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Mül·le·ri·an mimicry(myo͞o-lîr′ē-ən, mə-, mĭ-)
A form of protective mimicry, especially in insects, in which two or more distasteful or harmful species closely resemble each other and are therefore avoided equally by all their predators.
[After Johann Friedrich Theodor (Fritz) Müller (1821-1897), German-born Brazilian zoologist.]
(Zoology) zoology mimicry in which two or more harmful or inedible species resemble each other, so that predators tend to avoid them
[C19: named after J.F.T. Müller (1821–97), German zoologist who first described it]