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HELIX. . 168 



H. trilamellaris, Austen is a synonym, according to its author 

 (Jour. As. Soc. xlviii, 2). 



H. BRACHYPLECTA, Benson. PI. 35, figs. 76, 77, 82, 83. 



Dextral, widely umbilicated, with minute curved striae, obsoletely 

 decussated by very minute spiral stride, opaque, dull reddish chestnut, 

 the apex amber colored, lighter colored below; whorls 6, a little 

 convex, slowly increasing, the last rounded, and subangulated 

 above near the suture, descending in front; aperture somewhat 

 ear-shaped, purplish, the peristome a little expanded, brownish, the 

 remotely converging margins joined by a callus ; vertical laminae 

 two, with a short horizontal lamina, six palatal plicae. 



Diam. 22 mill. 



Moulmein, Burmah. 



H. FEDDENI, Blanford. PI. 35, figs. 84-87. 



Siuistral, very widely umbilicated, thin, whitish, irregularly 

 obliquely sculptured; whorls 6i-7, narrow, a little convex above, 

 the last much broader, the periphery and base rounded, abruptly 

 deflected in front; peristome somewhat thickened and expanded, 

 the margins joined by a rib, vertical laminae two connected above 

 and below by horizontal lamina?, with paralled free laminae above and 

 below these. Diam. 16 mill. 



Near Prome, India. 



H. SHIROIENSIS, Austen. P4. 35, fig. 90. 



Sinistral, openly umbilicated, thin, brownish, minutely striated ; 

 whorls 6, the last rounded, acutely compressed and descending at 

 the aperture ; peristome white, continuous, reflexed, vertical lamina 

 with a short horizontal support below, with a free lamella below 

 this, and a longer and shorter lamella above them, four horizontal 

 palatal teeth, with a double notched vertical tooth between the 

 third and fourth. Diam. 7*5 mill. 



Shiroifurar, N. E. of Munipur, India; alt. 8000-9000 ft. 



H. LEIOPHIS, Benson. PL 35, figs. 88,. 89. 



Sinistral, widely umbilicated, rather thin, with oblique, curved 

 rugose striae, decussated by a few spiral lines ; whitish, under a scaly 

 brownish horn-colored epidermis; whorls 5MH, narrow, the last 

 angulated above the periphery, deflected in front, base rounded; 

 palatal plica double, parietal horizontal laminae two additional to 

 the lower free one. Diam. 11-14 mill. 



Near Thyet-Mio. 



