228 BATILLAEIA. 



ou the penultimate whorl ; the spiral threads, which are sunken 

 below the level of the longitudinal, are five in number on the 

 spire-whorls, and thirteen on the body- whorl ; the anterior half 

 of the latter and around the pillar is spirally lineate only, the 

 longitudinal threads not being continued over that part ; suture 

 cut in ; aperture broad, subijuadrate, abruptly contracted at the 

 entrance of the anterior canal ; outer margin thin ; dilated 

 anteriorly ; inner margin covered by a thin plate of enamel, 

 faintly ridged posteriorly ; columella slightly oblique, twisted ; 

 anterior canal short, oblique. 



Dimensions. — Length 14 mm.; breadth 6"5mm. ; length of 

 aperture 4'5 mm. 



Form, and Loe. — Pliocene : Wanganui, New Zealand. 



G. 9592. An example of the adult. Sir James Hector Cell. 



Cerithium, sp. 



70442. Cast of a large species of Cerithium, probably referable 

 to the subgenus Campanile ; from Kadina, South Australia. 



Presented by the Trustees of the Adelaide Museum. 



G. 9150. Cast of a species allied to C. Jlemingtonensis, in a 

 block of limestone ; from the Tertiary of Border Town, South 

 Australia. Presented by R. Litton, Esq. 



G. 9655. Impression of a tumid species, in which the whorls 

 are but slightly convex, and are ornamented by closely-set, small, 

 longitudinal ribs ; from the Tertiary of Crawford's Wells, Ooldea, 

 jSFullarbor Plains, South Australia. S. Y. L. Broivn Coll. 



Genus BATILLARIA, Benson. 



[Ann. Mag. Nat. Hist. vol. ix. 1842, p. 488.] 



Zampania, Gray, Syn. Brit. Mus. 1840, ed. 42, p. 148 (list name); 

 Proc. Zool. Soc. 1847, p. 153. 



Shell turriculate, not varicose ; canal straight, or but very 

 slightly turned ; columella arched; outer margin sinuous. 

 Type. — Cerithium zonule, Lamarck. 



