;S9'6 " PHILOSOPHY OF ZOOLOGY. 



includes the following genera: 140. Amphacanthus 

 {Scarus siganus). 141. Theutis {T. liepatus). 142. 

 Naseus {chiEtodon unicornis). 



VI. Scaly finned. The soft anal and dorsal fins are fre- 

 quently much concealed by the scales. The intestines are 

 long, and the coeca numerous. 



a. Teeth like bristles, or shorter and thick set. The 

 following genera may here be enumerated : 143. CHoeTO- 

 DON (C striatus). 144. Psettus (P. Jhlciformis). 145. 

 OsPHRONEMus (O. olfux). 146. ToxoTEs {Labrus jacur- 

 lator). 147. Kurtus {K. indiciis). 148. An abas {Perca 

 scandens). 149. C^sio (C coerulescens). 150. Brama 

 {Sparus Raii). 



h. Teeth like hair in a single row. 151. Strom ateus 

 {S.niger). 152. 'Fiatoi.a {S. fiatola). 153. Seserinus 

 (Seserinus of Rond.) 154. Pimelepterus {P. Boscii). 



155. Plectrorhynchus {P. chetonoide of Lacepede). 



156. Glyphisodon {Chatodon maculatus). 157. Poma- 

 CENTRUs (jChatodon aruanus). 158. Amphiprion {A. 

 ephippium). 159. Premnas {Cheetodon hiacideatus). 



c. The two dorsal fins in this group have less of the thick 

 covering of the scales, than in the former ones. 160. 

 Temnodon (One species, Cuv.) 161, EauES {E. Ameri- 

 canos). 162. PoLYNEMUs {P. paradiscus). 



VII. Mouth flute-shaped. 



The tubular mouth is produced by the elongation of the 

 ethmoid, vomer, preopercles, interopercles, pterygoid and 

 tympanal bones, at the extremity of which the intermax- 

 illaries, palatines, maxillaries and mandibularies are placed. 



163. Fistulakia. Body cylindrical. 1. Fistularia 

 (F. tahacaria). 2. Aulostomus {F. chinensis). 



164. Centriscus. Body oval and compressed. 1. Cen- 

 triscus (C scolopax). 2. Aniphisile {C. scidatus). 



