ponderosa" = Eontia ponderosa Say 1822 clam
 Arcida - Arcidae
"Anadara transversa" = Anadara (Larkinia) transversa
"Anadara transversa" = Anadara (Larkinia) transversa Say 1822 ark
 Pectinida - Anomiidae
Anomia simplex d'Orbigny 1845 jingle
 Ostreida - Ostreidae
Crassostrea virginica Gmelin 1791 oyster
 Mytilida - Mytilidae
Ischadium recurvum Rafinesque 1820 mussel
Geukensia demissa Dilwyn 1817 mussel
 Lucinida - Lucinidae
Divalinga quadrisulcata d'Orbigny 1846 clam
 Pandorida - Pandoridae
"Pandora trilineata" = Pandora (Pandora) trilineata, "Pandora gouldiana" = Pandora (Pandora) gouldiana
"Pandora trilineata" = Pandora (Pandora) trilineata Say 1822 clam
"Pandora gouldiana" = Pandora (Pandora) gouldiana Say 1822 clam
 Pholadida - Pholadidae
Barnea truncata Say 1822 clam
 Pholadida - Corbulidae
"Corbula contracta" = Caryocorbula contracta
"Corbula contracta" = Caryocorbula contracta Say 1822 clam
 Cardiida - Kelliidae
 Cardiida - Veneridae
"Pitar morrhuana" = Pitar morrhuanus Dall 1902 venus clam
Mercenaria campechiensis Gmelin 1791 quahog
 Cardiida - Mactridae
Mulinia lateralis Say 1822 clam
 Cardiida - Tellinidae
"Tellina texana" = Angulus texanus
"Tellina texana" = Angulus texanus Dall 1900 tellin clam
 Cardiida - Semelidae
Cumingia tellinoides Conrad 1831 clam
 Solenida - Pharidae
Ensis directus Conrad 1844 clam
 Carditida - Crassatellidae
Crassinella lunulata Conrad 1834 clam
 Nuculida - Nuculidae
"Nucula proxima" = Nucula (Nucula) proxima
"Nucula proxima" = Nucula (Nucula) proxima Say 1820 Atlantic Nut Clam
Gymnolaemata
 Cheilostomata - Cryptosulidae
 Cheilostomata - Cribrilinidae
 Cheilostomata - Membraniporidae
Cupuladria biporosa Canu and Bassler 1923
Discoporella umbellata Defrance 1823
Subspecies: Discoporella umbellata depressa
 Cheilostomata - Electridae
 Cheilostomata - Hippoporidridae
 Cheilostomata - Microporellidae
 Cheilostomata - Schizoporellidae
Schizoporella errata, "Stephanosella cornuta" = Multiporina
"Stephanosella cornuta" = Multiporina
 Cheilostomata - Bitectiporidae
Polychaeta
 Spionida - Spionidae
Polydora sp. Bosk 1801
 Serpulimorpha -
Mammalia
 Cetacea -
Mysticeti indet. Cope 1891 whale