USGS Loc. 24493 - Lone Star Cement pit [Yorktown Fm] (Pliocene of the United States)

Also known as Kier Loc. 4

Where: Isle of Wight County, Virginia (36.9° N, 76.6° W)

• Paleocoordinates: 37.4° N, 74.8° W (Wright 2013)

• outcrop-level geographic resolution

When: Yorktown Formation, Zanclean (5.3 - 3.6 Ma)

• STRATIGRAPHIC RELATIONS: From the Yorktown Formation. No other lithostratigraphic relationships are reported. AGE: Late Miocene in text; reassigned to Zanclean by enterer. STRATIGRAPHIC POSITION: 1-3 ft above lake level, 24 ft below top of section.

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, shelly/skeletal, green, silty sandstone

• SPECIFIC LITHOLOGY: Macrofossiliferous, aqua, silty sand. LITHIFICATION: Unlithified.

Size class: macrofossils

Collected by Blow, Blow in 1967; reposited in the USNM

Collection methods: surface (float), surface (in situ),

• COLLECTORS: W.C. Blow, R.V. Blow (1967). REPOSITORY: USNM (ex USGS).

Primary reference: P. M. Kier. 1972. Upper Miocene Echinoids from the Yorktown Formation of Virginia and their environmental significance. Smithsonian Contributions to Paleobiology 13 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155888: authorized by Austin Hendy, entered by Austin Hendy on 03.05.2014

Creative Commons license: CC0 (CC0)

Taxonomic list

• COVERAGE: Limited to echinoids, but presumably molluscs are also present. NOMENCLATURE: Authoritative publication, with moderately modern nomenclature, and species-resolution identifications.
Show authors, comments, and common names
Echinoidea
 Spatangoida - Loveniidae
Echinocardium orthonotum
Echinocardium orthonotum Conrad 1843 heart urchin
 Camarodonta - Echinidae
Psammechinus philanthopus