112 HELICARION. 



H. MILLTGANI, Pfeiffer. PI. 26, figs. 11, 12. 



Imperforate, thin, smooth, very shining, olivaceous brown ; 

 whorls 3, rapidly enlarging; lip subinflected. 



Diam. 22*5, alt. 10'5 mill. 



Isl. in Macquarie Harbor, Tasmania. 



Pfeiffer includes this in Paryphanta, evidently erroneously. 



H. VIRENS, Pfr. PI. 39, figs. 69-71. 



Depressed subglobose, very slightly striate, somewhat shining, 

 greenish corneous ; whorls 3, rapidly enlarging, the last slightly 

 obliquely depressed, base narrowly membraneously margined ; 

 aperture oblique, Innately subcircular, lip thin, subinflected. 



Diam. 16, alt. 8 mill. 



Moreton Bay, Australia. 

 H. AQUILA, Cox. PI. 39, figs. 72, 73. 



Globosely depressed, but little shining, regularly and strongly 

 striated with lines of growth which are decussated by very fine 

 striae, yellowish opalescent, more opaque below ; spire raised 

 papilliform ; whorls 4, the last globose, suture broadly and 

 distinctly margined. Diam. 20, alt. 11-25 mill. 



Queensland, Australia. 

 H. HYALINUS, Pfr. PL 39, figs. 75, 76. 



Depressed globose, very thin, smooth, pellucid, greenish 

 hyaline ; whorls nearly 4, the last smooth towards the margined 

 suture, distantly radiately striated, rounded at the rather wide 

 base. Diam. 7, alt. 3-5 mill. 



Moreton Bay, Australia; on trees. 



H. INFLATUS, Reeve. PI. 39, fig. 74. 



Ovately ear-shaped, yellowish horny, but little shining, spire 

 small, scarcely emerged, whorls convex, inflated, thinly arcuately 

 striated ; aperture rather largely openly ovate. 



Sydney, New South Wales. 



The above is a copy of Reeve's description. No measure- 

 ments are given. 



H. SUPERBUS, Cox. (Unfigured). Queensland, Australia. 



H. CUMINGII, Beck. PL 39, fig. 77. 



Depressed globose, very thin, lightly striate, shining ; yellowish 

 white, with a chestnut line above the periphery, suture margined; 



