HOWARD, C., on an Egyptian monument. -on crossing sheep.

HUC, on the Emperor Khang-hi.
-Chinese varieties of the bamboo.

HUMBOLDT, A., character of the Zambos. -parrot speaking in the language of an extinct tribe. -on Pulex penetrans.

HUMIDITY, injurious effect of, upon horses.

HUMPHREYS, Col., on Ancon sheep.

HUNGARIAN cattle.

HUNTER, JOHN, period of gestation in the dog. -on secondary sexual characters. -fertile crossing of Anser ferus and the domestic goose. -inheritance of peculiarities in gestures, voice, etc. -assumption of male characters by the human female. -period of appearance of hereditary diseases. -graft of the spur of a cock upon its comb. -on the stomach of Larus tridentatus.

HUNTER, W., evidence against the influence of imagination upon the offspring.

HUTH, Mr., close interbreeding of rabbits. -consanguineous marriages.

HUTTON, Capt., on the variability of the silk-moth. -on the number of species of silkworms. -markings of silkworms. -domestication of the rock-pigeon in India. -domestication and crossing of Gallus bankiva. -reversion in goats from a cross.