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File:Hypothetical Ancestral Mollusc by Huxley.jpg

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Description
English: The earliest visual depiction of a "hypothetical ancestral mollusc" or "HAM".
  • a. Anus.
  • o. Ovary (not shown in illustration).
  • b. Buccal mass.
  • c. Contractile sac (nephridium).
  • pp. Propodium.
  • ep. Epipodium.
  • g. Tentacles.
  • u. Auricle.
  • i. Eye or optic nerve.
  • j. Auditory vesicle or nerve.
  • k. Stomach.
  • k'. Pyloric cecum.
  • n. Branchire (ctenidium).
  • mt. Metapodium.
  • ms. Mesopodium.
  • v. Ventricle.
  • w. Aorta.
  • x. Cerebral ganglia.
  • y. Pedal ganglia.
  • z. Parieto-splanchnic ganglia.
  • β. Buccal ganglia.
Date
Source https://archive.org/details/philtrans07454822
Author T. Huxley
Other versions File:Schematic mollusc3.svg

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This file is in the public domain because the original document is marked "Creative Commons Public Domain Mark 1.0" but the specific corresponding copyright tag for use on commons could not be determined. Work was published in the UK in 1853.

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current10:55, 28 August 2014Thumbnail for version as of 10:55, 28 August 20144,572 × 1,721 (1.15 MB)KDS444 (talk | contribs)User created page with UploadWizard

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