316 DESCRIPTIVE CATALOGUE OF AUSTRALIAN FISHES 



dorsal and anal fins. Body oblong-, its depth, being about one- 

 third of the length with caudal fin. Snout long, pointed, the 

 upper profile being much more oblique than the lower. Dorsal 

 spine of moderate strength, rather short, straight, four-edged, 

 each edge with a series of barbs ; the spine is inserted above the 

 hinder part of the orbit. Caudal fin rounded ; dorsal and anal 

 fins of moderate height. Yentral spine very small, in young 

 examples absent. Brownish, with brown and light dots about 

 the head and body ; side of the body with dark undulated lines. 

 Young examples with a narrow light line edged with black above 

 and below, from the snout through the lower part of the eye 

 along the middle of the side ; a brown line runs from one eye 

 round the forehead to the other. Caudal fin with a vertical intra- 

 marginal black band, which disappears in old examples. 



Tasmania, South Australia, Port Jackson. Length eight inches. 



1001. Monacantiius maculosus, Bickards. 



Voy. Erebus and Terror, p. 67, pi. 39, figs. 5-7. — Hollard, Ann. 

 Sc. Nat. 1854, II., p. 359, pi. 14, fig. 1. 



D. 29-33. A. 29-30. P. 12. 



Of rather elongate form, the height of the body being one-third 

 of the total length. Snout long, very slightly concave above. 

 Dorsal spine rather longer than in M. spilomelamirm with four 

 rows of barbs, it is placed behind the orbit. The ventral spine 

 is very small and very feebly armed ; caudal fin long, rather 

 pointed. Colour brownish with a number of small darker spots ; 

 the caudal fin with a brown cross-bar at its base) and sometimes 

 near the extremity also. Length five inches. 



Tasmania, Port Jackson. 



1002. MONACANTHUS CASTELNAUI. 



M. Peronii, Casteln. Proc. Linn. Soc. N.S. Wales, Vol. III., p. 398. 

 Port Jackson. 



