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F1574d
Pamphlet:
de Beer, Gavin ed. 1960. de Beer, G. ed. 1960. Darwin's notebooks on transmutation of species. Part IV, Fourth notebook [E] (October 1838-10 July 1839). Bulletin of the British Museum (Natural History). Historical Series 2 (5) (September): 151-183.
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which abound with deer, 4 Journ. Asiatic Soc. Bengal, vol. 1, 1832, p. 261. Catalogue of Indian Birds , comprising the collections of Major James Franklin and Mr.John Gould. 5 Thomas Hutton. Notes in Natural History , Journ. Asiatic Soc. Bengal, vol. 1, 1832, p. 554: On p. 555: I found that I had waded through the almost incredible number of 5,283 ova. [page] 18
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collections of Major James Franklin and Mr.John Gould.4 Thomas Hutton. Notes in Natural History , Journ. Asiatic Soc. Bengal, vol. 1, 1832, p. 554: On p. 555: I found that I had waded through the almost incredible number of 5,283 ova. 17
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extant letters. The first address was provided in a letter from [J. B. Innes Feb.–Aug. 1855]. Correspondence vol. 13, supplement. Hunt Th. Carew Hunt Esq Hertslet Lew care of Lewis Hertslet Esq Foreign Office Thomas Carew Hunt (1808/9-1886), diplomat and botanist. Lewis Hertslet (1787-1870), Librarian and editor of state papers. Librarian to the Foreign Office, 1810-1857. This entry from letter Hunt to Darwin 2 July 1855. Correspondence vol. 5. Hutton Capt Th. Masuri, India Thomas Hutton (1807
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CUL-DAR205.7.16
Printed:
1880.01.01
Fertility of hybrids from the common and Chinese goose `Nature' 21: 207
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The Complete Work of Charles Darwin Online [page] 207 [Darwin annotation:] Please return this to me C.D. FERTILITY OF HYBRIDS FROM THE COMMON AND CHINESE GOOSE IN the Origin of Species I have given the case, on the excellent authority of Mr. Eyton,1 of hybrids from the common and Chinese goose (Anser cygnoides)2 being quite fertile inter se; and this is the most remarkable fact as yet recorded with respect to the fertility of hybrids, for many persons feel sceptical about the hare and the
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F1786
Periodical contribution:
Darwin, C. R. 1880. Fertility of hybrids from the common and Chinese goose. Nature. A Weekly Illustrated Journal of Science 21 (1 January): 207.
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is no safe and immutable criterion of specific difference. We have, however, much better evidence on this head, in the fact of two individuals of the same form of heterostyled plants, which belong to the same species as certainly as do two individuals of any species, yielding when crossed fewer seeds than the normal number, and the plants raised from such seeds being, in the case of Lythrum salicaria,9 as sterile as are the most sterile hybrids. CHARLES DARWIN Down, December 15 1 Charlesworth's
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