320 DESCRIPTIVE CATALOGUE OF AUSTRALIAN FISHES, 



orbit is one-fourth of the total length. Teeth moderate, almost 

 square, with the two upper front ones larger and shaped obliquely 

 into a point. "Ventral spine of moderate size, rounded, and 

 surrounded by a crown of very short spines ; it does not appear 

 moveable. The dorsal spine is thick, straight, as long as the 

 snout, and inserted over the centre of the orbit, which is placed 

 obliquely ; there are on it four rows of strong and equi-distant 

 barbs. The caudal fin is rather long, the soft dorsal and anal fin 

 low. Colour dark brown, fins pinkish or of a paler colour. 



"Western Port. Length four inches. 



*»' 



1009. MoNACAXTHUS MARGARITIFER, Casteln. 



Proc. Zool. Soc, Victoria, Vol. II., p 80. 



Syn. 21. perullfcr, and obseuvus folim brunncus) Castelnau, and 21. 



Damellii, Gunth. 



D. 30. A. 28. 



The entire head and body coarsely granular, each granule 

 terminating in a spine. Tail not armed. The depth of the body 

 is more than half the length (caudal fin excluded). Snout rather 

 produced with the upper profile slightly concave. Gill-opening 

 below the middle, root of the pectoral fin below the posterior half 

 of the eye. Dorsal spine above the middle of the eye, long, 

 as long as the distance from the gill-opening to the snout, armed 

 with four series of barbs, of which the anterior are smaller and 

 closer together than the posterior. Caudal fin rounded ; dorsal 

 and anal fins low. Ventral spine short, fixed, with very short 

 spikes. Colour uniform blackish-grey. Length six inches. 



"West Australia, South Australia, Port Jackson. 



1010. MoXACAXTHUS VITTIGER, Castelll. 



Proc. Zool. Soc, Victoria, Vol. II., p. 81. 

 D, 30. A. 30. P. 13. C. 12. 



