Marks Head Formation (FL) fauna (Miocene to of the United States)

Also known as Marks Head Formation fauna

Where: Florida (28.9° N, 82.5° W: paleocoordinates 29.1° N, 79.6° W)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Marks Head Formation (Hawthorn Group), Aquitanian to Aquitanian (23.0 - 5.3 Ma)

• Data a composite of Marks Head Formation localities in Florida.

• formation-level stratigraphic resolution

Environment/lithology: marine; lithified, phosphatic, argillaceous, sandy dolomite and sandy claystone

• Geology not specified for Marks Head Formation.
• Lithologic data not specified for Marks Head Formation.

•From another source: consists of interbedded sands, clays and dolostones throughout its extent. Carbonate beds are more common in Florda than in Georgia. Also defined as complexy interbedded shell limestone, clay, clayey sand and fine-grained sandstone. Carbonate is typically well-indurated to poorly consolidated dolostone, quartz sandy, phosphatic and clayey.

Size class: macrofossils

Collection methods: Compilation of known taxa from Marks Head Formation in Florida State. Comprises range on unspecified collecting techniques.

Primary reference: C. W. Oyen and R. W. Portell. 2001. Diversity patterns and biostratigraphy of Cenozoic echinodems from Florida. Palaeogeography, Palaeoclimatology, Palaeoecology 166:193-218 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 35024: authorized by Austin Hendy, entered by Austin Hendy on 25.10.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

• Complete checklist of echinoid taxa for Marks Head Formation of Florida.
Ophiuroidea indet. Gray 1840 brittle star