TextFig. 11.
Three frontal sections through the brain of Crabro cribrarius (A), Prosopis variegata ♀ (B), and Sphecodes gibbus ♀ (C). Ca.e: outer calyx, Ca.i: inner calyx, M.m.i: lobula, M.m.m: medulla, L.pr: protocerebral lobes, L.olf: olfactory lobes, C.K: central body, P: pars intercerebralis. Magnification: A and C: 1:60; B: 1:75.
