Asks about the period of gestation in dogs.

Has received the shipment of skeletons of fowls. Asks TCE species name of Gungla cock. Mentions other specimens.

Discusses results of his examination of fowls’ skeletons. Wants to quote TCE on variation in skeletons of allied species. Asks about skulls of birds with topknots.

Thanks TCE for telling him of his crossed pigs. When they are grown, he would like to know whether they resemble each other.

Doubts the half-bred Gallus sonnerati will be productive, though he was assured many years ago that such a fertile half-breed once occurred.

Asks TCE to confirm some general statements on resemblances in skeletons of birds of same genus.

Asks TCE to verify whether otter-hounds have more skin between their toes than other hounds. Also interested in cases of infertile matings between normally fertile individuals.

Thanks TCE for information about breeding

and for his promise to measure feet of otter-hounds [see Variation 1: 39–40].

Thanks TCE for copy of his book [Osteologia avium (1867)].

Recalls visits to Eyton.

Has heard that book by Alphonse M[ilne]-Edwards [? Recherches anatomiques et paléontologiques, 4 vols. (1867–71)] is excellent.

Asks when horns appear on young male fallow deer.

Thanks TCE for fawn’s head.