Quagga, effect of fecundation by, on the subsequent progeny of a mare, i. 403-404.

Quatrefages, A. de, on the burrowing of a bitch to litter, i. 77;

selection in the silkworm, i. 301;

development of the wings in the silkmoth, i. 303, ii. [298];

on varieties of the mulberry, i. 334;

special raising of eggs of the silkmoth, ii. [197];

on disease of the silkworm, ii. [228];

on monstrosities in insects, ii. [269], [391];

on the Anglo-Saxon race in America, ii. [276];

on a change in the breeding season of the Egyptian goose, ii. [304];