Confident of species theory as result of applying it to cirripede sexual systems.
CD’s opinion of E. Blyth. JDH should meet Blyth, inquire about domesticated varieties, study insular flora, solve coal-plant problem.
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Confident of species theory as result of applying it to cirripede sexual systems.
CD’s opinion of E. Blyth. JDH should meet Blyth, inquire about domesticated varieties, study insular flora, solve coal-plant problem.
CD makes progress with barnacles. Describes "supplemental" males in detail. In working out metamorphosis, their crustacean homologies followed automatically.
CD opposes appending first describer’s name to specific name.
Though correspondence has never ebbed so low, CD is constantly in his thoughts.
Observations on cheetahs used as domesticated hunting animals.
Finds geographical barriers sometimes separate species, but also finds species that remain separate where there are no barriers to migration.
Colour "individuates" isolated animal species.
Plains and alpine animal distribution show altitude not strictly analogous to latitude.
Impact of timber cutting on climate has led to extinction of crocodiles.
Will discuss coal formation in letter to Edward Forbes.
CD often asked whether isolated mountains in southern latitudes had closely allied representatives of Arctic and north temperate plants; JDH has found a representative barberry.
Making for Darjeeling via Calcutta.
Brian Hodgson reading CD’s Journal of researches with delight.
Forwarding breeding pamphlets.
JDH recommends P. S. Pallas on degeneration.
CD’s facts on sex in barnacles startling.
Hugh Falconer’s health.
Hugh Falconer’s misbehaviour.
Waiting out rains at Brian Hodgson’s.
Will make botanical transverse section of Himalayas from plains to snow.
Arrangements to pass Sikkim Rajah’s territory.
No evidence of glacial or diluvial action in sub-Himalayan mountains. No evidence of detrital coal formation.
Hodgson’s replies to CD on introduced species and hybrids.