276 PLANAXIS. 



whitish, with dark zigzag lines and spots; whorls 82, the last much 

 expanded. Diam. 5 mill. 



Victoria, Australia. 

 F. PATULA, Adams & Angas. PI. 51, fig. 2, a. 



Widely umbilicated, with alternate larger and smaller tubercu- 

 lated spiral ribs, ribs simple on the base, umbilicus acutely carinate- 

 margined ; whitish, sparsely maculated with dark brown ; whorls 3, 

 convex ; outer lip ascending posteriorly. Length, 6 mill. 



Port Jackson, Australia. 



Appears to have the ornamentation, but not the form of the pre- 

 ceding species. 



TJnfigured Species. 



r. VARIA (Adeorbis), Hutton. Neiv Zealand. 



F. Legrandi, Petterd. Tasmania. 



F. variegata, a. Ad. Eastern Seas. 



Family PLANAXIDM 

 Subfamily Planaxin^. 

 -^ Genus PLANAXIS, Lam., 1822. 



P. SULCATUS, Born. PI. 52, figs. 22-27, 31, 32. 



Thick, spirally ribbed, with equal grooves, tessellated with white 

 and chocolate color, sometimes becoming irregular longitudinal stri- 

 gations, interior chocolate, ridges and columella white. 

 Length, 1 in. 



Sandwich Is., Australia, Philippines, Mauritius, South Africa. 



It is P. huccinoides, Desh., P. Menkeanus, Dunker, P.pyramidalis, 



Gmel., P. undulatus, Lam., and probably P. ohscurus, A. Ad. (fig. 



31.) 



I think that P. brevis, Quoy. (fig. 32), is the young of this species; 

 it is sparsely dotted with white. 



