154 CTCLOPHORTD^. 



eight very close lines of ribbing; the wliole surface between this 

 ribbing is sharply and regularly striate, giving it rather a lace-like 

 appearance. 8pire conoid, apex high and papillate. Peristome 

 simple, quite circular, single. Operculum exposed in froiat close 

 to the margin of the aperture, multispiral, flat in front, thick 

 and shelly in appearance. Animal not observed. 



"Alt. U-U8 [2 mm.], major diam. 0-09 in. [2-25 mm. I." (Godwia- 

 Austen.) 



Hah. India : South Garo Hills, South Jaintia Hills, Assam 

 ( Godwin- Austen). 



Is stated to be very like 0. dcccavxnsc in the scul])ture aud 

 position of the operculum. 



221. Cyathopoma jawaiense, Godwin- Austen. 



t'l/athopoma jcncaiensi?, Godwiii-AusleiJ, J. A.8.B. xlv, part 2, 



J87t), p. 182, pi. 8 a, lig. 6. 

 Cyathopoma {Jerdoniu) jawaiense, Nevill, Hand List, i, 1878, p. 260. 

 Cyathopoma (Fseudojenlonia) jaivuiensc, Kobeit, Das Tierreicli, 



Lief. 16, 1902, p. 228. 



Oriijinal description : — " Shell narrowly umbilicated, turbinate, 

 covered with a dark umber epidermis. Whorls 4|, well rounded, 

 with four well raised longitudinal ribs on the last, three shewing 

 on the whorls above. Spire conical, apex papillate. Peristome 

 simple, lip thin ; aperture circular, the lirate ribbing extending u)) 

 to tlie peristome so as to give it on the exterior margin an 

 angular outline. Operculum pure white, situated close to the 

 margin of the aperture, deeply concave in front, many whorled, 

 with a small dark spot in the centre. 



"Alt. 0*07 [1'75 mm.], major diam. 0*06 in. [1*5 mm.]. 



" The animal has long pointed pale tentacles, with the eyes on 

 the upper outer basal margin. The labial ribbon is very similar 

 to that of Diplommatina, all the teeth being five-cuspid in the 

 usual arrangement 3-1-3, with the central rather broad." 

 {God-win- Austen.) 



Hah. India: Jawai, 'Ni\^?i'il\\\$, A^s,^m {Godwin- Austen). 



222. Cyathopoma nevilli, God win- Austen. 



Cyathu^wma nevilli, Godwin-Austen, J. A. S. B. .\lv, part 2, 1S7U, 



p. 182, pi. 8 A, tig. 5. 

 Cyathopoma {Pseudojerdonin) nevilli, Kobelt, Das Tierreich, Lief. 16, 



1902, p. 228. 



Ori(jiiial description : — " Shell elongately turbinate, very closely 

 umbilicated, coa ered with an olivaceous epidermis. "Whorls Og, 

 rounded with four well marked spiral ribs and one basal near the 

 umbilicus. Apex blunt. Aperture rounded, peristome simple, 

 continuous, very slightly thickened and reflected, operculum well 

 within the aperture, slightly concave, minutely multispiral, with 

 a large central plain area. 



