5D 



PULMONATA. 



Glandina Algira, Beck, Index, 78. n. 19. 



Morelet, Journ. Conch. 1852, p. 38; 1853, p. . 

 Glanclina Poiretii, Beck, I. c. n. 20. 



Kiister, t. 11. f. 1, 2 ; t. 17. f. 22-24. 

 Hab. Littoral provinces of Austria ; Carniola ; Dalmatia ; Italy ; 

 Zante ; Morea ; Algeria. 



100. Oleacina dilatata. 



Shell ovate-conic, rather thin, closely costulate-striate, white 

 under the lutescent epidermis ; &\iive conic, obtuse ; suture white- 

 margined, finely crenulate ; whorls six to seven, rather level, the 

 last exceeding the spue ; columella strongly arched, abruptly 

 truncated ; apertiu-e in-egularly oval ; peristome simjjle, sharp, 

 margins united by a thin callus. Lon. 36, lat. 14 ; ap. Ion. 20, 

 lat. 9 mill. 



Achatina dilatata, Zgl. Mus. 



Pfr. Mon. Helic. ii. 289. 

 Achatina Poireti, Mich. Test. Alg. 9. t. 1. f. 19. 

 Achatina algua, Reeve, n. 43. t. 13. 

 GlancUna thlatata (Cionella), Alb. 198. 

 Achatina algha /3, Phil. Sicil. i. 141. 

 Achatina tinnida, Parr, in sched. 

 Cochlicopa algira, Phil. Sicil. ii. 1 15. 

 Polyphemus dilatatus, Jan. Catal. 4. 

 Pohi^hemus tumidus, Villa, Disp. Syst. 19. 

 Glandina thlatata, Beck, Index, 78. n. 18. 



K\\ster,t. 17. f. 19-21. 



Morelet, Journ. Conch. 1852, 38. 

 Helix rosea, var., Fer. Hist. t. 136. f. 6, 7 ? 

 Hab. Sicily. 



[The teeth of Achatina acicula, the type of what I had intended 

 for Section B. of this genus, as described by Mr. Thomson, 

 Ann. S)- Mag. N. H. 1851, iv. 92, appear to be hke other 

 Helicidce ; they must therefore be retained in that Family.] 



Fam. 4. ARIONID^. 



Foot dilated ; upper surface of the tip truncated and furnished 

 with a transverse lunate or an erect longitudinal gland. Jaw 

 horny, lunate. Teeth numerous, four-sided, in close cross 

 series. 



