14. BLEEKEEIA. 387 



5. Ammodytes personatus. 

 Girardin U. S. Pacif. R. R. Exped. Fish. p. 139. 

 B. 7. D. 55. A. 25. 



The length of the head is one-fifth of the total, the diameter of 

 the eye one -fifth of the length of the head. Margin of the dorsal 

 even. Vomer not armed. {Gir.) 



Cape Flattery, W. T. 



6. Ammodjrtes dubius. 



Ammodytes tobianus, Fahr. Faun. Granl. p. 140 (not i.). 

 ? Ammodytes tobianus, Faher, Fische Isl. p. 63. 

 AmmodA-tes dubius, Reinh. Daiisk. Vidensk. Selsk. Afhandl. vii. 1838, 

 p. 132. 



D. 64-67. A. 33-36. 

 Skin wath about 150 oblique, very distinct transverse folds. The 

 height of the body equals the length of the mandibida, which is 

 contained twice and a third in the length of the head ; the latter is 

 six times and a half in the total length. The dorsal fin commences 

 above the middle of the posteiior third of the pectoral, and its upper 

 margin is even. Intermaxillary protractile ; vomer not armed. 

 North America. 



a. Adult. Boston. Presented by W. Winstone, Esq. 



14. BLEEKERIA. 



Body elongate, low, compressed, covered with scales of moderate 

 size. One lateral line ; skin without longitudinal folds. One long 

 dorsal ; anal of moderate length. Jaws and palate without teeth ; 

 lower jaw prominent. GUI-opening verj' vride, the gUl-membranes 

 not united ; branchiostegals six ; giUs four, a cleft behind the fourth ; 

 pseudobranchiEB composed of lamellae ; air-bladder none. 



Madras. 



1. Bleekeria kallolepis. 

 B. 6. D. 40. A. 15. L. lat. 100. L. transv. 3/14. 



Back olive-coloured, sides silveiy, 



Madras. 

 a. Fifty-five lines long. Presented by T. C. Jerdon, Esq. 



Description. — Head and body strongly compressed. The depth of 

 the body is less than one-half of the length of the head, which is 

 one-fifth of the total. Form of the head as in AmmodijUs, butAvith 

 a larger eye, the diameter of which is contained five times and a half 

 in the length of the head. Lower jaw very prominent; the maxUlaiy 

 extends nearly to the front margin of the orbit. I am unable to 

 detect any teeth cither in the jaws or on the palate. The intcr- 

 maxillaiy is protractile, and the maxillary terminates in a small spine 

 superiorly. Nostrils distant, situated in the middle of the length of 

 the snout. Intcrorbital space naiTow. Cheeks and opercles naked ; 

 the suboperculum is broad, striated and cmarginate posteriorly. 



2c2 



