Danaids, [19].

Darwin, [11], [25], [29], [36], [38], [66], [81], [83].

Definite variation, [3], [4], [60], [76]-[79], [82].

Degeneration, [30] et seq., [39] et seq. [55], [63], [64], [79].

Delâge, Yves, [40], [69].

Determinants, [6] et seq., [10], [36] et seq. [42], [54], [58].

Developmental mechanics, [8], [9].

De Vries, [40].

Dimorphism, [58].

Directions of variations, [83].