Grahamstown (Devonian to of South Africa)

Where: South Africa (33.0° S, 26.0° E: paleocoordinates 73.7° S, 176.1° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Witpoort Formation (Witteberg Group), Frasnian to Frasnian (382.7 - 358.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: sandstone and carbonaceous shale

• The rocks from which the fossils were recovered have been interpreted as deposits of a coastal lagoon that recieved terrestrial, freshwater, and marine input.
• The sediments of Grahamstown comprise pale colored mature to supermature sandstones and darker submature sandstones, interbedded with subordinate black carbonaceous shales.

Size class: macrofossils

Preservation: adpression, permineralized, replaced with other

Collection methods: quarrying, mechanical,

Primary reference: N. Hiller and R. W. Gess. 1996. Marine algal remains from the Upper Devonian of South Africa. Review of Palaeobotany and Palynology 91:143-149 [W. Stein/N. Smith/N. Smith]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 23519: authorized by Bill Stein, entered by Nicole Smith on 16.07.2002, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chondrichthyes
  -
Plesioselachus macracanthus Anderson 1990 elasmobranch
 Antarctilamniformes - Antarctilamnidae
Antarctilamna ultima n. sp. Gess and Coates 2015 elasmobranch