1068 MALAYSIAN LAND AND FRESHWATER MOLLUSCA, 



C. EXPANSUS, Pfr. (1) var. von Mollendortt; I.e. p. 309 ; G 

 jSTevill, Haadl. 1878, p. 269. 



Bukit Ponclok. 



C. Lowi, de Morgan, I.e. 1885, p. 69; von MoUendorff, I.e. 

 p. 309. 



Kinta Valley ; Patani. 



C. (Lagochilus 1) TOWNSENDi, Crosse, Jour. Conch. XXVII. 

 1879, pp. 200, 339, pi. 8, i. o = Lagocheilus, n.sp. G. Nevill, 

 Handl. 1878, p. 282 = CyclopJior us baylei, De Morgan, I.e. 1885, 

 p. 69 ^ LagocMlus toionsendi, von MoUendorff, I.e. p. 309. 



26. Leptopoma, Pfeiffer, Zeitschr. f. Malak. 1847, p. 47. 



A Gyelopliorus with a thin operculum. 



Leptopoma aspieans, Benson, von MoUendorff, I.e. \). 309. 



Bukit Pondok. 



27. ALYCiEUS, Gray, Proc. Zool. Soe. 1850. 



Shell conical or depressed, very deep sutures, last whorl much 

 swollen, constricted and twisted near the opening, which is round ; 

 peristome double, the outer plate reflected ; operculum thin, 

 circular, calcareous, with numerous whorls. 



ALYCiEUS GiBBOSULUS, Stol. Jour. As. Soc. Beng. XLI. 1872, 

 p. 268, pi. 10, fig. 14 ; Pfr. Mon. Pneumon. Suppl. III. p. 58. 



Penang. 



A. PERAKENSis, Crossc, Jour. Conch. XXVII. 1879, pp. 206, 

 339, pi. 12. fig. 7; von MoUendorff, Jour. As. Soc. Beng. LV. 

 1886. 



Bukit Pondok. 



Crosse compares this with A. jagori, Mart., from Java. It is, 

 however, well distinguished from this latter by its large size, 

 bright yellow colour, the smaller number of its whorls, and its 

 spiral sculpture (von MoUendorff). 



A. DiPLOCHiLUS, von MoUendorff, I.e. p. 310. 

 Bukit Pondok. 



