of the Genera Tetrao and Ortyx. 141 



Named in honour of Captain John Franklin, R.N., the ami- 

 able and distinguished Commander of the Land Arctic Expedi- 

 tion, to whom the lovers of American research owe so much. 



5. T. Richardsonii. Mas. Pallid^ plumbeo-griseus fusco spar- 

 sim undulatus : gulee plumis in medio albis : abdomine sa- 

 turatiore albo parcfe maculato : macule laterali sub nuchd 

 alb4 : rectricibus nigris, apice albicante. 



Foem. Minor,[brunnescenti-grisea, dorso brunneo fasciato ; sub- 

 ti^s albo frequenter notata, rectricibus duabus mediis fer- 

 rugineo fasciatis. 



T. Richardsonii. Sabine Mss. 



Beak : upper mandible black ; lower pale brown or horn- 

 colour. Irides dark hazel, with a lunulate yellow gra- 

 nulate bare spot above the eye. Head, neck and breast, 

 glossy lead-colour, with a tinge of light gray : and with 

 black, dark, dusky or brown scattered minute spots. Chin 

 finely spotted with white. Ear-coverts fuscous : the hind 

 part of the neck partly white. Scapulars dark, red speckled. 

 Belly light bluish-gray, white spotted, the centre of the 

 feather partly white. Tarsi one inch and a half long. Toes 

 pectinated. Quills 24 ; shafts white ; inner web dusky, 

 outer mottled ; outer coverts brown, speckled ; under co- 

 verts white. Tail square at the end, of 20 feathers, black, 

 tipped with white ; upper coverts black, speckled at the 

 points ; under coverts black, tipped with white. 



Female smaller, brownish, gray-and- white mottled ; the feathers 

 of the neck with two narrow reddish bars ; those of the 

 back with only one, which is broader. The three centre 

 feathers of the tail waved with red bands ; colour of the 

 others lighter than in the male bird. Length 20 inches. 

 Breadth 15 inches. Weight two and a half to three pounds. 



Flesh 



