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LYMNAANA. 
. viridis, Quoy, Voy. del’ Astr. v. 2. p, 204. pl. 58. f. 16-18. 
. Ziegleri, Pfeiffer, Moll. de ? Allemagne, p. 224. 
Genus III. PHYSA, Lamarck. 
. acuta, Draparnaud, Moll. p. 55. pl. 3. f.10, 11, 
. alba, Turton, Zool. Journ. v. 2. p. 363. pl. 13. f. 3. 
. aurea, Lea, Trans. Amer. Phil. Soc. v. 6. pl. 23. f. 106. 
. castanea, Lamarck, Enc. méth. p. 459. f. 1. 
a 
Lymnea castanea, Sowerby. 
. contorta, Michaud, Bull. Soc. Linn. Bordeaux, v. 3. p. 568. f. 15. 
Physa rivularis, Phillippi. 
. elliptica, Zea, Trans. Amer. Phil. Soc. v. 5. pl. 19. f. 83. 
. elongata, Say, Jou. A. N.S. Phil. v. 2. p. 171. 
. fontinalis, Draparnaud, Moll. pl. 3. p. 8, 9. 
Planorbis bulla, Miller ; Lymnea fontinalis, Sowerby ; 
Bulla rivalis, Dillwyn; Bulla fontinalis, Linneeus ; 
Bulimus fontinalis, Bruguiére ; Turbo adversus, Da Costa. 
. Georgiana, Quoy, Voy. de l’Astr. v. 2. pl. 58. f. 23, 24. 
. Guerinti, Afittre, Revue Zool. Cuv. Soc. 1841. p. 68. 
. gyrina, Say, Journ. A. N.S. Phil. v. 2. p. 171. 
. heterostropha, Say, Jown. A. N.S. Phil. v. 2. p.172. 
Bulla fontinalis, var., Gmelin; Bulla crassula, Dillwyn. 
. Ludoviciana, Mittve, Revue Zool. Cuv. Soc. 1841. p. 68. 
. Nove Hollandiz, Blainville, Malacologie, pl. 37. f. 3. 
. Peruviana, Gray, Spic. Zool. p. 5. pl. 6. f. 10. 
. Yivalis, (Zymnea), Sowerby, Genera of Shells, no. 7. 
Bulla rivalis, Dillwyn; Physa Peruviana, var., Gray. 
. subopaca, Lamarck, Anim. sans vert. v. 8. p. 401. 
. Tongana, Quoy, Voy. de l’Astr, v. 2. p. 206. pl. 58. f. 19, 20. 
. truncata, Ferussac, Desc. Egypt, Moll. pl. 2. f. 27. 
Lsidora Brocchi, Ehrenberg. 
Genus IV. ANCYLUS, Geoffroy. 
. capuloides, Jan, Porro. Malac. Com. p. 87. 
. concentricus, D’ Ordigny, Voy. Amer. mérid. pl. 42. f. 18-21, 
. culicoides, D’ Orbigny, Voy. Amer. mérid. pl. 42. f. 9-12. 
. fluviatilis, Miller, Sowerby, Genera of Shells. f. 1. 
Patella flwwiatilis, Gmelin; Patella lacustris, Dillwyn ; 
Patella cornea, Poiret. 
