Ant key 32
Subfamily Ectatomminae
Genus Rhytidoponera
Distinctive saddle-shaped constriction of the dorsal surface of the mesosoma in the region of the posterior mesonotum and anterior propodeum (Fig. a). Brown slightly metallic appearance. |
Rhytidoponera chalybaea |
Saddle-shaped constriction of the dorsal surface of the mesosoma absent (Fig. b). Green metallic appearance. | R. metallica |
Fig. a: Dorsal surface of the mesosoma of R. chalybaea
Fig. b: Dorsal surface of the mesosoma of R. metallica