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Ommatidium vs Rhabdom - What's the difference?

ommatidium | rhabdom |

As nouns the difference between ommatidium and rhabdom

is that ommatidium is (zoology) one of the conical substructures which make up the eyes of invertebrates while rhabdom is any of the rods that support each ommatidium in the compound eye of arthropods.

ommatidium

English

(wikipedia ommatidium)

Noun

(ommatidia)
  • (zoology) One of the conical substructures which make up the eyes of invertebrates.
  • * 1996': the ‘compound’ eyes of insects [...] are made up of large numbers of facets or '''ommatidia , and in this sense, our own eyes are ‘simple’. — Michael J. Roberts, ''Spiders of Britain and Northern Europe (Collins 1996, p. 12)

    • rhabdom

    English

    Noun

    (wikipedia rhabdom) (en noun)
  • Any of the rods that support each ommatidium in the compound eye of arthropods