BY W. MACLEAY, F.L.S. 337 



Castelnau, Proc. Linu. Soc. N. S. Wales, Vol. III., p. 400. 

 Moreton Bay. 



1042. Tetrodon scelaratus, L. 



Guntli., Cat. Fishes, VIIL, p. 276. 



T. argenteus, Bleek. Atl. Ichth. Gyrnnod., p. 64, pi. 5, fig 1. 



Head and back finely skagreened above ; abdomen with very 

 small three-rooted spines. Sides naked. Body elongate ; tail 

 depressed. The length of the head is less than its distance from 

 the dorsal fin. Caudal fin emarginate. Sides with a well 

 defined silvery band ; the parts above the band brownish, with 

 small blackish spots. The brown colour encircles the eye ; a 

 triangular silvery spot in front of the eye. A brownish band 

 round the chin runs along and below the silvery band. Gill- 

 opening deep black. 



South Australia. Length twenty-seven inches. 



1043. Tetrodon hypselogexiox, Bleek. 

 Atl. Ichth. Gymnod., p. 61, pi. 9, fig. 5.— Gunth., Cat. Fishes, 



VIIL, p. 277. 



Back from the inter-orbital space to near the dorsal fin, and 

 nearly the entire abdomen, with spines, which are rather distantly 

 placed, and comparatively, not very small ; a cross-band unites 

 the dorsal and abdominal spines behind the pectoral fin, the 

 remainder of the side being naked. The length of the head equals 

 its distance from the dorsal fin. Caudal fin truncate. The upper 

 teeth more than half as large as the lower. The osseous inter- 

 orbital space very narrow, narrower than the eye. Above brown 

 or black, with numerous small round whitish spots. Sides with 

 a broad silvery band, separated from the colour of the back by a 

 longitudinal black stripe, sometimes another shorter stripe along 

 its middle. Lower parts white. Cheek with from three to five 

 sub-vertical brown bars. 



Port Jackson. Length five to six inches. 



