[196] Hist. Anim. lib. vi, cap. 3.
[197] Ibid.
[198] De Gen. Anim. lib. i, cap. 13.
[199] Gen. Anim. lib. i, cap. 20.
[200] Loc. cit. p. 47.
[201] De Gener. Anim. lib. ii, cap. 4.
[202] De form. fœt.
[203] Phys. lib. i, cap. 1.
[204] Gener. Anim. lib. iii, cap. 7.
[205] Gener. Anim. lib. ii, cap. 4.