ducks of, i. 280.

Male, influence of, on the fecundated female, i. 397-406;

supposed influence of, on offspring, ii. [68].

Male flowers, appearance of, among female flowers in maize, i. 321.

Malformations, hereditary, ii. [79].

Malva, fertilisation of, i. 402, ii. [363].

Mamestra suasa, ii. [157].

Mammæ, variable in number in the pig, i. 74;

rudimentary, occasional full development of, in cows, i. 87, ii. [317];

four present in some sheep, i. 95;