Darwin-Hooker Letters : Letter from Hooker, J. D. to Darwin, C. R. on 10 July 1862 : 46r

'Hooker, J. D.'

Darwin-Hooker Letters

Hooker's trip to Switzerland with his wife. Has seen Oswald Heer's fossils, including a leaf, apparently dicotyledonous, from the Lower Lias in Jura. Value of insect and crustacean fossils for systematic determination. Hooker 'impressed with identity of physical features and what wonderful analogy of biological features between Alps and Himalayas'.

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