Suwannee Limestone (unspecified localitoes) (Oligocene of the United States)

Where: Florida (29.3° N, 83.1° W: paleocoordinates 29.4° N, 76.8° W)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Suwannee Limestone Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• Data a composite of Suwannee Limestone localities in Florida.

• formation-level stratigraphic resolution

Environment/lithology: lithified, dolomitic, shelly/skeletal, white, yellow, cherty/siliceous limestone

• Geology not specified for Suwannee Limestone
• Lithologic data not specified for Suwannee Limestone. From FGS source: "The Suwannee Limestone, is a white to cream, fossiliferous, marine limestone. Dolomitized portions of the unit are gray, tan, light brown to moderate brown, dolostone with limited occurrences of fosiliferous (molds and casts) beds. Silicified limestone, in the form of chert, is common in Suwannee Limestone."

Size classes: macrofossils, microfossils

Preservation: cast, mold/impression

Reposited in the USNM

• Compilation of known taxa from Suwannee Limestone, 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 35013: authorized by Austin Hendy, entered by Austin Hendy on 24.10.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

• Complete checklist of echinoid taxa for Suwannee Limestone of Florida. From Florida GS source: "Fossils present in the Suwannee Limestone include mollusks, foraminifers, corals and echinoids."
Gastropoda
 Neogastropoda - Muricidae
Pterynotus (Pterynotus) propeposti2 Mansfield 1937 mustached bat
 Tonnoidea - Cassidae
Cassis flintensis1 Mansfield 1940 snail
Asteroidea
 Valvatida - Goniasteridae
Goniasteridae indet. Forbes 1841 sea star
Echinoidea
 Temnopleuroida -
Gagaria mossomi Cooke 1941 sea urchin
 Stomopneustoida - Stomechinidae
Phymotaxis sp. Lambert and ThiƩry 1914 sea urchin
 Spatangoida - Schizasteridae
Agassizia sp. Valenciennes 1846 heart urchin
Schizaster americanus heart urchin
 Spatangoida - Brissidae
Brissus sp. Gray 1825 heart urchin
 Cassiduloida - Cassidulidae
 Clypeasteroida - Clypeasteridae
Clypeaster rogersi Morton 1834 sand dollar
Clypeaster cotteaui Egozcue 1897 sand dollar