140 HELIX-HADRA. 



Var. LISMORENSIS Pilsbry. PL 40, figs. 13. 



Like the type in contour, but larger, with a fraction over 5 whorls ; 

 the color a uniform dark chestnut approaching black ; nearly luster- 

 less ; without bands ; lip bluish-white. 



Alt. 10, greater diam 15, lesser 13 mill. 



Lismore, Richmond River, N. S. Wales. 



A beautiful variety which I owe to the liberality of my valued 

 correspondent John Brazier. 



H. BELLENGERENSIS Cox. Unfigured. 



Shell deeply, rather narrowly umbilicated, turbinately depressed, 

 lenticular, thin, dark claret-brown, not shining; whorls 5?, coarsely 

 obliquely striated, very gradually increasing in size, last whorl 

 rather sharply keeled at the periphery and depressed in front ; base 

 convex ; aperture rotundately lunar ; last whorl suddenly contracted 

 behind an everted peristome, which is white and slightly -thickened ; 

 margins approaching ; anterior margin inserted below the carina ; 

 columellar margin only slightly dilated. (Ooa;.) 



Alt. 0'35, greater diam. 0'55, lesser 0*48 inch. 



Bellenger River, east coast of New South Wales. 



H. bellengerensis Cox, P. Z. S. 1871, p. 54. 



A simple, lenticular species, allied to H. leucocheilus Cox, from 

 which it differs in being more conical and more sharply keeled. 

 (Cox.) 



Compare H. leucocheilus var. lismorensis. 



H. YATALAENSIS Cox. PL 34, fig. 12, 13. 



Shell with a moderately large open umbilicus, depressedly orbi- 

 cular, rather solid, obsoletely striated, coarsely granular above, pale 

 chestnut below, ornamented around the umbilicus with a broad 

 chestnut ring; spire slightly raised; whorls 5 to 6, convex, gradu- 

 ally increasing in size, rounded at the periphery, obsoletely carinated ; 

 aperture Innately ovate, oblique ; peristome pink, narrow, slightly 

 thickened, expanded, and very slightly reflected in front at the 

 insertion ; columellar margin triangularly dilated, overhanging the 

 umbilicus. ( Cox.} 



Alt. 0-18, greater diam. 0'30, lesser 0'20 inch. 



Yatala River, Queensland, Australia. 



H. yatalaensis Cox, P. Z. S. 1873, p. 149, t. 16, f. 3a, 2b. 



Evidently very close to H. leucocheilus Cox. 



