OF NEW SOUTH WALES. 141 



them, seems to have been of a brownish olive, with six broad 

 transverse bands of a rich crimson ; head of the last colour ; 

 mouth and base of the lower jGins of the same colour. 



I owe the knowledge of this fine species to Mr. St. John, who 

 procured several specimens in the Melbourne market ; they 

 measure from fourteen to eighteen inches in length. 



Note. — This sort seems to come near C. zonatus, which has been found 

 on the Australian west coast as well as the Chinese seas. 



ABISTEUS, N. GEN. 



This new genus enters the family Gobiidce. Body compressed, 



oval, rather high, with mouth advanced and nearly pointed ; two 



dorsals, the first short, the second long ; caudal truncate ; anal 



very long; ventrals inserted very near one another behind the 



pectorals, and having a spine and five rays ; scales large, not 



ciliated ; teeth crowded on both jaws ; small pavement-like teeth 



very numerous on all the bones of the palate ; a transverse line 



of larger and pointed ones on the vomer ; opercles entire ; cleft 



of the mouth small not extending to the line from the orbit ; head 



scaly ; no distinct lateral line ; lower jaw rather larger than the 



upper one. 



Aristeus Fitzrotensis. 



The height of the body is twice and a half in the total length, 

 without the caudal fin ; there are twenty-eight scales on the 

 longitudinal line ; first dorsal formed of one spine and six rays ; 

 second dorsal high, formed of a long strong spine and ten rays ; 

 the anal high, very long, with one spine and nineteen rays. Color, 

 silvery brown ; the fins spotted with pink. Length, two inches 

 and a half. From the Fitzroy River (Rockhampton.) 



Aristeus fluviatilis. 



Nearly of the same form as the preceding, but rather more 

 elongate, the last rays of the first dorsal prolonged into a filament 

 more than half the height of the body; caudal slightly bilobed ; 

 second dorsal with a strong spine and twelve rays ; the anal with 

 one spine and eighteen rays ; the general colour of a silvery dark 

 brown ; the fins not spotted. 



I have two specimens of this fiah, one, two and a half inches 

 long. It comes from the Murrumbidgee, and was kindly given 



