346 



NORTHERN ZOOLOGY. 



are narrower and not dilated at the tips. Tarsus completely feathered ; several feathers also 

 springing from the first phalanx of the middle toe. Toes pectinated. 











Dimensions. 











Length, total 

 „ of tail 



Male. 

 Inch. Lin. 

 . 24 

 . 8 



Female. 

 Inch. Lin. 



19 

 5 6 



Length 



5) 



of tarsus . 

 of middle toe 



Male. 

 Inch. Lin. 

 . 1 8 

 1 8 



Female. 

 Inch. Lin 



1 6 

 1 6 



,, of wing 



. 9 







8 







JJ 



of middle nail . 



. 



6 



5 



,, of bill above 



. 



8 







8 



J) 



of hind toe 







6 



b\ 



,, of bill to rictus 



1 



31 



1 



3 



)? 



of hind nail 



. 



4 



4 



Our specimens, both male and female, vary two inches in their total length, — the measure- 

 ments being taken from specimens stretched out and not mounted. — R. 



Male. 



Female. 



[124.] 3. Tetrao Canadensis. (Linn.) The Spotted Grouse. 



Genus, Tetrao, Linn. Swains. 



Black and Spotted Heathcoek (Urogallus maculatus). Edwaiids, pi. 180. 



Brown and Spotted Heathcoek (Urogallus minor). Idem, pi. 7L 



Tetrao Canadensis et canace. Linn. Syst., i., pp. 274, 275- 



Spotted Grouse. Penn. Arct. Zool., ii., p. 307, No. 182. 



Tetrao Canadensis. Sab. Frankl. Journ., p. 683. Bonap. Orn., iii., pi. 21, f. 1 ; female. 



Wood-partridge, Spruce-partridge, or Swamp-partridge. Residents at Hudson's Bay. 



Mistic-apeetheyoo or Eithinyoo-apeetheyoo, Crees. Day, Chipewyans. 



Meescootaeshoo, Algonquins. Le Perdrix du Savanne, French Canadians. 



Plate lxii. Female. 



All the thick and swampy black spruce-forests between Canada and the Arctic 

 Sea abound with this bird. According- to the Prince of Musignano, it descends, in 

 the winter, to Main, Michigan, and the northern parts of New York ; but its migra- 

 tions must be partial, as it exists in considerable numbers in the severest seasons 

 as high as the sixty-seventh parallel. Mr. Douglas says that, west of the Rocky 



