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To A. O. Kovalevsky    28 October 1873

Summary

Thanks for AOK’s work on the larvae of the Ascidians.

Author:  Charles Robert Darwin
Addressee:  Alexander Onufrievich Kovalevsky (Александр Онуфриевич Ковалевский)
Date:  28 Oct 1873
Classmark:  Milestones of Science Books (dealers) (2021 catalogue 2, item 2)
Letter no:  DCP-LETT-9115F

From Alexander Onufrievich Kovalevsky   25 September 1870

Summary

Outlines the evidence for his view that ascidian larvae are true vertebrates presented in his paper ["Weitere Studien über die Entwicklung der einfachen Ascidien", Arch. Mikrosk. Anat. 7 (1871): 101–302]. CD can cite this as confirmation of AOK’s earlier claims.

Author:  Alexander Onufrievich Kovalevsky (Александр Онуфриевич Ковалевский)
Addressee:  Charles Robert Darwin
Date:  25 Sept 1870
Classmark:  DAR 169: 52
Letter no:  DCP-LETT-7326
Document type
letter (2)
Correspondent
Darwin, C. R.disabled_by_default
Kovalevsky, A. O.disabled_by_default
Date
1870 (1)
1873 (1)