BALISTES. FILE-FISH. 



Generic Character, 



Denies plures in maxilla 

 utraque. 



Corpus compressum, abdo- 

 mine carinato* 



Cutis coriacea, scabra, ssepe 

 squamis coadunatis reti- 

 culata* 



Teeth several in both jawSa 



Body compressed : abdo- 

 men carinated. 



Skin tough, often reticulat- 

 ed by scale-like divisions. 



UNICORN FILE-FISH. 



Balistes Monoceros. B. griseuSj fusco 'variatm, radio super 



caput longo, acuminata, postice serrato^ 

 Grey File-Fish, variegated with brown, and furnished over the 



head with a long, sharp-pointed ray serrated behind. 

 Balistes Monoceros. B. pinna capitis uniradiataj radiis caudali* 



bus carinatis, Lin. Syst. Nat. 

 Balistes unicornu, radiis quinquaginta in pinna ani. Blochi U 



147. 



TThIS species grows to a considerable size, often 

 exceeding the length of two feet : the body is of 

 an oval shape, and, like most others of this genus, 

 it possesses the power of inflating at pleasure the 

 sides of the abdomen, by means of a pair of bony 

 processes within that part : the skin is every where 

 covered with very minute spines, and the general 

 V. V. p. II. 27 



