RECORD: Darwin, C. R. n.d. [Worm notes]. Summary of contents of gizzard. CUL-DAR65.119 and CUL-DAR65.120. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2021. 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-DAR65 contains materials for Earthworms, notes, observations, proofs etc. 1880-1881.
119
Summary of contents of gizzard
(used)
Stones 22
Sand 3
Concretion 2
OOO 119
22 [+] 3 [+] 2 [+] 11 [=] 38 worms with gizzard opened
From here see that in 38 worms, the gizzards of worms were opened 22 containing small stones, 3 many grains of sand – 2 colour concretions – milky 27 - & 11 had no hard substance in gizzard.
120
Under digestion do not give case of 2 gizzards & moniliform. gizzard or any particular about living instances or transverse view
I have not done so
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 18 June, 2025