— 12 — 



Achatiua sect. ^. Schum. 1817. Ess. p. 202. 



= Stylina Fleming. 

 Achatlna subgenus Beck. 1837. Ind. p. 75. 



Subgenus Achatinae secundum. Typus : Achatina pur- 



purea Gmel. 

 Synon. Bulla (spec.) Linn. Chemn. Gmel. Dilhv. 

 Achatinus Montf. 



Cochlitoma (sect. AcKatinae) Ferussac. Rang. 

 Achatina (sect. A. macrostomae) Menke. 

 Achatinae Ferlssac 1819. Hist. * 



Altera subgens Cochlitomae. Typus: Achatina fulva 



Brug. 

 Pariter R^ng 1829. Man. p. 166. 

 = Achatina subg. Beck. 

 Achatinae Swains. 1840. 3Ialac. p. 170. 334. 



Subfamilia Helicidarum. Genera : Clausilia, Bulimus, 

 Achatina, Cyclostoma, Helicina. 

 ~ Bulimida Beck «t Cyclostomidae Gray. 

 Arliatlnella Swaikson 1828. Brand journ. Apr. *, 1831. 

 Zool. Illustr. 2dser.* et 1840. Malac. p. 172.336. 

 Etym. Achatina. 



Subgenus Achatinae, melius Bulimis subjungendum? 

 Adoptat Pfhffer 1845. Proc. Zool. Soc. Aug. p. 89 



et 1846. Zeitschr. f. Malak. p. 5. 

 Synon. Turbo (spec.) Chemn, 

 Monodonta (spec.) Lamck. 

 Helicteres Ferussac. Rang. Beck. 

 Achatina (spec.) Gray. 

 Bulimus (spec.) Pfr. Symb. I et II. 



Achatinns Mo.ntfort 1810. Conch. syst. II. p. 418. 

 Etym. Achatina. 



Ab Achatina separatum genus, exclusis Liguis e( 

 Polyphemis. 

 = Achatina subg. Beck. 

 Aclteloi!!! MoM-FORT 1808. Conch. syst. I. p. 358. 

 Elym. a privat.; ir^w^^y^ scindo. 



