"Otter" sheep of Massachusetts, i. 100.
Oude, feral humped cattle in, i. 79.
Ouistiti, breed in Europe, ii. [153].
Ovary, variation of, in Cucurbita moschata, i. 359;
development of, independently of pollen, i. 403.
Ovis montana, i. 99.
Ovules and buds, identity of nature of, ii. [360].
Owen, Capt., on stiff-haired cats at Mombas, i. 46.
Owen, Prof. R., palæontological evidence as to the origin of dogs, i. 15;
on Bos longifrons, i. 81;