1865.] MOLLUSCAN FAUNA OF SOUTH AUSTRALIA. 651 
Fam. CarpDIaADz&. 
53. Carpium (TRACHYCARDIUM) CYGNORUM. 
Cardium cygnorum, Desh. 
Station. Deep water. 
Hab. Rapid Bay; Holdfast Bay, dredged in 5 fathoms; Swan 
River. 
54, PApyRIDEA TENUICOSTATA. 
Cardium tenuicostatum, Lam. Anim. sans Vert. (Desh. edit.) vi. 
p- 372. 
Station. Deep water. 
Hab, Hardwick Bay; Spencer’s Gulf; Kangaroo Island; Port 
Phillip; Port Jackson. 
Fam. CHAMID. 
55. CHAMA FRAGUM? 
Chama fragum, Reeve, Conch. Icon. pl. 9. f. 48. 
Station. Adhering to dead Pinne and Malleus. 
Hab. Head of Spencer’s Gulf. 
56. CHAMA CRISTELLA? 
Chama cristella, Lam. Anim. sans Vert. (Deshayes’s edit.) vi. 
p- 585. 
Station. On mussel-beds, adhering to one another. 
Hab. Head of Spencer’s Gulf. 
Fam. Lucrnip&. 
57. *LUCINA CONCENTRICA. 
Lucina concentrica, A. Adams & Angas, Proc. Zool. Soc. 1863, 
p- 426, pl. xxxvir. f. 19. 
Station. Deep water. 
Hab. St. Vincent’s Gulf. 
58. *Lucina (CycLas) CUMINGI. 
Lucina (Cyelas) cumingi, A. Ad. & Angas, P. Z. 8. 1863, p. 426, 
pl. xxxvir. f. 20. 
Station. Deep water. 
Hab. St. Vincent’s Gulf. 
A large handsome species, in which the divaricating ridges are 
acute and imbricate upwards, and are wider apart than in most of 
this group, which is the Cyclas of Klein. 
59. LorIPEsS ICTERICA. 
Lucina icterica, Reeve, Conch. Icon. 
Station. In sandy bays. 
Hab. St. Vincent’s Gulf; Hobson’s Bay, Victoria. 
A small white shell, having the ligament in an oblique internal 
pit, as in the British L. leucoma. 
