102 



from eight fathoms in Encounter Bay (B. H. Pulleine !); also 

 Tasmania (type) and New South Wales. 



Family Nttculidjr. 



125. Nucula mica>~s, Angas, Proc. Zool. Soc, 1878, t. 54, 

 f. 16. 



Shell sand, St. Vincent Gulf. 



A minute shell, obliquely and triangularly ovate, finely con- 

 centrically striated. 



126. Leda ceassa, Hinds., P. Z. S., 1843, p. 99 ; id. Eeeve's 

 Mon., t. 5, f. 27. L. Chuva, Gray in Jukes, Toy. Ply, ii., t. 2, 

 f. 3, p. 360 (1847); id. Eeeve, Mon., t. 7, f. 46. 



Pare in St. Vincent Gulf, but common as a beach shell in 

 Encounter Bay, dredged in life from deep water by P. H. 

 Pulleine. Extends to Queensland. Gray's types are from 

 Bass Straits. 



Elongate oval, ventral margin strongly arched, curved up- 

 wards posteriorly to form a rostral prolongation, sculptured 

 with thick flattened ribs. 



Pamily Aecidje. 



127. Aeca navictjlaeis, Bruguiere, Eeeve's Mon., t. 9, f . 70. 



Port Augusta, Spencer Gulf {B. H. Pulleine!). Also Vic- 

 toria (E. A. Smith); Queensland and North Australia!, China 

 and Amboina. 



Elongate, trapeziform, umbones high and wide apart, gaping 

 ventrally, ornamented with granular ribs with unequal thick 

 radial ribs on the posterior slope, attaining to one t and a half 

 inches long. 



128. Baebatia lima, Eeeve {Area), P. Z. S., 1844 ; id. Mon., 

 t. 15, f. 101. 



Deep water, St. Vincent Gulf {Angas). Also Torres Straits 

 (Voy. Challenger), and Philippines. 



129. Baebatia eadula, E. A. Smith, Moll. Challenger 

 Exped., t. 17, f. 3, p, 260. 



General from the Great Australian Bight to the South-East 

 coast. Also Victoria and Tasmania. 



Narrowly oblong, inequilateral, ornamented with numerous 

 slender granulated ribs, and clothed with a brown pilose epider- 

 mis, attaining to a length of two inches. 



130. Baebatia teapezia, Deshayes {Area), Mag. de Zool.; 

 Area lobata, Eeeve, P. Z. S., 1844, and Mon., t. 3, f . 19. 



In a subfossil condition at Wallaroo Bay, Victor Harbour, 

 Ardrossan, Aldinga Bay, and Port Adelaide Creek ; dead, but 



