1865.] MOLLUSCAN FAUNA OF SOUTH AUSTRALIA. 649 
Station. In sand beyond tide-marks. 
Hab. Port Lincoln ; Tasmania. 
A chalky-white species, purple inside, with the valves transversely 
ridged or striated. : 
40. Cuionr (CHAMELEA) CONULARIS. 
Venus conularis, Lam. 
Station. On sandy beaches at low tide. 
Hab. St. Vincent’s Gulf; Salt Creek; York’s Peninsula. 
Similar in form and sculpture to the preceding, but with the valves 
stained with bluish purple and chestnut. 
41. Catonr (CHAMELEA) PERONIT. 
Venus peroni, Lam. Anim. sans Vert. vi. p. 369. 
Station. In sandy bays at low tide. 
Hab. Rapid Bay; Aldinga Bay ; Salt Creek ; Tasmania and Port 
Philip ; also King George’s Sound (large specimens). 
Like the preceding, but larger and more inflated, and frequently 
ornamented with zigzag brown lines and spots. 
42. Cu1one (CHAMELEA) STRIGOSA. 
Venus strigosa, Lam. Anim. sans Vert. vi. p. 368. 
Station. Sandy bays at low tide. 
Hab. York’s Peninsula; St. Vincent’s Gulf; Port Lincoln; King 
George’s Sound (very large) ; Port Phillip. 
More elongated, with the ridges waved and crenated. The speci- 
mens from Port Phillip are beautifully ornamented with a network 
of dark lines and spots, especially near the ventral margin. 
43. Cu1one (CHAMELEA) SCALARINA. 
Venus scalarina, Lam.; Deless. Recueil, ple 10: f 12. 
Station. In sand at low-water mark. 
Hab. Very abundant near the semaphore jetty outside Port Ade- 
laide. It ranges westward to Swan River. 
At the head of Spencer’s Gulf a solid white variety occurs, beau- 
tifully tinged more or less with violet, and wanting the wavy spots 
which are so characteristic of the ordinary type of this species. 
Another variety is remarkable in having the ridges wide apart, 
thin, and erect at the sides. 
44. Cuione (Marcia) rasa. 
Tapes faba, Reeve, Conch. Icon. 
Station. In estuary mud. 
Hab. Port Onkaparinga, St. Vincent’s Gulf. 
Somewhat resembling V. levigata, Sow., but more gibbous and 
rounded at the sides. 
45. *SuNETTA ALICIZ&. 
Sunetta alicia, A. Adams & Angas, Proc. Zool. Soc. 1863, p. 425, 
pl. xxxvuit. f. 18. 
