Daniell, fertility of English dogs in Sierra Leone, ii. [161].
Danish Middens, remains of dogs in, i. 18.
Dappling in horses, asses, and hybrids, i. 55.
Dareste. C., on the skull of the Polish fowl, i. 262;
on the production of monstrous chickens, ii. [289];
co-existence of anomalies, ii. [331];
production of double monsters, ii. [340].
Darvill, Mr., heredity of good qualities in horses, ii. [11].
Darwin, C., on Lepus magellanicus, i. 112;
on the wild potato, i. 330;