of the Genera Tetrao and Ortyz. 145 
the ground, in thickets of Pteris, Aspidium, Rubus, Rhamnus, and 
Ceanothus, neatly built with grass and dry leaves, secreted with so 
much caution, that without the help of a dog they can hardly be 
found. Eggs 11 to 15, yellowish-white, with minute brown spots ; 
large in proportion to the bird. Pair in March. Common in 
the interior of California, and during the summer months extend- 
ing as far northward as 45° north latitude, that is, within a few 
miles of the Columbian valley. No specimen of this exceedingly 
interesting bird exists in any collection. Several pairs, male 
and female, as well as several of the following species, which I 
prepared with great care in the interior of California, in Novem- 
ber 1826, I had the misfortune (too painful to dwell upon) to lose, 
with a multitude of treasures botanical and zoological, crossing 
one of the rapid tributary streams of the river Multnomah, near 
its source in the mountains, on my return northwards. On this 
occasion I lost the labour of fifty-four days of fatigue and anxiety, 
the too frequent attendants of such (pndextakipgp- poe 
2. 0. iUt o cristá rect alisque. supe- 
rioribus saturate brunneis : his flavo-ferrugineo stratis : 
capite genis nucháque | brunneo- et flavo-ferrugineo striatis : 
gulà albá brunneo notatá: abdomine albo guttato. 
O. Douglasii. Vigors Mss. 
Bill brown: crest linear, black, one inch long. rides hazel- 
red. Body fuscous-brown, with a mixture of lead-colour and 
rusty or yellow streaks. Throat whitish, with brown spots. 
F Belly foxy-red or tawny-white. Hio. -Qnillsfenthers 18. 
2: lars and outer coverts bright brown. Under c 
light reddish-brown. Tail 12 unequal, fox 
Legs reddish. Length 9 inches. Girth 12 inches. Weight 
ten ounces. Flesh pleasant; dark-coloured. Y - 
Female. Crest scarcely perceptible, darker. 
VOL. XVI. U 
