RECORD: Darwin, C. R. n.d. Forbes Paper, showing that land-shells change slower than fresh-water shells. CUL-DAR205.9.83. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 10.2021. 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 volume CUL-DAR205.9 contains notes on palaeontology and geology [regarding theory of evolution].
[83]
Forbes Paper, showing that land-shells change slower than fresh-water shells, is most important - like Lyell has shown than Mammals change quicker than sea-shells - shows rate of change does not depend on highness of organization - shows that laws of extinction not uniform nor by sweeps - Ask Forbes about sea-shells.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 26 July, 2023