266 HELIX. 



H. ATKINSONI, Cox. PI. 37, figs. 89, 90. 



Broadly, perspectively umbilicated, thin, dull brown, with broad 

 rays, less marked below, with coarse, widely separated riblets,, 

 and finely striated interstices; whorls 5J, very slowly increasing, 

 rather flat above, convex below, umbilical periphery angulated. 



Diam. 8 mill. 



Tasmania, 

 See p. 24. 



H. KINGSTONENSIS, Cox. PL 37, figs. 91, 92. 



Broadly, deeply umbilicated, pale horny yellow, with fine raised 

 striae ; whorls 5, gradually increasing, suture deep, last whorl not 

 depresssed in front ; peristome margins joined by a rather thick 

 parietal callus. Diam. 2*7 mill. 



Tasmania. 



H. COSTULATA, Mollendorff. PL 63, figs. 66-68. 



Widely umbilicated, discoidal, with close, arcuate riblets, horny 

 fulvous ; whorls 4, somewhat convex, with deep suture, the last 

 whorl with acute carina, and angulate round the umbilicus. 



Diam. 4 mill. 



Corea. 



H. SEMIPLICATA, Pfr. (p. 44). 



Mr. Ancey cites this species as the type of a new group ATLAN- 



TICA. 



Unfigured species of Patula. 



H. MARGATENSIS, H. SPECTRA, H. OFFICERI, H. VEXANDA, all of 



Cox. Tasmania* 



H. IRREGULARIS, Mousson (unfigured). Viti Is. 



ANGUISPIRA, (p. 55). 



Mr. W. G. Binney, in his Second Supplement to the fifth volume 

 of the "Terrestrial Mollusks" etc. (Bull. Mus. Comp. Zool. XIII. 

 Dec. 1886), has treated H. Idahoensis, Cooperi, Hemphilli and 

 Haydeni as varieties of H. strigosa. (See also this work, pp. 55-57). 

 Mr. Binney has described and figured varieties Binneyi, NewwmMi, 

 multieostata, Gouldi, albofasciata and castanea of Hem ph ill, connect- 

 ing Idahoensis with strigosa', var. Utahensis,. Hemphill, of the 

 Cooperi form, and varieties Oquirrhensis, Gabbiana and Wasatchensis, 

 Hemphill, of the Haydeni-Hemphilli-strigosa series. In the strict 

 use of the term these are not varieties but merely selected specimens 



