247 



north coast of Kangaroo Island : and at Robe. It occurs 

 also in the China Seas. 



H. INCRUSTANS, Dennant (G), p. 161, pi. vi., fig. 3. 



The type specimen is unique, found growing parasitically 

 on a valve of Venus. It was dredged in Gulf St. Vincent 

 and forwarded to Mr. Dennant by the late Professor Tate. 



Cylicia fDeiidrophi/Uia ) rubeola, Quoy and Gaimard, sp. 

 (A), p. 97, pi. XV., figs. 12-15, (D), p. 324, (F) 

 p. 9. 

 The type was obtained from the Thames River, New 

 Zealand. It is a common form in our local seas, growing 

 in clusters. A colony of individuals was found attached to 

 the large mass of coral discovered off Glenelg. It is also an 

 abundant form in Port Phillip Bay. Professor Tate recorded 

 its occurrence as a fossil in the Older Pliocene of the Dry 

 Creek bore (Trans. Roy. Soc, S.A., vol. xiii., p. 173). 



C. magna. Ten. -Woods. See Homophyllia australh. 



PLESIASTR.EA X3RVILLEI, Edwards et Haime (B), ser. 3, vol. 

 X., pi. ix., fig. 2, et vol. xii., p. 117 (1850), (D), p. 

 323. 

 This coral will be referred to below. 



P. PERONi, Haime et Edwards (C), p. 492, pi. D7, fig. 3, 

 (D), p. 324. 



Generally distributed in shallow water. Port Stephens 

 and southwards, including the southern coasts of Australia. 

 Often found as beach specimens. 



P. PROxiMANS, Dennant (F), p. 9, pi. ii., fig. 3. 

 The species was determined on a single small example 

 dredged in Gulf St. Vincent at a depth of 22 fathoms. 



Fam. FUNGID^E. 



Bathyactis symmetrica, Pourtales, sp. (H), p. 186, pi. x., 

 figs. 1-13, (G), p. 161. 



This is a cosmopolitan species dredged by the "Chal- 

 lenger" in all parts of the world and at depths varying from 

 30 fathoms to 2,900 fathoms. Dr. Verco found it very com- 

 mon at 35 miles south-west of Neptune Islands : was also 

 taken off Cape Jaffa. 



