Ensign Wasp
Arizona, USA

photograph © Alex Wild 2007

Evaniid wasps are considered to be beneficial insects as they are parasites of cockroach egg-cases.  The small gaster attached high on the mesosoma is diagnostic for this unusual wasp family.

USA AZ Pima Co.: Tucson
32º14'N 110º58'W 730 m
6.vii.2006 Wasp indoors.

This image is copyrighted by the photographer and cannot be used without permission. To obtain permission to use this image, please email Alex Wild. (alwild (at)  Most of the photographs on are reduced from their original size and compressed for more efficient web transmission.  In some cases, higher quality versions are available.

This image was captured with a Canon EOS 20D, using a Canon MP-E 65mm 1-5x Macro Lens.