RECORD: Darwin, C. R. On the Banda Oriental side near to the dos Hermanas. (nd) CUL-DAR42.140 Transcribed by Kees Rookmaaker, edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Kees Rookmaaker, corrections and editing by John van Wyhe 3.2011. RN1
NOTE: Editorial symbols used in the transcription:
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Reproduced with the permission of the Syndics of Cambridge University Library and William Huxley Darwin.
On the Banda Oriental side near to the dos Hermanas, there occurs a precipitous mass of Horn-stone
At R San Antonio de Areco.
large small bones are converted into large ones ! i.e. large bones occur there
At Agraciado, 15 leagues from Martin Garcia, small shells are burnt for lime
A small. Rodentia, without a tail. of a grey colour: is called either Coney del campo. or Aperia
Limestone occurs at Mercedes (Mrs Lumb & Hughes). —
Also at las Vacas. very soft. (Mr Tweedees)3
Mr Tweedies notes on sailing up Rio Parana for about 50 miles before arriving at [Barradero] or San Pedros. — the river is bounded on its Western side by a low cliff about 4 feet high: From San Pedros to Rozario. the cliff is about
1 Charles Hughes, a school fellow of Darwin's, attended Shrewsbury School, 1818-1819 and resident in Buenos Ayres, 1832-1833.
2 Edward Lumb (1804-75), English merchant in Buenos Ayres.
3 John Tweedie (1775-1862), Scottish gardener and plant collector based at Buenos Ayres, who owned a garden at Retiro. We are grateful to Jeff Ollerton for providing this information.
40 feet high. — From this point to Santa Fe the banks are inclined & wooded. —
On the East bank. —
At Punta Gorda, the cliff is broken at Bajada. the cliff is from 40 to 50 feet high & composed of beds of reddish clay about 6 feet thick alternating with thicker beds of oysters shells. adhaering together. — These shells are of great diameter. & nearly one inch thick. not quite circular: the water of river causes masses to fall down & these are burnt for lime.
There is a calera. or lime kiln north of Salto. —
Mr Tweedie mentions the death of vast numbers if cattle, who during a long draught came to drink.
fell rushed down the low cliff were exhausted & could not rise: may not this account for the number of [ Mastadon] bones found in one bed of river
Look to D'Orbigny list of fossils, when making out list
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Citation: John van Wyhe, editor. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 2 July, 2012