A manual of British vertebrate animals: or Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands: including the domesticated, naturalized, and extirpated species: the whole systematically arranged Q Science
Die mutationstheorie. Versuche und beobachtungen über die entstehung von arten im pflanzenreich Q Science
