Comparative Anatomy of Selected Marine Bivalves from the Florida Keys, with Notes on Brazilian Congeners (Mollusca: Bivalvia)

ABSTRACT To broaden the anatomical knowledge of marine bivalves, detailed gross anatomical studies of 20 species from the Florida Keys are presented, representing 19 families: Solemya occidentalis Deshayes, 1857 (Solemyidae), Propeleda carpenteri (Dall, 1881) (Nuculanidae), Arcopsis adamsi (Dall, 1886) (Noetiidae), Limopsis aff. cristata Jeffreys, 1876 (Limopsidae), Brachidontes exustus (Linnaeus, 1758) (Mytilidae), Isognomon alatus (Gmelin, 1791) (Isognomonidae), Hyotissa mcgintyi (Harry, 1985) and H. hyotis (Linnaeus, 1758) (Gryphaeidae), Pinna carnea Gmelin, 1791 (Pinnidae), Spondylus americanus Hermann, 1781 (Spondylidae), Plicatula gibbosa Lamarck, 1801 (Plicatulidae), Anomia simplex d'Orbigny, 1853 (Anomiidae), Carditamera floridana Conrad, 1838 (Carditidae), Entodesma beana (d'Orbigny, 1853) (Lyonsiidae), Codakia orbicularis (Linnaeus, 1758) (Lucinidae), Chama macerophylla Gmelin, 1791 (Chamidae), Lamychaena hians (Gmelin, 1791) (Gastrochaenidae), Polymesoda floridana (Conrad, 1846) (Cyrenidae), La...