96 HELIX. 



more or less obsoletely with fulvous, with usually a chestnut band! 

 extending narrowly above and broadly below the periphery (some- 

 times absent) ; whorls 7, scarcely convex ; aperture subtrapezoidal, 

 lip simply thickened within, columella short, vertical, forming an 

 angle with the basal margin. Diam. 2'3 mill. 



Bermuda* 



Section MICROPHYSA, Albers, 1860. 

 H. PORTORICENSIS, Pfr. PL 19, figs. 11, 12. 



Perforate, thin, diaphanous, corneous, closely striated ; whorls 5 y 

 a little convex, suture deep, last whorl marked by several spiral 

 strise. Diam. 10 mill. 



Porto Rico, W. I. 



H. DESIDERATA, Pfr. PL 19, fig. 13. 



Perforate, thin, striulate, whitish (when living corneous or 

 hyaline ?), suture deep ; whorls 6, convex, subequal, the last should- 

 ered, much higher than wide, not descending in front, base convex. 



Diam. 4'3 mill. 



Haiti. 

 H. TURBINIFORMIS, Pfr. PL 19, fig. 14. 



Perforate, obliquely striulate, corneous white ; whorls 5, convex, 

 a little exserted. Diam. 7 mill. 



Cuba, Jamaica. 



H. subpyramidalis, Ads., is a synonym ; H. McNabiana, Chitty, 

 probably another. 



H. ANTHONIANA, Adams. PL 19, fig. 15. 



Perforate, somewhat solid, striulate, shining, whitish under a 

 deciduous fulvescent epidermis; whorls 6, convex, the last not 

 descending, base subplanulate. Diam. 10 mill. 



Jamaica. 

 H. VIRESCENS, Pfr. PL 22, figs. 51-53. 



Narrowly umbilicated, rather thin, slightly striulate, light 

 greenish yellow, suture impressed ; whorls 6, a little convex, the last 

 not descending, base somewhat flattened. Diam. 13*5 mill. 



Haiti. 

 H. TRANSLUCENS, Gundl. PL 22, figs. 54-56. 



Narrowly umbilicated, thin, striulate, translucent, yellowish 

 white ; whorls 62, slightly convex, slowly increasing, the last not 

 descending, base inflated. Diam. 7 mill. 



Eastern Cuba. 



