Posted: May 13 2011

 Arcidae of Florida - Comparison ligamental area, Help identifying six similar common Arks

(Note that Noetia ponderosa is not an Arcidae, but included since it is such a common Ark) [(Note: A. floridana is now A. secticostata (Reeve, 1844)]

Posted: Oct 16 2020 (some additional identification help):

Beach Arks 4.JPG
Beach Arks 17.JPG
Beach Arks 18.JPG