adj. [Gr. pseudos, false; konas, cone]
In certain Diptera and Odonata, a condition where the cone of the ommatidium is liquid-filled or gelatinous rather than a crystalline cone (eucone condition).

Online Dictionary of Invertebrate Zoology. . 2005.

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  • pseudocone — I. “+ˌ adjective Etymology: pseud + cone : being an insect eye in which the crystalline cone is formed by a vitreous secretion of the cone cells compare eucone II. noun : a pseudocone eye …   Useful english dictionary

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  • acone eye — (ARTHROPODA: Insecta) A condition (possibly primitive) of a compound eye in which the ommatidium is lacking a crystalline cone, but is modified in the form of elongated transparent bodies called Semper cells; see pseudocone, eucone, exocone …   Dictionary of invertebrate zoology

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