13 



Sub\ fir. cochlidium, Lea. 



Mehinia cochlidium, Le<a, P. Z. S. 1850, p. 183 ; Reeve, Con. Icon, 

 tig. -IT; Nevill, Hand List, pt. ■>, p. i>24. 



Original description : — Testa la?vi, suhiilatn, .subcrassa, rui'o- 

 cornea ; spira elevata, aciiininala, ad apicem minute plicata; 

 suturis regu'.ai-iter impressis ; ant'ractibus tredecim, subrompressis, 

 anfractu ultimo supra angulato, inaguo ; apertura lateovata, parva, 

 ad basiin retusa, iiitus albida; columella regulariter incurva. 



Alt. 37'5, diam. 12-5 mm. 



Hah. Philippines ; Katchall, Xicobar Ishind?! {Koepstorff). 



Var. pirenoidea, Nevill, Hand List, pt. 2, p. 224. 



•'A remarkable, ' Pirena-like,' strongly decollate and massive 



form, " {Nevill.) 



Alt. 30, diam. 12 mm. 

 Hah. Xicobars. 



Subvar. perdecollata, Nevill, torn. cit. 



A smaller i'oriii, still more decollate, only two or three whorls 

 remaining. 



Bah. Xicobars. 



Var. plana, v. d. Basch, MS., Brot, Conch. -Cab. ii, pi. 21, 

 fig. 17 a. 



? Melanin gaudiosa, Hinds, Xevill, Hand List, pt. 2, p. 225. 



"The apical eight whorls are very prominently and regularly, 

 longitudinally ribbed and spirally striated ; last whorl, ot course, 

 smooth at base ; of uniform dark olive-green colouration."' 

 {Nevill.) 



Alt. 28-5, diam. 7-75 mm. 



Ifah. Great Xicobar. 



23. Tiara (Radina) fuscata (Bom). 



Tiara (Radina) fuscata (Born), Test. Vindob. 1780, p. 390 (as Helix) 

 [not of the Con. Indica"', and Test. .Alas. Ciesar. ^'iudob pi 16 

 tig. 17 ; Nevill, Hand List, pt. 2, p. 221. 



Original description : — Testa subulata, Isevis, transversim sub- 

 tilissime striata ; anfractus decern teretes ; a[)ertura ovata ; labrum 

 la3ve ; faux cinerea ; color e luteo fuscus. 



Alt. 48, diam. 15 mm. 



Hub. Xicobars. 



24. Tiara (Radina) zeleborii (Brut). 



Tiira (Radina) zeleborii (Brot), ^ 

 figs. 13, 14 ; Xevill, Hand List, j 



Original description : — Testa subulata, solida, f usco-nigra, polita ; 



Ti'tra (Radina) zeleborii (Brot), Mat. Melaniens, iii, p. 35, p], 2, 

 figs. 13, 14 ; Xevill, Hand List, pt. 2, p. 230. 



