66 OVIBOS. 



Bos pallasi De Kay, Ann. N. Y. Lye. Nat. Hist., ii, 1828, p. 29. 



(nee Baer.) 

 Bos canaliculatis Fiseh., M^m. Aead. Mosc, iii, 1834, p. 287. 

 Ovihos moschatus Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 

 1901, p. 48, pi. XXII. Zool. Ser. 

 Musk Ox. 



Type locality. Churchill River, Kewatin, Canada. 

 Geogr. Distr. Aretie Ameriea north of 60th parallel from Mac- 

 kenzie River to region of Hudson Bay. 



a. Ovibos moschatus wardi Lydekker. 



Ovihos moschatus wardi Lydekk., Nature, lxiii, 1900, p. 157. 

 Elliot, Syn. N. Am. Mamm., F. C. M. Pub., 11, 1901, Suppl. 

 p. 485. Zool. Ser. 

 Ward's Musk Ox. 



Type locality. East Greenland. 



Geogr. Distr. "Southern border of'Ellesmere Land northward 

 through Grinnell Land to the Polar Sea, and on the Greenland coast 

 from about latitude 78°, on the western side northward to and around 

 the northern end of Greenland to about latitude 75° N. on the east 

 coast." 



b. Ovibos moschatus niphwcus Elliot. 



Ovibos moschatus niphcecus Elliot, Proc. Biol. Soe. Wash., xviii, 



1905. P- 35- 

 Black Musk Ox. 



Type locality. About 600 miles north of Hudson Bay 



Genl. Char. In color intermediate between O. m-oschatus and 

 O. m. wardi; cranial characters different. 



Color. Type, bull in prime of life. A narrow whitish band, 

 between ears, behind the bases of horns, and a small brown saddle 

 on middle of back; rest of head^ neck, and body jet black. Fore 

 legs grayish in front, black behind, changing into grayish white above 

 the hoofs; hind legs black in front, becoming gray above hoof; grayish 

 on sides and hinder part. Long black hairs on body covering the 

 legs to the knees. Nose and lips and chin grayish white; ears black. 



The young bull, female, and calves resemble the type in their 

 jet black hue and in the var\'ing color of the legs. The old bull is 

 of a dark brown hue, becoming black upon the flanks, but no white 

 whatever showing anywhere. The old cow is of the same general 

 color as the aged bull, but has a little white upon the sides of the 

 nose. 



