RECORD: Darwin, C. R. 1858.09.17. The examination of oldish combs shows clearly that marginal ridge is related & piled up. CUL-DAR48.B36. 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.
[B36]
The examination of oldish combs shows clearly that marginal ridge is related & piled up (see small brown slice in spec drawer) in relation to each plane of trihedral base
In young combs, where wax is piled up in superabundance & rather irregularly this symmetry is lost & hence misled Huber. In old comb it is like (a) [sketch] (b) [sketch] in young it is like with medial wall sending off branches.
Sept 17th/58/
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 16 October, 2023