326 DESCRIPTIVE CATALOGUE OF AUSTRALIAN FISHES, 



1021. Monacanthus Ayraudi, Quoy & Gaim. 



Voy. Uran. Zool. p. 216, pi. 47, f. 2.— Ghinth., Cat. Fishes 



VIII., p. 244. 



Syn. If. vittatus, Richards., and Frmienfeldii, Kner. 



D. 32. A. 31. 



Skin rough, velvety. Body elongate, its depth being rather 

 less than one-third of the total length without caudal fin. 

 Pectoral fin situated below the hinder half of the orbit, 

 immediately in front of the vertical from the dorsal spine. 

 Snout very long, rather obtuse, with the upper profile a little 

 convex. Dorsal spine rather feeble, compressed in the direction 

 of the longitudinal axis of the body, armed with a single lateral 

 series of barbs. Caudal fin sub-truncate, the upper lobe slightly 

 produced in old examples ; dorsal and anal fins elevated in front. 

 Ventral spine very small, fixed. Brownish, with two or four 

 whitish longitudinal bands, the middle one broad and more 

 distinct than the outer, in old specimens the colour is uniform. 



Port Jackson. Length eighteen inches. 



This species of Leather Jacket is very abundant on the 

 Schnapper Grounds outside of Port Jackson, and is .very 

 destructive to the fishermens' lines. 



1022. Moxacanthus edelexsis, Casteln. 



Researches on the Fishes of Australia, p. 50. 



D. 33. A. 31. 



General form elongate, the height of the body being twice 

 and a half in the length without the caudal fin. Snout produced, 

 the upper profile straight or very little concave ; skin entirely 

 velvety ; no spines on the tail ; caudal fin rounded ; ventral spine 

 small, fixed, witli its spinlets directed backwards. A perpen- 

 dicular line drawn from the base of the dorsal .spine to that of 

 the pectoral fin would go through the centre of the eye. Dorsal 



