CLASS PISCES. 577 



5. With quadrangular body without spines. Ost. cubicus, Bl. 137 

 Ost. punctatus, et lenliginosus, Schn., Seb. III. xxiv. 5; Lacep. I. 

 xxi. 1 ; or Meleagris, Sh. Gen. Zool. V. part II. pi. clxxii. Ost. 

 nnsus, Bl. 138. Will. I. ii. Ost. tuberculatus, Will. I. 10. 



6. With triangular body, armed with spines in front and be- 

 hind the abdomen : Ost. cornutus, Bl. 133. 



7. With quadrangular body armed with spines in the crests : Ost. 

 diaphanus, Schn., p. 501. Ost. turritus, Bl. 136. 



8. With compressed body, carinated abdomen, and scattered 

 spines : Ost. auritus, Sh., Nat. Misc. IX. No. 338 ; and Gen. Zool. 

 V. part II. pi. clxxiii. The same as the Coffre (ostracion) quatorze 

 piquans, Lacep., An. Mus. IV. lviii. 1, and some neighbouring 

 species. 



N.B. Ost. arcus, Seb. III. xxiv. 9, is perhaps only a variety 

 of cornutus, and the gibbosus, Aldrov. 561, appears to me only a 

 triqueter, badly drawn. 



VOL. X. P P 



