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From:
Charles Robert Darwin
To:
Johann Friedrich Theodor (Fritz) Müller
Date:
8 Sept [1869]
Source of text:
The British Library (Loan MS 10 no 30)
Summary:

Wants observations on a Papilio to see whether ticking noise is confined to one sex.

Experiments on self-sterility.

Will send copy of his orchid paper ["Fertilisation of orchids", Collected papers 2: 138–56].

Eschscholzia when self-fertilised, produced pods.

Contributor:
Darwin Correspondence Project
From:
James Orton
To:
Charles Robert Darwin
Date:
8 Sept 1869
Source of text:
DAR 173: 38
Summary:

Sends a lower molar of fossil horse from Quito. Curious as to its species, especially in view of Owen’s findings in Mexico.

Contributor:
Darwin Correspondence Project
From:
Edward Burnett Tylor
To:
Charles Robert Darwin
Date:
8 Sept 1869
Source of text:
DAR 178: 201
Summary:

Wishes to borrow a paper by R. G. Haliburton on superstitions connected with sneezing [see 5635].

Contributor:
Darwin Correspondence Project
From:
John Blackwall
To:
Charles Robert Darwin
Date:
8 Sept 1869
Source of text:
DAR 82: A80–1
Summary:

His observations on young of Theridion lineatum reveal no characteristics distinguishing one from another;

quotes N. Westring on stridulation in Theridion serratipes [see Descent 1: 339].

Contributor:
Darwin Correspondence Project
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