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Ostrich, African, sexes and incubation of the. Ostriches, stripes of young. Otaria jubata, mane of the male. Otaria nigrescens, difference in the coloration of the sexes of. Otis bengalensis, love-antics of the male. Otis tarda, throat-pouch of the male; polygamous. Ouzel, ring-, colours and nidification of the. Ouzel, water-, singing in the autumn; colours and nidification of the.
Thus the male of the Otaria nigrescens of the southern hemisphere is of a rich brown shade above; whilst the female, who acquires her adult tints earlier in life than the male, is dark-grey above, the young of both sexes being of a deep chocolate colour.
Murie, J., on the reduction of organs; on the ears of the Lemuroidea; on variability of the muscles in the Lemuroidea; basal caudal vertebrae of Macacus brunneus imbedded in the body; on the manner of sitting in short-tailed apes; on differences in the Lemuroidea; on the throat-pouch of the male bustard; on the mane of Otaria jubata; on the sub-orbital pits of Ruminants; on the colours of the sexes in Otaria nigrescens.
The more characteristic species are as follow: Cynopithecus nigrescens, a curious baboon-like monkey if not a true baboon, which abounds all over Celebes, and is found nowhere else but in the one small island of Batchian, into which it has probably been introduced accidentally.
Inhab. Western Australia. Having only a single specimen completely covered with spines, it is impossible to describe the form of the ambulacra or the disposition of the tubercles. The lower figures represent the mouth and vent of the animal in detail. DESCRIPTION OF SOME NEW AUSTRALIAN LEPIDOPTEROUS INSECTS BY EDWARD DOUBLEDAY, ESQ., F.L.S., etc. THYRIDOPTERYX NIGRESCENS, pl. 5. f. 1.
The only quadrumanous animal in the group is the curious baboon-monkey, Cynopithecus nigrescens, already described as being one of the characteristic animals of Celebes.
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