ii. 211;

on the sexes and young of the sparrows, ii. 212; on dimorphism in some herons, ii. 214; on orioles breeding in immature plumage, ii. 214; on the sexes and young of _Buphus_ and _Anastomus_, ii. 217; on the young of the blackcap and blackbird, ii. 219; on the young of the stonechat, ii. 220; on the white plumage of _Anastomus_, ii. 229; on the horns of _Antilope bezoartica_, ii. 246; on the horns of Bovine animals, ii. 247; on the mode of fighting of _Ovis cycloceros_, ii. 249; on the voice of the Gibbons, ii. 276; on the crest of the male wild goat, ii. 282; on the colours of _Portax picta_, ii. 287; on the colours of _Antilope bezoartica_, ii. 288; on the development of the horns in the Koodoo and Eland antelopes,