PLATESSOIDE.E. 259 



DESCRIPTION 



Of a recent specimen, taken in Bathurst Inlet, lat. 67° 40' N., 5th August, 1821. 



Form. — Profile somewhat ovate, the snout rather acute, and the tail linear or strap-shaped 

 for half an inch. Head. — Eyes moderately large, on the right side, near the snout. Nostrils 

 between the eyes. Mouth small, its margin formed by obtuse lips ; when closed the small, 

 callous, obtuse tip of the lower jaw projects upwards. Teeth fine, brush-like, in an even band 

 on both mandibles. Fins. — Dorsal and anal bordering the body to the height or depth of an 

 inch, becoming narrower before and behind. There is a spine almost concealed by the skin at 

 the commencement of the anal. The ventrals are under the pectorals ; both are small. 

 Caudal cuneiform, entire. Scales small, those on the back rough-edged, those on the white 

 sides smooth. Lateral line straight. Colour. — A mixture of yellowish-grey and dull, green- 

 ish-grey, somewhat clouded but without defined spots. Belly bluish-white. Caudal fin 

 irregularly spotted with red. Irides wood-brown. 



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