RECORD: Darwin, C. R. n.d. Embryology shows there has been advance. CUL-DAR48.A82. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2021. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR48 contains notes for Natural selection chap. 8 'Transitions of Organs'. Notes on bees' cells for origin of species theory.
[A82]
Embryology shows there has been advance
Nat. Selec tends to speciation & advance - so in intellect
But I cannot in imagination follow out steps of advance for cell.
Huxley homologies of Vertebrata & Articulata
All do plant for germinal cell or vesicle
[in margin:] Difficulties I must enlarge on these
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 25 September, 2022