skip to content

Darwin Correspondence Project

From Rudolph Riemann   9 July 1875

The transcript of this letter is not yet available online.

Summary

Professional sheep-breeder interested in laws of inheritance reports his crosses between Serinus hortulanus and Dryospiza canaria. Seeks to make a new species. Crosses carried out with animals varying in their proportion of Serinus and Dryospiza parentage. Confirms Prosper Lucas’ law as given in Origin, ch. 9, with exception that strong individuals exhibit prepotency.

Summary

Professional sheep-breeder interested in laws of inheritance reports his crosses between Serinus hortulanus and Dryospiza canaria. Seeks to make a new species. Crosses carried out with animals varying in their proportion of Serinus and Dryospiza parentage. Confirms Prosper Lucas’ law as given in Origin, ch. 9, with exception that strong individuals exhibit prepotency.

Letter details

Letter no.
DCP-LETT-10054
From
Rudolf Ehrenfried (Rudolf) Riemann
To
Charles Robert Darwin
Sent from
Zell am See
Source of text
DAR 176: 157, 157/1
Physical description
3pp (German) †, trans 2pp

Please cite as

Darwin Correspondence Project, “Letter no. 10054,” accessed on 17 August 2017, http://www.darwinproject.ac.uk/DCP-LETT-10054

Also published in The Correspondence of Charles Darwin, vol. 23

letter