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Bohart R.M. & Menke A.S., 1976 - Sphecid wasps of the world

PostPosted: 25 Aug 2010 18:37
by Euchroeus
Bohart R.M. and Menke A.S., 1976 - Sphecid Wasps of the World: a Generic Revision.
University of California Press, Berkeley, California, ISBN 0-520-02318-8.