PLATE LVIII. 



COLYMBUS GLACIALIS. 

 NORTHERN DIVER. 



A N S E R E S. 



Bill obtufe, covered with a thin membrane, broad, gibbous below 

 the bafe, fwelled at the apex. Tongue flefhy. Legs naked. Feet 

 webbed or finned. 



GENERIC CHARACTER. 



Bill ftrait, pointed ; upper mandible longeft ; edges bending 

 inwards. Noftrils linear. Tongue, long, pointed, ferrated near 

 the bafe. Legs thin and flat. Toes four, the exterior the longed, 

 back toe fmall, joined to the interior by a fmall membrane. Tail 

 fhort ; confifts of twenty feathers # . 



SPECIFIC CHARACTER 



AND 



STNONTMS. 



Bill, Head, Neck, and upper fide black, marked with round fpots 

 of white ; a patch of white with black ftreaks under the chin, and 

 another on each fide of the neck ; fides of the bread marked with 

 fmall black ftreaks. Under fide white. Legs black. 



Colymbus Glacialis. Lin. Syji. i. p. 221. 5. edit. 12. Holmia. 



1766. 



* Pennant^ tSc% 



E 2 Colymbus 



