264 MELANIIDS. 



4V. Melania [Melanoides] nipouica. 



Melania iiiponica. Smith, Quart. Journ, Conch, I. Lake Biwa, 

 5 Biwa Lake, Japan j coll. R. Huugeiford, Esq. 



48. Melania [Melanoides] schomburgki. 



Melania schomburgki {Hanley), Eeeve, Icon, fig, 93, 1S59, Hab. 1 

 8 Cambodia ; ex c. A. Morelet, Esq. 



49. Melania [Melanoides] torquata. 



Melania torquata, ?>.(?. 5«scA, ^iJ. I, 1S45, Java ;—M. terehra, Benson, 

 1836, Sylhet \_not M. terehra. Lesson, 1830, or M, terehra, Busch, 

 1845]. 



10 Sylhet [types of M. terebra, Bs.] ; ex c. Asiatic Soc, Bengal, and 

 Colonel G. B. Mainwaring, 



50. Melania [Melanoides] asperata. 



Melania asperata, Lamarck, Hist. Anim. s. Vert. V, 1822, South America ? 



I consider Reeve's fig. 18, " M. circumstriata from Borneo," 

 as quite distinct and probably a form of If. herculceriy Gld. 



8 Near Manila ; coll. Baron F. von Richthofen. 



This appai'cntly constant dwai'f form more nearly resembles 

 M. Brot's pi. 9, fig. 4, M. iicrfeda, Mous., from Celebes, than 

 his pi. 8, fig. lA, typical M. asperata, — indeed, it may prove to bo 

 the former species. Long. 35, diam. 14; another 22, 10| mil. 



Living with it was the following subvariety distinguished by 

 its smooth appearance, having spiral, subobsolete sulcations on 

 the last whorl only. 



subvar. sublSBvigata. 



4 Near Manila ; coll. Baron F. von Richthofen. 



Thi'ee or four irregular ridges on the last two whorls. The 

 upper ones smooth [or nearly so]. 



Long. 50, diam. 22 mil. ; whorls 5|. 

 2 Pasanhan [Luzon] j coll. R. Hungerford, Esq. 



