Skip to Main Content

Turritella perattenuata

Geological Range

Late Pliocene to Middle Pleistocene; Extinct.

Paleogeographic Distribution

Southern Florida.

Remarks

Original Description (from Heilprin, 1886, p. 88):

"Shell very slender, gradually tapering; whorls very numerous, doubly carinated, the carinae crenulated or beaded, the upper and lower about equally removed from the upper and basal margins of the whorls respectively, the upper carina frequently appearing double through the presence of a contiguous additional line; shoulder of the whorls prominent, with one or two elevated lines; the concave space between the carinae with two obsoletely crenulated lines, the upper of which is somewhat the more prominent. Aperture quadrangular.

Length of a restored specimen nearly five inches; greatest width, .6 inch.

Common in the banks of the Caloosahatchie below Fort Thompson."

Stratigraphic Occurrences

Middle Pleistocene
Bermont Formation (S. FL)
Early Pleistocene
Caloosahatchee Formation (S. FL)
Late Pliocene
Tamiami Formation (S. FL)
Tamiami Formation (Pinecrest Beds) (S. FL)
<i>Turritella perattenuata</i> from the Late Pliocene Tamiami Fm. (Pinecrest Beds) of Glades County, Florida (UF 181701).
Turritella perattenuata from the Late Pliocene Tamiami Fm. (Pinecrest Beds) of Glades County, Florida (UF 181701).
Specimen of <i>Turritella perattenuata</i> figured by Heilprin (1886, pl. 8, fig. 13); 5 in. in length.
Specimen of Turritella perattenuata figured by Heilprin (1886, pl. 8, fig. 13); 5 in. in length.
Middle Pleistocene Map
Middle Pleistocene Map
Early Pleistocene Map
Early Pleistocene Map
Late Pliocene Map
Late Pliocene Map