87 



radiately striated ; colour white, greenish, orange, purplish ; 

 inner margin of valves denticulated. Length, three quarters 

 of an inch. 



3S. Psaiimobia zostalis, Lamarck (Psammotea), An. s. 

 Vert, v., p. 517. 



Hog Bay, Kangaroo Island (R. T.), Encounter and Guichen 

 Bays (jffi. H. Pulleinel). Also Tasmania, N. S. Wales, 

 Queensland, Philippine Islands, &c. 



Ovately transverse, truncated posteriorly, compressed, con- 

 centrically finely striated, pale brown with white rays. 

 Length, about one and a half inches. 



39. Psammobia Brazieri, Tate, antect, p. 65., t. v., f. 1. 

 Aldinga and Holdfast Bays. 



40. San guinol aria titrea, Deshayes in P. Z. S., 1854, p. 326 ; 

 id. Eeeve, Man., t. 1, f. 1. 



Port Lincoln and Spencer Gulf (Angas); Surveyor's Point 

 and Holdfast Bay. Also Tasmania. 



Shell thin, white, transparent, narrow-oblong ; dorsal and 

 ventral margins nearly parallel, marrower than young of 

 SoleteUina biradiata. Length, three quarters to one inch. 



41. Soletelllna biradiata, Wood (Solen.), in Gen. Conch., 

 t. 33, f. 1 ; Eeeve, Mon., t. 2, f. 7 ; S. epidermia, Eeeve, Mon., 

 t. 1, f. 3, and S. nymphalis, Eeeve, Mon., t. 1, f. 2, 



In sand below low tide mark, common in St. Vincent and 

 Spencer Gulfs, Fowler's Bay, and Port Adelaide (types of S. 

 epidermia and S. biradiata, Eeeve). The species ranges from 

 King George Sound to New South "Wales. 



S. epidermia and S. nymphalis, Eeeve, are mere colour 

 varieties of S. biradiata. 



Shell roundly oblong, colour white, yellow to purple, with 

 two white rays from the umbo to the post-ventral margin, which 

 is rapidly ascending. Length, two and a quarter inches. 



42. Soletellifa donacioides, Eeeve, Mon., t. 3, f . 11, 1857. 

 Port Adelaide Creek (type in Cuming Coll.) ; St. Vincent 



Gulf {W. T. Bednalll). 



Transversely-oblong, livid purple, with two faint posterior 

 rays ; posterior side more oblique than in the last species. 

 Length, two and a quarter inches. 



Perhaps conspecific with Psammobia florida, Gould, which 

 name has priority, in which case the species inhabits also New 

 South AVales. 



43. Tellina albinella, Lamarck, An. s. Vert., v., p. 524 

 (1818), id. Eomer, Mon. Tellin, t. 27, f. 1—4 (1872). 



