362 ODOSTOMIA. 



0. BULIMOIDES, Souverbie. PI. 79, fig. 69. 



Rather solid, corneous white, longitudinally subobliquely 

 striated ; whorls 9, slightly convex, with impressed suture ; 

 plait distinct. Length, 6 mill. 



New Caledonia. 

 0. PUP.EFORMIS, Souverbie. PI. 79, figs. G5, 66. 



White, longitudinally costate, the equal interstices spirally 

 impressed striate ; whorls 9, slightly convex, suture rather deep ; 

 columella strongly plicate. Length, 5*5 mill. 



New Caledonia ; New South Wales. 



0. Kreffti, Angas (fig. 66), is a synonym. 



0. L^EVIS, Angas. PI. 79, fig. 67. 



Thin, subdiaphanous, shining, white; whorls 7, a little 

 rounded, suture channeled ; fold strongly developed. 



Length, 7 mill. 



Port Jackson, Australia. 

 0. ANGASI, Tryon. PI. 79, fig. 68. 



Rather thin, smooth, shining, white ; whorls 6, flattened, 

 suture impressed ; columellar fold strong. Length, 6 mill. 



Port Jackson, Australia. 

 Described by Angas as 0. lactea, preoccupied by Dunker. 



0. (PARTHENIA) PASCOEI, Angas. PI. 79, fig. 70. 



Rather thin, rimate, pale yellowish brown ; whorls 7, longitu- 

 dinally rather closely plicate, plicae evanescent on the basal 

 portion of the last whorl, transversely finely striated ; whorls 8, 

 somewhat convex, suture well impressed ; columellar plait 

 moderate. Length, 8 mill. 



Port Jack son , Australia. 

 0. YJNCENTINA, Tryon. PI. 79, fig. 72. 



Moderately thin, white, regularly longitudinally ribbed, the 

 interstices crossed by very fine hair-like strife ; whorls 7-J, slightly 

 convex, contracted at the suture, suture profound ; coiumellar 

 plait strong. Length, 5 mill. 



St. Vincent's Gulf, Australia. 



The specific name is substituted for 0. (Parthenia) yracilis, 

 Angas, not Pease. 



