1867.] MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. 199 



74. RUMA UMBILICATA. 



Naticina umbilicata, Quoy, Voy. de I'Astrol. ii. p. 224, pi. QiS. 

 f. 22, 23. 



A few small colourless examples of this species (which iu Tasmania 

 and South Australia is handsomely banded with brown) were dredged 

 in Port Jackson. Length of Port Jackson specimens 6 lines ; Tas- 

 manian specimens 1 inch. 



75. Oatinus zonalis. 



Sigaretiis zonalis, Quoy et Gaim. Voy. de I'Astrol. v. p. 2, pi. G6. 

 f. 1-3. 



This species, so comijiion to the westward, is very rarely met with 

 in Port Jackson. Length 10 lines. 



Fara. Lamellariid.e. 



7G. Lamellaria indica. 



Marsenia indica. Leach. 



A thin, transparent, white species, somewhat resembling the British 

 L. persjiicua, Linn., only four times as large. The animal covers 

 the shell. Found on Coodgee Beach, washed up amongst shell-sand. 

 Length 1 1 lines. 



This shell must not be confounded with Coriocella nigra of Quoy. 



Fam. ScALiD.E. 



77 . SCALA SCALARIS. 



Turbo scalaris, Linn. 



Seal aria pretiosa, Lam. ; Sow. Thes. pi. 32. f. 17. 



Of this line shell (the well-known " Wentle-trap " of the China 

 seas) two or three small-sized specimens have been obtained, washed 

 ashore upon the beaches outside Port Jackson. Length of largest 

 New South Wales specimen h inch. 



7S. SCALA LINEOLATA. 



Scalaria lineolata, Kien. ; Sow. Thes. pi. 33. f. 45, 46, 48. 



An elegant little species, short and stout, having one or more brown 

 bands on the whorls. Dredged in deep water in Port Jackson. It 

 occurs also in the Philippines and Japan. Length 5 lines. 



79. SCALA PHILIPPINARUM. 



Scalaria philippinarum. Sow. P. Z. S. 1844 ; Thes. Conch, pi. 32. 

 f. 1-3. 



An acuminate white species, with rather distant, thin, oblique 

 varices. Dredged in Port Jackson ; found also in Amboyna and 

 the Philippines. Length 10 lines, 



