172 HELIX. 



H. crassilabris Muhlf. and H. rutilans and H. coaduxata Ziegl. 

 are synonyms. 



Var. OVIRENSIS, Rossm. Fig. 34. 



Smaller, darker, with a more distinct peripheral band, very 

 slightly hispid. 



Carinthia ; Bergamo, Italy. 



Var. DOLOPIDA, Jan. 

 Narrowly umbilicated. 



Var. HETEROMORPHA, Westerl. 



Subcovered perforate, turbinate, striate ; whorls 7i, convex. 



Diam. 11 mill. 



Carinthia. 



#** 



H. BOURYI, de Morgan. PI. 38, figs. 36-38. 



Narrowly umbilicated, turbinate, smooth ; whorls 5-6, base a 

 little flattened ; peristome slightly reflected. Diam. 3 mill. 



Perak. 



The specimens were dead, and white ; the color when living is 

 uncertain. 



Subsection III. TRICHIA, Hartman. 1840. 

 European Species. 



H. HISPIDA, Linn. PL 38, figs. 39-42. 



Moderately umbilicated, corneous, scarcely shining, shortly his- 

 pid, whorls 5-6, slightly convex, narrow ; peristome patulous, white 

 or pink lipped within. Diam. 10 mill. 



Northern and Middle Europe ; Nova Scotia, Massachusetts (introd.) 



The synonymy includes H. sericea, C. Pfeiffer, H. hispidula, Jan, 

 H. glabella, C. Pfeiffer, H. Prevostiana, Risso. The shell varies in 

 height of spire, diameter, etc., and the coloring from whitish to red- 

 dish-brown, and these differences have been expressed in a number 

 of varietal names, asfusca, pallida, albina, conica, nitida, etc., and 

 the following : 



Var. HISPIDOSA, Mouss. 



Smaller, less depressed, basal margin of aperture well-curved, not 

 thickened. Diam. 6-7, alt. 4 mill. 



Central Europe, Transcaucasia. 



