1. CANTHABTTS. 413 



Synopsis of the Genera. 

 * Cheeks and opercles scaly ; vertical fins without scales. 



A band of cardiform teeth in front of both jaws, the 

 outer series containing teeth, which are slightly 

 compressed and lanceolate 1. Cantharus. 



A single series of trenchant, notched teeth in both 

 jaws, without a band of other teeth behind 2. Box. 



A single series of broad lanceolate teeth in both jaws, 



without any other teeth behind 3. Scathardb. 



A single series of broad, trenchant teeth in both jaws, 

 with granular teeth behind and pointed ones on 

 the side ^. 4. Oblata. 



One or two series of broad, trenchant teeth, and with 

 a band of granulated teeth behind ; no pointed • 



lateral teeth 5. Cbenidens. 



*♦ Cheeks and opercles scaly ; vertical fins more or less 

 covered with scales. 



A series of broad lanceolate teeth in both jaws, with 

 a band of similar teeth behind, which are less de- 

 veloped. Eleven dorsal spines 6. Pachymetopon. 



Dorsal fin deeply notched. Ten dorsal spines 7. Dipteeodon, 



A recumbent spine before the dorsal fin 8. Peoteracanthps, 



*** Cheeks scaly, opercles naked. 



Scales moderate; fourteen or fifteen dorsal spines... 9. Girblla. 



Scales moderate; twelve dorsal spiiieB 10. Doydixodon. 



Scales small 11. TspHBiEOPa. 



**** Cheeks naked. 



Scales moderate 12. Gtmnoceotaphus. 



1. CANTHARITS* 



Cantharus, Cuv. Signe Anim. ; Cuv. Sf Vol. vi. p. 818. 



Teeth cardiform or villifoBm, those of the outer row slightly com- 

 pressed and lanceolate t ; no molar teeth. Cheeks scaly. The dorsal 

 spines (ten or eleven) can bo received into a scaly sheath ; three 

 anal spines. Scales moderate. Six branchiostegals. Pyloric ap- 

 pendages in small number. . Air-bladder with two horns posteriorly. 



Mediterranean ; from the coasts of Great ^Britain romid the Cape 

 to the Seychelles. 



1. Canthaxas lineatris. 



? Kavdapos, Aristof. viii. cap. 13. 



CaxLth&iua, Rondel, v. cap. 4. p. 120; Gesner, p. 178; Aldrov. ii. cap. 20. 

 p. 186; WUlughhy, p. 309; Ray, p. 130. 



* 1. Cantharus sene^alensis, Cuv. ^ Val. vi. p. 337. — Cape Verde. 



t This is very conspicuous in mature specimens, and has been overlooked by 

 Cuvier. Therefore I separate liiese fishes from the Pristipomatidte, and do not 

 think that the Indian species are to be referred to this genus. 



