Chemical Integration of Myrmecophilous Guests in Aphaenogaster Ant Nests

Figure 1

Sternocoelis beetles (Coleoptera: Histeridae). (a, b): Sternocoelis hispanus morphology, sex unknown (photo (b) by Martin Švarc and Peter Koniar); (c): two Sternocoelis slaoui riding on an Aphaenogaster worker (Photo Martin Švarc and Peter Koniar, Larache, Morocco, February 2010); (d): Sternocoelis hispanus beetles feeding on mealworm larvae; (e): S. hispanus jumping on an ant worker; (f, g): aggressive behaviour against allocolonial S. hispanus in the foraging arena-transport by an Aphaenogaster worker (f): aggression; (g): S. hispanus cleaning ant larvae. All photos unless (b) and (c) by Alain Lenoir.

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