44 TIARIDJE. 



in shape closely resembling the European Litorina obtusata\ only 

 two whorls, the others decollated in both young and old specimens ; 

 smooth, with a few irregular striae at suture; columella very 

 thick, pure white ; aperture somewhat compressed as in typical 

 P. labiosa [=petrosa~], not globosely expanded as in P. blanfordiana;. 

 in all the ten specimens found, only three instead of four bands v 

 the upper one exceedingly broad, covering nearly half the last 

 whorl, the middle one narrow, the basal one broad, but not diffused 

 over any part of the columella ; these bands are of the most intense 

 black within the aperture, even in very old, thick specimens ;. 

 epidermis unusually thick, dark olive-green, closely covered with 

 regular raised pustules of a lighter colour. 



Alt. 14-5, diam. 12 mm. 



Hob. Yaylaymaw and Mandalay. 



75. Paludomus stephanus (Benson). 



Paludomus stephanus (Benson), J. A. S. B. 1836, v, p. 747 (as 



Melanidj ; Reeve, Con. Icon., Palud. sp. 11. 

 Melania coronata, v. d. Busch, in Philippi, Abbild. N. Conch, i,. 



Mel, pi. 1, figs. 5, 6 ; H. & T., C. I. pi. 122, fig. 10. 



Original description: Testa ovato-conica, gradata, plerumque- 

 deinde truncata, globoso-ovata, olivacea, anfractibus obsolete 

 fasciatis, transverse sulcatis, superue plauulatis, spiris brevibus- 

 validis coronatis ; apertura albida subrotundata, superue fere- 

 augulata ; labro subdenticulato. 



Alt. 15'5, diam. 14*75 mm. (taken from fig. in Con. Icon.). 



A considerably larger shell is depicted in the ' Conchologia, 

 Indica,' of which the following are the dimensions : 



Alt. 1975, diam. 19'25 mm. 



Hob. Bengal. 



76. Paludomus reticulata, Blanford. 



Paludomus reticulata, Blanford, J. A. S. B. 1870, xxxix, pt. 2, p. 9, 

 pi. 3, fig. 1 ; H. & T., C. I. pi. 108, fig. 4. 



Original description : Testa imperforata, globosa, solida r 

 albida, epidermide i'usca induta, liris reticulati spiralibus et 

 verticalibus decussato-sculpta, lirarum intersectionibus riodiferis.. 

 Spira brevis ; apice eroso ; sutura prof imda. Anfr. superst. 

 2-3 convexi, ultiinus infra suturain tumidus. Apertura ovalis, 

 postice vix subangulata, parum obliqua, intus crerulescens ; 

 peristoma tenue, acutum fere rectum, ad basin vix retrocurvatum, 

 intus minute corrugatum, niargine basali expansiusculo ; colu- 

 mella mediocri. Operc. normale. 



Alt. 19, diam. maj. 17, diam. min. 13'5 mm. 



Aperture : alt. 13'5, diam. 10 ram. 



Hub. Cachar. 



