Elsing Green, Zones 14-16 (Miocene of the United States)

Where: King William County, Virginia (37.6° N, 77.1° W: paleocoordinates 37.8° N, 74.2° W)

• coordinate estimated from map

When: Calvert Beach Member (Calvert Formation), Serravallian (13.8 - 11.6 Ma)

• Zones 14-16A are regarded as Serravallian in age.

Environment/lithology: coastal; brown, green, silty claystone

• clay, olive-brown, silty; upper contact very burrowed

Size class: macrofossils

Preservation: original phosphate

Primary reference: L. W. Ward. 1992. Molluscan biostratigraphy of the Miocene Middle Atlantic Coastal Plain of North America. Virginia Museum of Natural History 2 [A. Miller/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 71629: authorized by Mark Uhen, entered by Mark Uhen on 02.05.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

Cymatogonia
  -
Bacillariophyceae
 Coscinodiscales - Heliopeltaceae
Actinoptychus virginicus Grunow 1883 diatom
 Rhaphoneidales - Rhaphoneidaceae
  -
Goniothecium rogersii Ehrenberg 1843 diatom