PI LA.. 99 



192. Pila layardi (Reeve). 



Pila layardi (Reeve), Con. Icon.. Ampul, sp. 27 ; H. & T., C. I. 



pi. li4, fig. 4. 

 Ampullaria globosa, Sw., var. layardi, Reeve, Nevill, Hand List, 



pt. 2, p. 3. 



Original description : Shell rather compressly globose, whorls 

 narrowly flatly impressed round the upper part, then rounded, 

 smooth, shining ; umbilicus small, contracted ; aperture ovate ; 

 whitish, covered with an olive horny epidermis. 



Alt. 48, diam. 44 mm. (taken from fig. in Con. Icon.). 



Hub. Colombo, Ceylon. 



Yar. virens, Lamarck, Hist. Anim. s. Vert, vi, 1822, p. 179, 

 Hab. ? ; Nevili, Hand List, pt. 2, p. 3. 



" carination at suture obsolete." 



Hab. Kollain (Beddome). 



193. Pila nux (Reeve). 



Pila nux (Reeve), Con. Icon., Ampul sp. 132 ; H. & T., C. I. 

 pi. 115, fig. 1. 



Original description : Shell oblong-conoid, solid, scarcely um- 

 bilicated, spire obtusely exserted, whorls convex, slanting and 

 obsoletely plicately wrinkled at the suture ; fulvous-chestnut ; 

 aperture ovate, rather small, columellar lip callously reflected. 



Alt. 3u, diam. 23 mm. (taken from fig. 132 a, pi. xxviii, in 

 Conch. Icon.). 



Hab. Bom Day. 



" A solid fulvous-chestnut shell of an oblong-conoid form, with 

 the columellar lip rather unusually callously reflected." 



194. Pila maura (Reeve). 



Pila maura (Reeve), Con. Icon., Ampul, sp. 57. 



Original description : Shell globose, narrowly umbilicated, spire 

 rather short, whorls a little flattened at the sutures, then rounded, 

 smooth ; dark olive ; aperture ovate, lip stained within with 

 purple-black. 



Alt. 45, diam. 41 mm. (taken from fig. in Conch. Icon.). 



Hab. Assam (Conch. Ind.). 



" Of a particularly globose form, the lip being characteristically 

 stained within with purple or chestnut-black." 



195. Pila theobaldi (Haiiley). 



Pila theobaldi (Hanley), H. & T., C. I. pi. 115, fig. 2 (as 



Ampullaria). 

 Ampullaria maura, Reeve, var. theobaldi, Hanley, Nevill, Cat. Moll., 



Fasc. E, p. 6. 



Figured as above, but not described, and as no specimen is 



H 2 



