Summary[edit] Description: English: Cyrtopleura/Barnea costata Linnaeus, 1758. Found in mud, about 50 cm deep. Fort Myers, Florida, USA. length 13 cm. Date: 19 February 2011. Source: Own work. Author: MerlinCharon.
Summary[edit] Description: English: Exhibit in the Joseph Allen Skinner Museum, South Hadley, Massachusetts, USA. Photography was permitted in the museum without restriction. Date: 9 June 2013, 14:43:01. Source: Own work. Author: Daderot.