226 THE CEPIIALOPIIOKA. <§. 201. 



Family : Potamopuila. 

 Genera : Rissoa, Paludina, Ampullaria, Ceratodes, Valvata. 



SUB-ORDER V. PULMONATA. 



Family : Ampiiipneusta. 



Genus : Onchidium. 



Family : Lymnaeacea. 



Genera : Lymnaeus, PlaTwrbis, Amphipeplea, Physa. 



Family : Helicina. 



Genera : Helix, Caracolla, Succinea, Bulimus, Achatina, Clausilia. 



Family : Limacina. 



Genera : Limax, Arion, Testacella, Parmacella. 



Family : Aurictjlacea. 



Genus : Auricula. 



Family : Operculata. 



Genus: Cyclostoma. 



BIBLIOGRAPHY. 



Cuvier. Memoires pour servir a, I'Histoire et a I'Anatomie des Mollusques. 

 Paris 1817. A collection of monographs upon Clio, Hyalea, Pneuraoder- 

 mon, Tritonia, Doris, Scyllaea, Aeolis, Glaucus, Thetis, Phyllidia, Pleuro- 

 branchus, Aplysia, Bidlaea, Bulla, Limax, Helix, Dolabella, Testacella, 

 Parmacella, Onchidium, Lymnaeus, Planorbis, Phasianella, Janthhia, 

 Paludina, Turbo, Buccinum, Sigaretus, Haliotis, Fissurella, Emarginula, 

 Patella, Chiton, and Carinaria. Most of these appeared separately in the 

 Ann. du Museum d'llist. Naturelle. 



Meckel. Beitriige zur vergleichenden Ana.tomie. Bd. I. Hft. 1, 2, 

 Deutsches Archiv fiir die Physiologic, Bd. VIII. p. 190, and Archiv fiir 

 die Anatomic und Physiologic, 1826, p. 13, containing anatomical details 

 upon Thetis, Doris, Diphyllidia, &c. 



Wohnlich. De Hclice pomatia. Wirceburg, 1813. 



Leue. De Pleurobranchaea. Diss. Halae, 1813. 



Kosse. De Pteropodum ordine. Diss. Halae, 1813. 



Feider. De Haliotidum structura. Diss. Halae, 1814. 



Stiebel. Lyranaei stagnalis anatome. Diss. Getting. 1815. 



Deshayes. Anatomic du genre Dentale, in the Mem. de la Soc. d'Hist. 

 Nat. de Paris, II. 1825. 



Rang. Observations sur le genre Atlante. Ibid. III. 1827, p. 372. 

 An Abstract of both treatises may be found in the Isis. 1832, p. 462, 471. 



