FOURTH CLASS. 

 FISHES. 



ORDERS, GENERA, SUBGENERA, AND OTHER DIVISIONS. 



General character of the Class, 79 

 Division into Orders, 83 

 lit. Series. Ordinary Fishes, or Fishes properly so callki 

 ORDERS. 



1. Acanthopterygii. 



2. Malacopterygii, Abdominales. 



3. Malacopterygii, Sub-brachiati. 



2nd Series. Chondropterygians, or CJartilaoinous Fishes. 



4. Malacopterygii, Apodes. 



5. Lophobranchii. 



6. Plectognathi. 



FIRST SERIES. 



ORDERS. 



1. 8turiones, or Chondropterygians with Free Gills. 



2. Chondropterygians with Fixed Gills. 



ORDINARY FISHES. 



I. ACANTHOPTERYGII, 8i 



Fam. 1. — Pkrcoides, 84 



1st Subdivision. Thoracic Perches, 8.5 

 Gen. — Perca, 86 

 Labrax, 86 

 Lates, 86 

 Centropomus, 86 

 Grammiistes, 86 

 Aspro, 86 

 Siibgen. — Huro, 87 

 Etelis, 87 

 Niphon, 87 

 Enoplosus, 87 

 Diploprion,87 

 Gen. — Apogon, 87 



Cheilodipterus, 88 

 Pomatomus. 88 

 2d Suhdiv. — Ambassis, 88 



1st Div. — Lucio- perca, 88 

 2d Dju.— Serranus, 89 

 Serranus, 89 

 Anthias, 89 

 Merra, 90 

 Bodianus. 90 

 Holocentri. 90' 



(cmitiniu'd) 



