Bivalves

 

Turbonilla (Pyrgiscus) caroliniana, Holmes, 1859

also know as Turbonilla incisa -- Incised Turbonille

Jo O'Keefe Copyright 2009. Photos may be used for educational purposes only. Contact me with inquiries.

A - Turbonilla caroliniana Holotype [Bushra Hussaini photograph, American Museum of Natural History]
B - Turbonilla caroliniana from Sunset Beach, North Carolina [Jo O'Keefe] -- combination photo from www.jaxshells.org and Jo O'Keefe
   
Turbonilla caroliniana
Turbonilla caroliniana
Turbonilla (Pyrgiscus) caroliniana (or T. incisa), found in seaweed from Sunset Beach, NC, 07/16/08
Turbonilla caroliniana
Turbonilla incisa
Turbonilla (Pyrgiscus) caroliniana (or T. incisa), found in seaweed from Sunset Beach, NC, 07/16/08
 
Turbonilla incisa
The same two shells, 5.5 to 6.5 mm
 
On 07/19/08 I hastily photographed shells in pairs to determine which were Turbonilla caroliniana. Below are those identifications.
Turbonilla (Pyrgiscus) caroliniana
Turbonilla (Pyrgiscus) caroliniana
Turbonilla (Pyrgiscus) caroliniana top; possibly Terebra concava bottom
I am deeply indebted to Dr. Harry G. Lee of Jacksonville, Florida, for bringing this species to my attention and sharing its history.