RECORD: Darwin, C. R. n.d. [Abstract of Cox, Birds of Franklin County, Indiana, 1869.] CUL-DAR88.153. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 9.2021. RN1

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volumes CUL-DAR 87-90 contain material for Darwin's book Descent of man 2d ed. (1874-1877).

Cox, E. T. 1869. Birds of Franklin County, Indiana. First annual report of the Geological Survey of Indiana: Indiana Geological Survey Annual Report 1869, p. 227: of the Ruffled Grouse "The curious drumming noise which this bird is in the habit of making during the breeding season in the spring…"

[153]

Cox. Geolog. Survey of Indiana p. 227 on the Drumming of Bonasa Umbellus (I believe used)

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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 16 October, 2023