Afghan Collection of Fishes. 587 



Gen. Platycaea, McClell. 

 Platycara anisura, nob. — Caudal entire, presenting an oblique 

 falcate margin behind having the lower rays of the fin longer than 

 the upper. Head and lower parts of the body quite flat; mouth 

 lunate, small, and presenting a prominence on the lower surface of 

 the head, with five rudimental cirri in front, and two at the corners 

 of the mouth, scales of medium size, body long and slender. 

 D. 10: P. 21 : V. 11 : A. 7: C 19. 

 Habitat. Kasyah mountains. 



Platycara lissorhynchus , nob. — Head flat below, but arched, and 

 thick above, with a disc behind the mouth, snout smooth and round, 

 caudal square, scales large. 



D. 9: P. 18: V. 9: A. 6: C. 19. 

 Habitat. Kasyah mountains. 



Fam. Sii/URiDiE. 



Sub. Fam. Pimelodin^e. 



2. Gyptosternon sulcatus. t. vi. f. 1, 2, 3. 



An oval disc on the breast between the pectorals, composed of 



transverse plates as in the sucking fish, (Echineis remora,) and 



a series of similar plates on the broad lower surface of the first rays 



of the ventrals. 



5 



D. 8: P. 13: V. 7: A. 9 : C. fij. 



T 

 Habitat. Kasyah mountains. 



3. Glyptosternon Striatus. t. vi. f. 1, 2. — Mouth wide, eight cirri ; a 

 striated sucker on the breast, a single short slender spine concealed in 

 front of the dorsal, first ray of the pectorals and ventrals broad, 

 flat, and soft, except at the base ; and enveloped in membrane which 

 is finely corrugated in pinate folds below, a few serrated points on 

 the hinder margin of the first ray of the pectorals. 



B. 8: D. 8: P. 11 : V. 6: A. 9: C. 17. 

 Habitat. . Kasyah mountains. 



4. Glyptosternon pectinopterus. — Mouth wide, cirri eight ; striated 

 on the breast, but the first ray of the dorsal which is pinnate and 

 soft, affords along its anterior margin a row of sharp points; in other 

 respects this species differs but little from the last. 



B. 9 : D. 8 : P. 9 : V. 6 : A. 7 : C. 17. 



