Asks CD’s opinion on the accuracy of stating that barley and wheat are different varieties of the same species.
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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.
Asks CD’s opinion on the accuracy of stating that barley and wheat are different varieties of the same species.
On the proportion of sexes in crabs; coloration and structural differences.
On the colours of sexes in Crustacea; the structure of male crabs.
Quotes information from Dr Power on colour of sexes of Crustacea in Mauritius [see Descent 1: 335].
On dentition of moles. On double teeth [see Variation 2: 391].
Difference in size of male and female Crustacea.
On structure of Crustacea; size of claws [see Descent 1: 330–1].
A case of fighting in crabs (Portunus puber against Carcinus maenas) [see Descent 1: 332].
On hybridism between the fox and dog; asks whether CD knows of a reliable case of offspring from this cross.
Does CD want details on a white cat with blue eyes, but not deaf?
Mating practice of Carcinus maenas [see Descent 1: 331].
Difference in size in sexes of Crustacea.
Reports a case of a smooth-leaved holly tree with one branch of prickly leaves; is willing to supply more details.
Provides further detail on his smooth-leaved holly tree with a spiny-leaved branch; his gardener asserts no budding or grafting has taken place.
Has read in papers about CD’s forthcoming work [Expression]; sends anecdote about a dog visiting a dentist for relief of a toothache – thus showing "moral courage".
Thanks CSB for drawings of [cirripede] larva and for permission to cite unpublished paper ["On the development of the cirripedes", Ann. & Mag. Nat. Hist. 2d ser. 8 (1851): 324–32]. Describes method of preserving specimens. Mentions Balanus common on tidal rocks at Tenby.
Thanks CSB for cirripede larvae.
Has been unwell.
Cannot see transverse articulation referred to and does not believe in it.
Sends species synonyms.
Discussion of Chthamalinae.
Suggests using asphalt to seal specimen containers.
Comments on mouth of larva.
Asks if CSB can help him obtain specimen of Verruca.
Thanks for specimens of cirripedes attached to rocks, which show no boring. CD hopes to see some on limestone.
Encourages CSB to do research on the complemental males of Scalpellum vulgare.
Will quote CSB on discovery of Alcippe lampas.
Hopes CSB continues to look for Verruca on limestone.
Discusses use of CSB’s larvae illustrations [for Living Cirripedia].
Sends thanks for recent specimen, which gave him conclusive evidence that Verruca acts only on calcareous rocks.
Asks for a reference on carbonic acid.
Is glad CSB progresses in research on spider-like Crustacea.
Asking for specific information about reproduction in barnacles.
Thanks for note about enlarged left arm of Gelasimus.