FIGURE 1 in Revisionary notes on Chonocephalus Wandolleck (Diptera: Phoridae) with keys to species of the Holarctic Region

FIGURE 1. Chonocephalus male hypopygium, diagrammatic ventral view of a generalised species. A = anal tube (with median hypoproct and paired cerci); E = epandrium; H = hypandrium; X = penis complex (simplified). a, p = anterior and posterior processes (probably = subepandrial sclerites) of epandrium; l = lobe(s) of hypandrium; g = gonopod; b = bridge (probably = sternite 10); c = left surstylus clasper; s = spine (modified bristle) of epandrium.