MCZ C. Jones Loc. 9 [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 high-water level in river section.

• bed-level stratigraphic resolution

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

• ENVIRONMENT: Shallow-marine, restricted/sheltered, fine-grained siliciclastic environment.
• SPECIFIC LITHOLOGY: Shelly pocket in sticky grey 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 Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions.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 79751: 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).
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
Gastropoda
 Neotaenioglossa - Calyptraeidae
"Crucibulum (Crucibulum) costatum" = Crucibulum (Dispotaea) costata
"Crucibulum (Crucibulum) costatum" = Crucibulum (Dispotaea) costata Say 1820 slipper shell
 Sorbeoconcha - Naticidae
Euspira heros Say 1822 moon snail
Bivalvia
 Nuculanida - Nuculanidae
Saccella concentrica pointed nut clam
 Nuculida - Nuculidae
Nucula taphria Dall 1898 nut clam
 Hiatellida - Hiatellidae
Hiatella arctica Linnaeus 1767 clam
 Solenida - Pharidae
Ensis directus Conrad 1844 clam
 Pholadida - Corbulidae
"Caryocorbula inaequalis" = Corbula inaequalis
"Caryocorbula inaequalis" = Corbula inaequalis Say 1824 clam
 Cardiida - Mactridae
Mulinia congesta Conrad 1833 clam
 Cardiida - Tellinidae
"Moerella sp." = Tellina (Moerella)
"Moerella sp." = Tellina (Moerella) Fischer 1887 tellin clam
 Arcida - Arcidae
Dallarca idonea Conrad 1832 clam
Cirripedia
  -