THE M0LLU8CA OF TOEEES STEAITS. 181 



(ii.) "Two young specimens of an interesting form, chiefly 

 noteworthy for the sculpture, which consists of radiating riblets 

 from the beaks of the valves " {E. R. S.). 



Station 10, Channel between Hammond Island and Wednesday 

 Spit. 



238. ScHizocHiTON iNOisus, Sow. 

 station 13, Mer. 



239. Cetptoplax steiatus, Lam. 

 Station 13, Mer. 



240. Cetptoplax oculatus, Q. Sf G. 



In many stages of growth, some being unusually fine. 

 Station 13, Mer. 



SCAPHOPODA. 



Dentaliid^. 



241. Dentalium pseudo-sexagokum, Besli. 

 Station 1, Thursday Island. 



242. Dentalittm javanum, Sow. 

 Station 8, Albany Pass. 



PELECYPODA. 



Osteeid^. 



243. OSTEEA TUBEECULAEIS, Lam. 



Station 8, Albany Pass. 



Anomiid^. 



244. Placunanomia (Mokia) ione, Gray. 

 Station 13, Mer. 



245. Plactjna lobata, Sow. 



Station 2, 20 miles N.N.W. Warrior Island, 5| fathoms, 

 Aug. 15, 1888 {A. G. H.). 



SPONDTLID^. 



246. Plicatitla atjstealis. Lam. 

 Station 13, Mer. 



