HELIX. 4 9 



H. EUSTROPHES, A. D. Brown. 



Very widely umbilicated, solid, shining, with distant mere- 

 mental striae, reddish brown, with yellowish flames ; whorls 6, 

 plano-convex ; aperture violaceous. Diam. 30 mill. 



Solomon's Is. 

 II. VERONICA, Pfr. PL 5, fig. 98. 



Rather widely umbilicated, very minutely radiately striulate, 

 at the suture obsoletely spirally striate, pellucid, shining, green- 

 ish corneous ; whorls 3^, somewhat flattened, rapidty enlarging, 

 the last depressed, not descending in front, periphery rounded ; 

 aperture a little oblique, rounded lunate, margins approaching. 



Diam ' 1-2 miU - Solomon'* Is. 



Subsection TRICHODISCUS, Strebel and Pfeffer. 



H. CORDOVANA, Pfeiffer. PI. 5, figs 99-1. 



Widely umbilicated, thin, subgranulated and shortly pilose, 

 corneous, with two narrow chestnut bands above ; suture deep, 

 channeled ; whorls 4|, turgid, the last obsoletely sulcate above 

 the periphery ; margins of aperture approaching, expanded 



above. Diam, 12*3 mill. 



Cordova, State of Vera Cruz, Mexico. 



It is H. coactiliata, var. ,3, of Crosse and Fischer. 



H. COACTILIATA, Ferussac. PI. 5, fig. 2. 



Widely umbilicated, thin, very minutely granulate-striate, not 

 shining; light corneous, with 3 or 4 narrow chestnut bands; 

 whorls 4, convex, the last subdeflected in front ; aperture 

 obliquely subcircular, the margins almost contiguous. 



Diam. 11 mill. Nicaragua; Chiapa, Mexico; Venezuela. 



It is H. fasciata, N}^st ; H. Nystiana, Pfr. ; H. quinquestrigata, 

 Beck ; H. Parkeri, Tryon (H. Bridgesi, Tryon, not Newcomb). 



H. SUTURALTS, Pfr. PL 5, fig. 3. 



Widely umbilicated, thin, lightly, very minutely granulose 

 (pilose), brownish corneous; spire plane, subimmersed in the 

 middle; suture deep; whorls 4, very convex, the last descend- 

 ing in front ; aperture obliquely subcircular, margin of aperture 

 approaching. Diam. 10 mill. 



Honduras. 



H. coactiliata, var. ;', of Crosse and Fischer, is a synonym. 

 4 



