A C H A T I N A 



Species 43. (Mus. Cuming.) 



AcHATlNA Algira. Acliat. testd acuminato-oblotigd, 

 tenui, pellucidd, epidermiie palUdi stramined, anfmc- 

 tibus sex ad septem, hngitndinaUter subrude tenuktria- 

 tis, coltmieUd arcnatd. 



The Algerine Achatina. Shell aeuminately oblong, 

 thin, transpai-ent, with a pale straw-coloured epider- 

 mis, whorls six to seven in number, longitudinally 

 rather rudely finely striated, columella arched. 



Deshayes, Expedition de Moree, p. 165. 

 Bul'mms Ali/inis, Bruguiere. 

 CockUcopa Foirdi, Ferussae. 

 Achatina Poireti, Eossmasler. 



Hab. Southern Europe and Algeria. 



This delicate and weU-knowu species inhabits the pro- 

 vinces of Austria and Italy, the Morea, some of the Islands 

 of the Mediterranean, and the Algerine district of North 

 Africa. 



Species 44. (Mus. Cuming.) 



Achatina cyanostoma. Achat, testd elontjato-turr'dd, 

 tenui, snbpellucidd, anfractibus novem ad decern, obscure 

 irregulariter tenuisiriatis, columelld angustd, arcuatd ; 

 albido-cornc'd, castaneo-fusco nitente hngitudinaliter 

 titicld, aperturcB fauce cmrulescente . 



The blue-mouth Achatina. Shell elongately turreted, 

 thin, semitransparent, whorls nine to ten in number, 

 obscm-ely ii-regularly finely striated, columella narrow, 

 arched ; whitish horn-colour, longitudinally stained 

 with shining chestnut-brown, interior of the aperture 

 bluish. 



RUPPELL, Pfeifi'er, Symbola;, vol. ii. f. 58. 



Kab. Abyssinia; Eiippell. 



The rich chestnut-brown colouring of this species resides 



only in a thin horny epidermal coating with which it is 



Species 45. (Mus. Cuming.) 



Achatina tukkis. Achat, testd oblongo-turritd, tenui- 

 culd, diaphand, anfractibus septem, longitndinaliter 

 creberrimii et tenuissime costidato-striatis, columelld 

 recta, abrnpte truncatd, aperturd pand ; pallide 



The tueeet Achatina. Shell oblong-tm-reted, rather 

 thin, diaphanous, whorls seven in number, longitu- 

 dinally very closely and finely rib-bke striated, colu- 

 mella straight, abruptly truncated, aperture small ; 

 pale flesh-colour. 



Pfeiffer, Symbols, vol. iii. f 91. 



Hab. . ? 



Distinguished from the following species, to which it is 



nearly allied, by its more elongated structure and smaller 



apertm-e, and more delicate striae. 



species 46. (Fig. o, Mus. Cumiuii 

 Mus. Dennison.) 



Fiic. b. 



Achatina rosea. Achat. cyUndraceo-oblongd, interdum 

 sitbfusiformi, anfractibus septem, ad suturas niargbiati^, 

 longitudinaliter creberrime costulato-striatis, striii in- 

 terstitiisquepunctato-indentatis, columelhi subprofundi 

 arcuatd et contortd, ubrupte truncatd ; stramined,vel, 

 rosed, vel pallide incarnato spadiced. 

 The rose Achatina. Shell cylindi-ically oblong, some- 

 times inclined to fusiform, whorls seven in number, 

 marginated at the sutures, longitudinally very closely 

 rib-like striated, striae and interstices indented with 

 punctures, columella rather deeply arched and twisted, 

 abruptly truncated ; straw-colour, or rose, or light 

 flesh-bay. 

 Gray, Annals of Philosophy, vol. ix. p. 414. 

 Cochlicopa rosea, Fe'russac. 

 Olandina rosea, Pfeiffer. 

 Hab. Central America (at the roots of trees) ; Cuming. 

 Honduras; Dyson. Vera Cruz, &c. 

 Distinguished from its congeners by the minute in- 

 dented punctures which characterize the surface of the 

 shell in aU its varieties. 



Species 47. (ilus. Cuming.) 



Achatina truncata. Achat, testd fusiformi-oblongd, 

 subangustd, anfractibus sex, longitudinaUier creberrime 

 plicato-cvsfulato-striatis, columelld arcuatd et contortd ; 

 cinerascente-rosaced, apertura fauce rosacea. 



The truncated Achatina. Shell fusiformly oblong, 

 rather narrow, whorls six in number, longitudinally 

 very closely plicately rib-like striated, columella arched 

 and twisted ; ashy-pink, interior of the aperture pink. 



March, 1849. 



