38% VIOLET-STRIPED ACANTHURUS. 



scales most extremely small, so as to be scarce 

 visible: gill-covers unarmed : teeth crenated: tail 

 lunated, and furnished on each side the base with 

 two very strong spines. Native of the Indian 

 seas. In the British Museum. 



VIOLET-STRIPED ACANTHURUS. 



Acanthurus Sohal. A. fuscus striis longitudinalibm violaceis, 



cauda utnnque acukis duobus infossula rubra. 

 Dusky Acanthurus, with longitudinal violet streaks, and two 



spines on each side the tail imbedded in a red depression. 

 Chaetodon Sohal. Forth. Arab. p. 63. 



LENGTH about three spans : shape ovate : colour 

 dusky, with longitudinal violet streaks : abdomen 

 whitish : fins violet-coloured : pectoral fins marked 

 by a yellow spot : teeth crenated : tail lunated : 

 on each side the base a long, red carina, imbedded 

 in a depression of the same colour, at each * ex- 

 tremity of which is a strong spine. Native of the 

 Red sea : not esteemed as an edible fish. 



* Spina pone et ante hanc carinam. Forsk. arab. p. 64. 



