North Lime Hill, Bed 7 (Ordovician of the United States)

Where: Washington County, Virginia (36.6° N, 82.2° W: paleocoordinates 30.4° S, 68.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Chazyan (470.0 - 457.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, gray, red limestone

• limestone, interbedded maroon and light gray, light gray more common.

Primary reference: C. S., J.r. Bartlett and H. W. Webb. 1971. Geology of the Bristol and Wallace quadrangles, Virginia. Virginia Division of Mineral Resources Report of Investigations 25:1-93 [J. Alroy/M. Sommers/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7095: authorized by John Alroy, entered by Mike Sommers on 25.04.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• brachs not i.d.'d.
Show authors, comments, and common names
Chlorophyceae
  - Receptaculitidae
Receptaculites sp.
Receptaculites sp. Defrance 1827
Brachiopoda
  -
Brachiopoda indet.
Brachiopoda indet. Cuvier 1805
Stenolaemata
 Cystoporata - Constellariidae
Constellaria sp.
Constellaria sp. Dana 1846
 Cystoporata - Ceramoporidae
? Scenellopora sp.
? Scenellopora sp. Ulrich 1882
 Cryptostomata - Rhinidictyidae
Stictopora sp., Pachydictya cf. senilis
Stictopora sp. Hall 1847
 Cryptostomata -
? Chazydictya sp.
 Rhabdomesida - Rhabdomesidae
Ottoseetaxis sp.
 Trepostomata -
Halloporina sp.
Halloporina sp. Astrova 1965
Deuteropoda
  -
Ostracoda indet.
Ostracoda indet. Latreille 1802 ostracod