OCR Text |
Show 912 MR. G. F. ANGAS ON AUSTRALIAN MOLLUSCA. [Nov. 28, 6. A List of Species of Marine Mollusca found in Port Jackson Harbour, New South Wales, and on the adjacent Coasts, with Notes on their Habits &c. By GEORGE FRENCH ANGAS, F.L.S., C.M.Z.S. &c-Part II.* [The length, as given in inches or lines, must be understood to represent extreme measurement of the shell. Those species marked with an asterisk (*) have been described from specimens in my own collection.-G. F. A.] Class CONCHIFERA. Order PHOLADACEA. Fam. GASTROCH^ENIDJE. 1. BRYOPA (DACOSTA) AUSTRALIS. Clavagella australis, Sow. Found burrowing in sandstone rocks, at very low tide, near Port- Jackson Heads. The tube, which is simple, projects outwards from 1 to 2 inches. The valves are hidden in the dilated hinder part of the tube, below the surface of the rock. 2. HUMPHREYIA STRANGEI. Aspergillum strangei, A. Ad. P. Z. S. 1852, p. 91, pl. 15. f. 5. Of this singular form three or four specimens were obtained by the late Mr. F. Strange, and one by myself, at Watson's Bay, Port Jackson. The tube, which is merely an expansion and modification of the valves, is curved and obtusely carinated on each side. It is found attached to the flat surface of rocks at the bottom of pools, projecting upwards amongst the pebbles and sand, at extremely low spring tides. Length of the tube 2 inches 4 lines. Fam. SOLENID^E. 3. SOLEN SLOANII. Solen sloanii, Gray, in Brit. Mus., Hanley, Sp. of Shells, p. 12. ? Solen philippianus, Dunker. A pretty species, mottled with purplish flesh-colour like S. vagi-noides, Lam., from Tasmania ; it is, however, a narrower shell, and not curved like the latter. Length 3\ inches. Burrowing in the sand at Middle Harbour &c. 4. CULTELLUS AUSTRALIS. Cultellus australis, Dunker, P. Z. S. 1861, p. 423. Dredged in Lane-Cove River, Port Jackson. Length 1| inch. Found also at Moreton Bay and Port Curtis, where it attains the lengtb of 3 inches. * Continued from p. 233. |