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Now it is in strict conformity with our rule, that in the young male koodoo, although ten months old, the horns were remarkably small, considering the size ultimately attained by them; whilst in the young male eland, although only three months old, the horns were already very much larger than in the koodoo. Antilocapra Americana. I have to thank Dr.
What is certain is that Antilocapra is now a completely isolated form, fully entitled to rank as a family all by itself.
Besides the Palaeryx, which may be related to the true American deer Odocoileus, we have found the complete skeleton of a small animal named Merycodus, nineteen inches high, possessed of a complete set of delicate antlers with the characteristic burr at the base indicating the annual shedding of the horn, and a general structure of skeleton which suggests our so-called pronghorn antelope, Antilocapra, rather than our true American deer, Odocoileus.
Canfield, Dr., on the horns of the Antilocapra. Canine teeth in man, diminution of, in man; diminution of, in horses; disappearance of, in male ruminants; large in the early progenitors of man. Canines, and horns, inverse development of. Canoes, use of. Cantharis, difference of colour in the sexes of a species of. Cantharus lineatus.
These differences in the tusks of the several races and species of elephants the great variability of the horns of deer, as notably in the wild reindeer the occasional presence of horns in the female Antilope Bezoartica, and their frequent absence in the female of Antilocapra americana the presence of two tusks in some few male narwhals the complete absence of tusks in some female walruses are all instances of the extreme variability of secondary sexual characters, and of their liability to differ in closely-allied forms.
Anthocharis genutia. Anthocharis sara. Anthophora acervorum, large male of. Anthophora retusa, difference of the sexes in. Anthropidae. Anthus, moulting of. Antics of birds. Antigua, Dr. Nicholson's observations on yellow fever in. Antilocapra americana, horns of. Antilope bezoartica, horned females of; sexual difference in the colour of. Antilope Dorcas and euchore. Antilope euchore, horns of.
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