SYNOPSIS OF THE ARRANGEMENT OF FISHES. 179 



Trachypterus. Caudal fin large, vertical. 

 Cepola. Body excessively long ; caudal fin united to the 

 dorsal and anal. 



4. Sub-family Ophidonik^. — Body angulUifonn. 

 XiPHAsiA. Body hyaline; snout obtuse; eyes very small. 

 Ophidium. Body opaque ; eyes very large ; throat with cirri. 

 FiERASFER. Body semitransparent ; no cirri. 



5. Sub-family Stylophorin^. — Eyes pedunculated ; snout 



cylindrical ; mouth retractile, vertical. 



Stylophorus. Body linear, very long. 



Tribe IV. CAXTHILEPTES— MaHed cheeks; branchial 

 aperture contracted ; head armed with spines ; scales small, 

 rough, or prickly. 



Family 1. LEPIDOLEPRID^. 



Body anguilliform, mailed ; snout prolonged ; mouth placed 

 beneath ; dorsal fins two ; tail pointed. 



Lepidolepris. Snout much lengthened ; ventral fins long. 

 OxYCEPHUs. Snout not lengthened ; ventrals small. 



Family 2. TRIGLID^. Gurnards. 

 Cheeks mailed ; scales hard, mostly spinous. 



* with digitated processes. 



Trigla. f Pectoral fins with free detached processes before 



the pectorals. 



Peristidion. Eody lengthened, slender, mailed with large plates. 

 Prionotus. Head and pectoral fins remarkably large ; caudal truncate. 

 Omichthys. Resembling the last ; head smaller j caudal fin rounded. 



Dactylophorus. Pectoral processes united ; occiput with 



two long spines. 



Dactylophorus. Head obtuse ; pectorals as long as the body ; caudal 



lunate. 

 Cephalocanthus. Pectoral fins rather small ; caudal rounded. 



•f This and the remaining genera seem to represent sub-families. 



N 2 



