The Phylogeny of the Hymenopteran Brain

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TextFig. 12.
TextFig. 12.

Two frontal sections through the brain of Colletes cunnicularius ♀ (A) and ♂ (B). Ca.e outer calyx, Ca.i inner calyx, M.m.m medulla, M.m.i lobula, C.K central body, L.olf olfactory lobe, L.pr protocerebral lobe. Scale: 1:52.

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