A

— Fig. 26.3. Mating trials of A. Andrena maculipes with Ophrys lutea; B. Andrena mactae with Ophrys fusca (after Kallenberg, 1961; Jolivet, 1991).

— Fig. 26.2. Larva of Plecia nearctica. 1112 mm (after Hetrick, 1970).

— Fig. 26.4. Male of Myrmecia urens pseudocopulating on the labellum of the orchid, Leporellafimbriata. L: labellum; P: pollen accumulated on the vector; S: stigma (after Peakall, 1989: Jolivet, 1991).

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