OF NEW SOUTH WALES. 365 



the caudal rings, and form 17 divisions ; the colour is dark 

 brown or almost black, with a number of more or less distinct 

 whitings rings less numerous than the osseous rings ; the fins are 

 spotted. Length about 12 inches. 



I have three specimens of this curious little fish ; the fully 

 developed egg pouch of the male shows that they have attained 

 their full size. 



Family SOLERODERMI. 



102. — MoNACANTHUS CH1NENSIS, Bl. 



Gunth. Cat. Fish., Vol. VIII, p. 236 ; Bleek. Atl. Ichthyol., 

 Vol. V, p. 125, tab. 222, fig. 2. 



103. — OsTRACION CUBICUS. 



Gunth. Cat. Fish., Vol. VIII, p. 260. 



Ostracion tetragonus, Bleek. Atl. Ichth. Ostrac, p. 39, tab. 1, 

 fig. 2, and tab. 3, fig. 2. 



Family GYMNODONTES. 

 104 — Tetrodon virgatus, Rich. 



Voy. Ereb. and Terr. Fish., p. 62, pi. 39, figs. 8, 9 ; Gunth. 

 Cat. Fish., Vol. VIII, p. 291. 



Grayracion manillensis, Bleek. Atl. Ichth. Gymnod., p. 69, pi. 4, 

 fig. 2. 



This species is placed by Dr. Gunther as a variety of T. 

 inmiaculata, Bloch. I believe it to be quite distinct. 



105. — Tetrodon patoca, Ham. 

 Gunth. Cat. Fish., Vol. VIII, p. 288. 

 Leiodon patoca, Bleek. Atl. Ichth. Gymnod., p. 76, tab. 6, fig. 2. 



106. — Tetrodon fasciatus, n. sp. PI. X, fig. 5. 



Head and body from the eyes to the pectoral fins broad and flat ; 

 the nostrils between and rather in front of the eyes with two 

 openings on each side opposite one another, and in a prominent 

 papilla; from behind the eyes to opposite the middle of the 

 pectorals the flat upper surface is densely covered with small two 

 rooted spines ; the ventral surface from the chin to the vent is 

 similarly armed ; the sides and back are of a blueish colour, and 



