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Darwin’s study of the Cirripedia

Summary

Darwin’s work on barnacles, conducted between 1846 and 1854, has long posed problems for historians. Coming between his transmutation notebooks and the Origin of species, it has frequently been interpreted as a digression from Darwin’s species work. Yet…

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  • Darwins work on barnacles, conducted between 1846 and 1854, has long posed problems
  • frequently been interpreted as a digression from Darwins species work. Yet when this study is
  • Moreover, as the letters in this volume suggest, Darwins study of cirripedes, far from being merely
  • on the species question (Crisp 1983).    Darwins interest in invertebrate zoology stemmed
  • references to the ova of various invertebrates, and Darwins first scientific paper, presented
  • voyage. Darwin expressed his current enthusiasm in a letter to William Darwin Fox, 23 May 1833 ( …
  • from common barnacles.    It was perhaps Darwins further discovery of developing eggs within
  • Prior to the publication in 1830 of John Vaughan Thompsons account of the developmental history of
  • mantle cavity contained sea-water (Winsor 1969). Thompsons sequential observations of the
  • such questions as yours,—whether number of species &c &c should enter as an element in
  • from common stocksIn this view all relations of analogy &c &c &, consist of those
  • metamorphoses, as we shall see presently in Hippoboscus &c  states that in Crust, antennæ & …
  • of the common barnacles (the Lepadidae and Balanidae) in 1853. Upon dissecting Alcippe and
  • was challenged in 1859 by August Krohn. As he admitted in a letter to Charles Lyell, 28 September
  • … (as Darwin called it in his Autobiography and in his letter to Lyell), was more than a matter of
  • Toward the end of his study of Balanus , in a letter to Hooker on 25 September [1853] ( …
  • latter instrument suited his purposes well; he reported in a letter to Richard Owen, 26 March 1848
  • and mounting his specimens is well demonstrated by a letter he wrote to Charles Spence Bate, 13
  • spirits  Every cirriped that I dissect I preserve the jaws &c. &c. in this manner, which
  • received the Royal Medal of the Royal Society of London in 1853, even before completing the second
  • Informing Darwin about the award ( Correspondence vol. 5, letter from J. D. Hooker, [4 November
  • printed in the Proceedings of the Royal Society 6 (1853): 3556, mentioned both Coral reefs
  • it was empirically invalid ( Calendar nos. 2118 and 2119, letter to T. H. Huxley, 5 July [1857] …
  • conception of archetype in a letter to Huxley, 23 April [1853] ( Correspondence vol. 5), …