56 TIABIDJE. 



Var. subgranulosa, Nevill, Hand List, pt. 2, p. 299; Brot, 

 Conch.-Cab. ii, 1880, pi. 6, fig. 6 (as var. B). 



No other description given than that implied by the name. 

 Hob. Ceylon (Blanford). 



106. Paludomus (Philopotamis) erronea, Nevitt. 



Paludomus (Philopotamis) erronea, Nevill, Hand List, pt. 2, p. 300 ; 



H. & T., 0. I. pi. 108, fig. 7 (as P. parvd) [not of Layard]. 

 Paludomus phasianinus, Layard, A. M. N. II. 1855, p. 136 "[not of 



Reeve]. 



" The only ally, I know, of Paludomus erronea is P. nigricans 

 of which Mr. H. F. Blanford considers it a smooth variety ; the 

 above-quoted figure, however, shows the differences at a glance." 



Alt. 10-5, diam. 6-5 mm. 



Hab. Hackgalle [Hakgalla], Ceylon (Layard); Ceylon (Blan- 

 ford). 



107. Paludomus (Philopotamis) subdentata, Nevill. 



Paludomus (Philopotamis) suldentata, Nevill, Hand List, pt. 2, 

 p. 300. 



Original description'. Almost smooth, prettily longitudinally 

 striped, " flames " only slightly flexuous ; columella very broadly 

 excavated, alabaster white, subdentate at base ; spire truncate, 

 two whorls only remaining, the last one convexly swollen ; flames 

 are discernible within the aperture. 



Alt. 13-75, diam. 9'75 mm. 



Hab. Ceylon (type) (H. Nevill). 



108. Paludomus (Philopotamis) violacea (Layard). 



Paludomus (Philopotamis) violacea (Layard), P. Z. S. 1854, p. 92, 

 (as Tanalia) ; Brot, in Conch.-Cab. ii. 1880, p. 15, pi. 5, tigs. 3, 

 3 a, 3b. 



Original description : -Shell globose ; axis 6 lines, diam. 5 lines. 

 Spire very short, slightly exserted. Whorls rounded, ventricose, 

 spirally grooved with close-set, fine, minutely decussated stria3 (in 

 one variety the stria3 become ridges). Colour a dark bluish-brown, 

 almost amounting to black, with darkish brown patches appearing 

 in some specimens. Aperture deep violet inside ; columella 

 white, stained on the outside edge with dark brown. 



Hal>. A small mountain torrent in a dense forest between 

 Gillymalle and Pallabaddoola, towards Adam's Peak, Ceylon. 



