Encloses Ehrenberg letter, Galapagos seaweed, and specimens of Conferva.
H. Denny would like specimens of Antarctic Pediculi.
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Encloses Ehrenberg letter, Galapagos seaweed, and specimens of Conferva.
H. Denny would like specimens of Antarctic Pediculi.
Declines to undertake to have AM’s journal published but recommends possible publishers in England.
Expresses scepticism about AM’s glacier theory. Emphasises role of floating ice instead. Mentions article by William Hopkins on movement of glaciers.
Can hardly believe he made a mistake in specimens sent to HD. Recopies numbers in case he transposed them. [Has to do with lice taken from a specimen of aperea and put into spirits during Beagle voyage.]
Thanks Horner for his letter [about Volcanic islands].
Discusses craters of elevation with respect to the views of Leopold von Buch and Élie de Beaumont. Compares Lyell’s views to those of continental geologists. Mentions reading A. D. d’Orbigny [Voyage dans l’Amérique méridionale (1835–47)].
Encloses note from Emma to Mrs Horner, inviting the Horners to visit Down.
Encloses pamphlet from Ehrenberg who asks about deep-sea soundings from JDH’s voyage.