MCZ C. Jones Loc. 10 [St Mary's Fm] (Miocene of the United States)

Where: Essex County, Virginia (37.7° N, 76.8° W: paleocoordinates 37.8° N, 75.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Windmill Point Member (St Mary's Formation), Late/Upper Miocene (11.6 - 5.3 Ma)

• STRATIGRAPHIC RELATIONS: Probably from the Windmill Point Mbr of the St Mary's Fm, Chesapeake Group. AGE: Late Miocene (equivalent to Tortonian) according to Ward (1992). STRATIGRAPHIC POSITION: From base of cliff.

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, shelly/skeletal claystone

• ENVIRONMENT: Shallow-marine, restricted/sheltered, fine-grained siliciclastic environment.
• SPECIFIC LITHOLOGY: Very fossiliferous grey sticky clay. LITHIFICATION: Unlithified, based on observation of specimens.

Size class: macrofossils

Preservation: original aragonite

Collected by Jones; reposited in the MCZ

Collection methods: bulk, sieve,

• COLLECTOR: Carol Jones, ~1970's. REPOSITORY: MCZ, Harvard. FIDELITY: High ecologic fidelity.

Primary reference: A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 79752: authorized by Austin Hendy, entered by Austin Hendy on 22.03.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• TAXONOMY: Identified by A. Hendy; nomenclature based on revision of Glenn (1904), Ward (1992), and Petuch (2004).
unclassified
  -
Echinoidea
 Irregularia -
Clypeasteroida indet. Agassiz 1836 sand dollar
 Echinoida -
Echinoida indet. Troschel 1872 sea urchin
Bivalvia
 Nuculida - Nuculidae
Nucula taphria Dall 1898 nut clam
 Nuculanida - Yoldiidae
Yoldia laevis Say 1824 clam
 Nuculanida - Nuculanidae
Saccella concentrica pointed nut clam
 Solenida - Pharidae
Ensis directus Conrad 1844 clam
 Hiatellida - Hiatellidae
Hiatella arctica Linnaeus 1767 clam
 Cardiida - Mactridae
Mulinia congesta Conrad 1833 clam
 Cardiida - Veneridae
"Lirophora latilirata" = Lirophora (Lirophora) latilirata
"Lirophora latilirata" = Lirophora (Lirophora) latilirata Conrad 1841 venus clam
 Cardiida - Tellinidae
"Moerella sp." = Tellina (Moerella)
"Moerella sp." = Tellina (Moerella) Fischer 1887 tellin clam
 Pholadida - Corbulidae
"Caryocorbula inaequalis" = Corbula inaequalis
"Caryocorbula inaequalis" = Corbula inaequalis Say 1824 clam
 Pholadida - Teredinidae
Kuphus fistula Lea 1843 clam
 Pandorida - Pandoridae
 Arcida - Arcidae
Dallarca idonea Conrad 1832 clam
 Pectinida - Anomiidae
Anomia sp. Linnaeus 1758 jingle
 Pectinida - Pectinoidae
Chesapecten sp. Ward and Blackwelder 1975 scallop
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium attenuatum Say 1824 tusk shell
Gastropoda
 Neotaenioglossa - Calyptraeidae
"Crucibulum (Crucibulum) costatum" = Crucibulum (Dispotaea) costata Say 1820 slipper shell
Crepidula plana Say 1822 slipper shell
Crepidula fornicata Linnaeus 1758 slipper shell
 Cerithioidea - Turritellidae
Turritella subvariabilis d'Orbigny 1852 turret shell
"Turritella plebeia" = Mariacolpus plebeia Say 1824 turret shell
 Sorbeoconcha - Naticidae
Euspira heros Say 1822 moon snail
 Neogastropoda - Muricidae
Ecphora sp. Conrad 1843 murex snail
Urosalpinx rusticus Conrad 1839 murex snail
 Neogastropoda - Fasciolariidae
"Siphonalia marylandica" = Mariafusus marylandica
"Siphonalia marylandica" = Mariafusus marylandica Martin 1904 snail
 Neogastropoda - Nassariidae
Nassarius peralta Conrad 1868 snail
 Neogastropoda - Melongenidae
Cirripedia
  -
Malacostraca
 Decapoda -
Decapoda indet. Latreille 1802 decapod