468 COLUMNA. 



XII, Columiia Perry. 



T. perforata, lurrita, (an semper?) sinistrorsa; columella 

 calloso-incrassata , spiraiiter libere involuta , canalem usque ad 

 apicem perspicuum formans, basi truncata; apertura oblonga, 

 sinuosa; peristoma simpiex, acutum. 



Columna Perry Conchol. t. 51. Conf. Fer. in Journ. Phys. XX. 



p. 285. 



— Schumacher essai p. 188. 



— Schmidt mss. (Mus. Gothan.) et Moller 1832. Isis p. 129. 



— Beck index p. 76.' subgenus Achatinae. 



— Herrmafinsen ind, gen. Malacoz. I. p. 274. 



— Gray 1847. Proc. Zool. Soc. p. 171: g. Achatinanoruni. 



— Albers HeUc. p. 193: sect. Achatinae. 



— Shuttleworth in Bern. Mittheil. Aug. 1852. p. 208: 



sect. Spiraxeos. 

 Buccini, Helicis^ Bulimi, Lymnaeae. Achatinae sp. Auctt. 

 Species unica nunc huc relata ab Achatinis anomalis nec non 

 a Spiraxi canaii columellari pervio et columella calloso-torta, 

 Achatinellam in mentem vocante, adeo diversa, ut generi pro- 

 prio inter Achatineilam et Achatinam intermedio adscribenda 

 videatur. — Animal teste Gl. Rang ab Achatinis nullo modo 

 diversum. 



1. Columna flammea Martyn. (Coll. i. — Helix Listeri Bolt. 

 Mus. p. 108. N. 1393. Ed. sec. p. 76. — Col. marmorea Perry 

 Conch. t. 51. f. 7 et C. grisea Perry 1. c. f. 6 [detrita]. — 

 Achatina columna Mull., Pfr. Mon. II. p. 268. N. 74. c. synon. 

 — Reeve Achat. N. 38. t. M. — Desh. in F6r. hist. II. p.*168. 

 N. 29. t. 123. f. 9. 10. — Spiraxis Columna Shuttlew. in Bern. 

 Mittheii. 1852. p. 208.) 



Species e genere excludendae. 



Columna 



acicula Jan v. Achatina. maritima Spix v. Bul. calcareus. 



aciculoides Jan v. Achatina. miliaris Jan v. Achatina. 



buHmea Spix v. Bul. Spixii. obeliscus Vilia v. Bulimus. 



clavula Vilia v. Bul. Goodalhi. octogyrata Spix v. Bul. calcareus. 

 dentiens Villa v. Azeca pupiform. octona Jan v. Achatina. 



folliculus Jan v. Achatina. sylvatica Pfr. v. Bulimus. 

 lubrica Jan v. Achatina. 



