CATALOGUE 



FISHES. 



Order I. ACANTHOPTERYGII. 



{CONTINUED.) 



Fam. 8. SQUAMIPINNES. 



Squamipinnes, part., Cuv. Rkyne A7mn. ; Miiller, Berl. Abhandl. 1844, 



p. 201 ; Owen, Led. on Coynparat. Anat. Vert. i. p. 49. 

 Chfetodontidse, part., Itkhanh. Ichthyol. 



Body compressed and elevated, covered with scales, which are some- 

 times exceedingly finely ciliated, and sometimes smooth. Lateral line 

 continuous, not continued on the caudal fin. Mouth in front of the 

 snout, generally small, with lateral cleft. Eye lateral, of moderate 

 size. Six or seven branchiostegals. Dentition formed by viUiform 

 or setiform bands, without canines or incisors ; some of the genera 

 with teeth on the palate. Dorsal fin formed hj a sjpinoii^ and soft 

 portion of nearly eqiuil development ; anal with three or four spines, 

 similarly developed as the soft dorsal, and both many-rayed. The 

 vertical fitis more or less densely covered ivith small scales ; the spinous 

 portions sometimes not scaly. The lower rays of the pectorals 

 branched ; ventrals thoracic, with one spine and five soft rays. 

 Stomach cascal ; pyloric appendages in moderate number ; intestines 

 generally wdth many convolutions. Air-bladder present, more or 

 less simple. Pseudobranchiic well developed. 



Mostly carnivorous fishes, inhabiting the seas between the Tropics, 

 especially of the Indian region : a few entei'ing rivers or spreading 

 beyond the Tropics. 



VOL. II. B 



