16 PULMONATA. 



rather pointed ; whorls five, moderately convex, the penultimate 

 ones rather hroad, the last ovate, a little longer than the spire ; 

 aperture elongate, narrow, attenuated posteriorly, dilated ante- 

 riorly ; columella short, concave, acuminated ahove, twisted ; 

 peristome sharp, contracted in the middle, dilated forwards. 

 Length 37, breadth 13 mill. {Desk.} 



Achatina straminea. Desk, in Fer. Hist. ii. 1/2. n. .34. t. 123. 

 f. 11, 12. 



Pfr. Mon. Suppl. 507- 



Locality lmkno^vn. 



5. Oleacina attenuata. 



Shell oblong-fusifoi-m, slender, thin, smooth, very shining, 

 fulvous, marked with darker arcuate streaks ; spire elongate, 

 conic ; apex rather blunt ; suture slight, rather simple ; whorls 

 seven, rather fiat, the last fonning about three-fifths of the total 

 length, attenuated in front ; columella somewhat callous, slightly 

 arched and twisted, obliquely truncated at its base ; aperture 

 very narrow, oblong, acute above, dilated towards the left side 

 near the base ; peristome simple ; right margin sinuate. Length 

 31, breadth 11 mill. {Pfr.) 



Achatina attenuata, Pfr. in Proc. Zool. Soc. 1851, p. ; Ic. 



n. 43. Bid. t. 26. f. 10, 11 ; Mon. Suppl. 507. 



Hab. Central America. 



6. Ole.\cina oleacea. B.M. 



Shell subfusiform-oblong, thin, smooth, verj^ shining, greenish- 

 horny, pellucid ; spire conic, apex rather acute ; sutm-e somewhat 

 margined ; whorls seven to eight, shghtly convex, the last a little 

 exceeding the s])ire, somewhat attenuated at the base ; columella 

 short, arched, obliquely truncated above the base of the pointed- 

 oblong aperture, dilated towards the base; peristome sharp, 

 dextral margin dilated midway in front. Lon. 29, lat. 10 ; ap. 

 Ion. \5i, lat. 5 mill. 



Helix oleacea (Cochlicopa), Fer. Pr. 360 et Mits. ! 

 Achatina oleacea. Desk, in Enc. Me'th. ii. 11. n. 6; in Gu&. 

 Mag. 1831, t. 3 ; I. c. 172. n. 33. t. 123. f. 5, 6. 



Lam. ed. Desk, xxiii. 307. 



Orb. Moll. Cub. i. I(i5. t. 10. f. 15, 16. 



Pfr. Mon. Helic. ii. 280; Ic. n. 79. Bui. t. 38. f. 3, 4. 



Reeve, Conch. Icon. t. 14. f. 51. 

 Achatina fulgcns, Mus. Berol. olim. 

 Pohi)hemus"oleaceus, PJr. in Wiegm. Arch. 1839, i. 352. 



