18G7.] MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. 219 



207. FlSSURELLID^A SCUTELLA. 



FissurellidcBa scutella, Gray, B. M. ; Sow. Conch. 111. f. 34, 



F. trajjezina. Sow. P. Z. S. 1834 ; Conch. 111. f. 34 ; Thes. Conch. 



pi. 9. f. 207. 



Botany Bay. Found also at the Cape of Good Hope. Length 



10 lines. 



208. FiSSURELLIDiEA NIGRITA. 



Fissurellidcca nifjrita. Sow. P. Z. S. 1834, p. 127; Thes. Conch. 

 pi. 8. f. 19(i. 



Found also m Tasmania and South Australia. Length 10 lines. 



209. Emarginula (Hemitoma) rugosa. 



Emarginula rugosa, Quoy et Gaim. Voy. de 1' Astrolabe, 

 E. aspera, Gould, Exped. Shells, p. 12 ; Sow. Thes. Couch, pi. 13. 

 figs. 92, 93, 95, 96-102. 



This shell varies considerably, and has been described under various 

 names by different authors. It is not uncommon on rocks and under 

 stones in Port Jackson ; it is also found in South Australia and Tas- 

 mania. Length 1 1 lines. 



210. Emarginula (Clypidina) stellata. 



Emarginula stellata, A. Ad. P. Z. S. 1851, p. 87; Sow. Thes. 

 Conch, pi. 13. f. 103. 



Less common than the precsding. Watson's Bay and Coodgee 

 Beach. Length 10 lines. 



211. Emarginula DiLECTA. 



Emarginula dilecta, A. Adams, P. Z. S. 1851, p. 85 ; Sow. Thes. 

 Conch. Emarginula, pi. 10. f. 5. 



Coodgee and Middle Harbour. Length 7 lines. A pretty, wliite, 

 cancellated species, with the anterior margin moderately fissured. 



212. SCUTUS elongatus. 



Parmophorus elongatus. Lam. 



P. Icevis, Blain. 



Scutus angustatus, A. Ad. in Thes. Conch. FissurellidfE, pis. 13 

 & 14. figs. 1,2, 10,21. 



This species is very common amongst the rocks at low water in 

 some of the bays in Port Jackson, and at various locahties along 

 the coast. The animal is very large and black. Length of shell 

 3^ inches. 



213. TUGALIA OSSEA. 



Tug alia ossea, Gould, Exped. Shells ; Sow. Thes. Conch. Fissu- 

 rellidte, pi. 14. f. 18. 



Under stones at low water near Port Jackson Heads, rare. Length 

 9i lines. 



