TIAR.V. 37 



regularibus, subobliquis, supenie in spiuis productis ; spinis longis, 

 tenuibus, ii-regiilaribiis, extortis ; lineis transversis, crebris, parvis, 

 subalternantibus ; anfrat-tu ultimo parvo, ad basiin liiieato ; aper- 

 tura elliptica, infenie ell'usa ; labro interne producto ; coJuiuella 

 parva, interne incrassata. 



Alt. 20, diam. 10 mm, 



JIab. Ceylon ; also occurs in the Pliilippines, Sumatra, etc. 



iXevill is his ' Hand List Moll, iu Ind. Mus., Calcutta,' p. 281, 

 gives the following varieties, all from the Andaman Islands. 



A^ir. roepstorffiana, JS^eciU. 



Long. 1S|, diatn. U^ mm. ; whorls 7. 



Very near M. lirot's pi. 28, iig. 10 A. [Philippines]. 



SubA'ar. brevispira, Aty///. 

 Long. 12|, diam. 6'| mm. 



Subvar. subscabra, Nevilh 



Long. 14.4, diam. 7f mm. A connecting link with Tiara (F.) 

 scahra, the spines being rather less developed. 



Subgenus MAINWARINGIA. 



Mainwarnujia, Nevill, Hand List, 1884, pt. 2, p. 280. 



Type, Melaala (Mainwariiu/ia) paJndomokh-a, Nevill ; Gangetie 

 Delta. 



linnfje. Gangetic Delta. 



Original description : — " apparently connecting Melaaicc 



and Paliulomiis, distinguished by the presence of rows of hairs or 

 bristles, especially noticeable on the body whorl, which is orna- 

 mented with broad revolving brown bands ; not umbilicate ; apex 

 remarkably acute, ' quasi styliform ' ; peristome acute, columella 

 thickened and excavatedly inflected. Operculum transparent, of 

 one substance throughout — that is, without any thickened process 

 for attachment — of very light horn-colour, without sculpture, 

 ovate, acuminate at one end, at the other rounded, and distinctly 

 terminally subspiral, with 2| whoi'ls, closely resembling Adams' 

 pi. 35, fig. 10 A-Jj, operculum of JL/drohia idine." 



63. Tiara (Maiiiwaringia) paludonioidea, Xevlll. 

 Tiara {Mainwariixjia) paludomoidea, Nevill, tom. cit. 



Original description: — [Shell] imperforate, conically produced, 

 spire turretedly acuminate, apex very acute, suture distinct; of a 

 rather yellowish, bright •• horn-colour,"' girt on the last whorl with 

 three distinct, broad, dark- brown bands, showing clearly within tha 

 aperture; spirally regularly striated, below the slight sabaugulation 



