Locality 408 (Little Cove Point Mbr, St Marys Fm) (Miocene of the United States)

Also known as Little Cove Point

Where: St Marys County, Maryland (38.3° N, 76.4° W: paleocoordinates 38.5° N, 74.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Little Cove Point Member (St Marys Formation), Late/Upper Miocene (11.6 - 5.3 Ma)

• Little Cove Point, Chesapeake Bay; Upper Miocene (Tortonian), Little Cove Point beds, St Marys Formation, Zones 21-23.

• bed-level stratigraphic resolution

Environment/lithology: estuary or bay; diatomaceous claystone

• Back-barrier and shallow inner-bay conditions, punctuated by open shelf (shelly sand) intervals

Size class: macrofossils

Collection methods: quarrying,

• Collected from bulk samples and individuals specimens. Collection of Zullo.

Primary reference: D. B. Kline. 1997. Systematics and biostratigraphy of Miocene Cirripedia of the Chesapeake Group; Maryland, North Carolina, and Virginia. Unpublished Masters thesis, University of North Carolina, Wilmington [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 51727: authorized by Austin Hendy, entered by Austin Hendy on 14.06.2005, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

• Exhaustive for Cirripdia. Not complete with respect to molluscan fauna. Type material is reposited in USNM, ANSP, and University of North Carolina, Wilmington.
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Bivalvia
 Hiatellida - Hiatellidae
Panopea goldfussii
Panopea goldfussii Wagner 1839 clam
 Cardiida - Mactridae
Spisula subcuneata, Mactrodesma subponderosa
Spisula subcuneata Conrad 1838 clam
Mactrodesma subponderosa d'Orbigny 1852 clam
 Cardiida - Veneridae
"Clementia inoceriformis" = Clementia (Clementia) inoceriformis, Mercenaria tetrica, Mercenaria cuneata, Dosinia acetabulum
"Clementia inoceriformis" = Clementia (Clementia) inoceriformis Wagner 1839 venus clam
Mercenaria tetrica Conrad 1838 quahog
Mercenaria cuneata Conrad 1869 quahog
Dosinia acetabulum Conrad 1832 venus clam
subspecies thori
 Cardiida - Tellinidae
Florimetis biplicata
Florimetis biplicata Conrad 1834 tellin clam
 Cardiida - Cardiidae
Chesacardium laqueatum
Chesacardium laqueatum Conrad 1830 cockle
subspecies eschelmani
 Lucinida - Lucinidae
Stewartia anodonta
Stewartia anodonta Say 1824 clam
 Arcida - Arcidae
Dallarca idonea
Dallarca idonea Conrad 1832 clam
 Pectinida - Pectinoidae
Chesapecten covepointensis
Chesapecten covepointensis Ward 1992 scallop
Gastropoda
 Cerithioidea - Turritellidae
"Turritella plebeia" = Mariacolpus plebeia, Turritella subvariabilis
"Turritella plebeia" = Mariacolpus plebeia Say 1824 turret shell
subspecies plebeia
Turritella subvariabilis d'Orbigny 1852 turret shell
subspecies bohaski
 Neogastropoda - Muricidae
Ecphora gardnerae, Urosalpinx subrusticus
Ecphora gardnerae Wilson 1987 murex snail
subspecies germonae
Urosalpinx subrusticus d'Orbigny 1852 murex snail
 Neogastropoda - Terebridae
"Terebra simplex" = Laevihastula simplex
"Terebra simplex" = Laevihastula simplex Conrad 1830 auger snail
 Sorbeoconcha - Perissityidae
Buccinofusus chesapeakensis, Busycon fusiforme, Busycotypus coronatum, Busycotypus rugosum, Nassarius (Tritiaria) peralta, Bulliopsis marylandica
Buccinofusus chesapeakensis Petuch 1988 true whelk
Busycotypus coronatum Conrad 1840 whelk
Busycotypus rugosum Conrad 1843 whelk
Nassarius (Tritiaria) peralta Conrad 1868 true whelk
Bulliopsis marylandica Conrad 1862 true whelk
Thecostraca
 Balanomorpha - Balanidae
Arossia sp., Arossia newmani, Arossia bohaska n. sp.
Arossia sp. Newman 1982 barnacle
Arossia newmani Zullo 1992 barnacle
Arossia bohaska n. sp. Kline 1997 barnacle