272 FOUR NEW SPECIES OF MOLLUSCA FROM VICTORIA. 



LuciNA (Codakia) ambigua, n.sp. 



Shell elongately orbicular, equivalve, inequilateral, tumid, solid, 

 brownish-white, smooth towards the umbones; encircled by close- 

 set, subgranular rather flattened ridges becoming broader and closer 

 towards the base, lunale small, triangular ; umbones tumid; 

 beaks small, pointed, incurved; interior of the valves dark purple 

 here and there in blotches, edges smooth. Long. 25, alt. 25; lat. 

 14 mm. 



Hab. — San Remo, Victoria (A. F. Kenyan J. 



This is a solid, dirty white, tumid species, very regularly con- 

 centrically sculptured with subgranular rather flattened ridges, 

 differing from any other species known. 



Tellina (Strigilla) Rudolphi, n.sp. 



Shell subovate, rather convex, inequilateral, light yellow, thin- 

 nish, surface of the valves finely divaricately sculptui*ed; posterior 

 side truncate ; dorsal margin posteriorly sloping ; anteriorly 

 slightly convex ; umbonal ridge raised and striate, obtusely 

 angulated and slightly curved ; umbones small, smooth, acute, 

 approximate. Long. 10, alt. 7, lat. 4 mm. 



Hah. — San Remo, Victoria (A. F. Kenyan). 



This very pretty Strigilla as seen under the lens reminds one of 

 a fine file with double cross-cutting sculpture. 



