190 CLASSIFICATIOX OF FISHES^ ETC. 



5. Sub-family Sorubix^. — Body slender, naked; head 

 large, long, depressed, the snout projecting; mouth be- 

 neath ; dorsal fins two. 



SoRUEiuii. Second dorsal adipose, short. 

 Pteroxotus. Second doreal long, with numerous rays. 

 Phraciocephoius. Second dorsal short, the base only adipose. 



FA3nLY 5. COBITID^. 



Body lengthened, slimy ; scales minute ; mouth small, placed 



beneath ; lips thick ; teeth often wantnig ; ventral fins nearly 

 medial ; branchial aperture small. Generation yiviparous. 



1. Sub-family Cobitix^. — Body lengthened ; scales minute 



or none ; teeth wanting ; mouth with cirri. 



CoBiTEs. Body cylindrical ; cheeks smooth. 



Cobites. Body covered with scales ; caudal fin truncate or rounded. 

 Acourus. Scales none ; caudal fin generally lobed. 



Caxthophrys. Beneath the eye a moveable prickle. 



Canthophrys. Proper; no scales; caudal fin rounded. 

 Diacanthus. Body oval, without scales ; caudal fin forked. 

 Somileptus. Body lanceolate, very thin, with small scales. 



2. Sub-family Axablepid-i;. — Body oblong, the scales 



strong and compact. 



AxABLEPs. Head depressed ; eyes as if double ; pectorals 

 large and scaly. 



3. Sub-&mily Pcecili>-^ Body oval, broad ; scales large. 



PcEciLiA. Jaws depressed, the lower longest ; teeth small 

 and slender. 

 Fundulus. Branchial rays four. 



Lebia. Teeth compressed, the tips crenated into three to 

 four points ; eyes large. 



MoLiNESiA. Dorsal fin very broad and long. 



4. Sub-family Balitorix^. Head and body depressed; 

 mouth small, transverse, placed beneath ; cirri none ; 

 pectorals very large and rounded. 

 Balitora. Scales large, tenacious ; dorsal small, centraL 



