The Descent of Man and Selection in Relation to Sex, Vol. II (1st Edition)
i. 269;
love-gestures of the male, ii. 68; double moult in, ii. 81, 83.
BUTLER, A. G., on sexual differences in the wings of _Aricoris epitus_,
The Descent of Man and Selection in Relation to Sex, Vol. II (1st Edition)
love-gestures of the male, ii. 68; double moult in, ii. 81, 83.
BUTLER, A. G., on sexual differences in the wings of _Aricoris epitus_,