This research is part of a long-term project in which it is hoped to make a detailed comparison of the behavior of as many species as possible of the subfamily Nyssoninae, in the hope of drawing deductions regarding the evolution of specific behavioral components in this complex. Project Number 115.
Evans, Howard E.
"Comparative Ethology of Digger Wasps of the Subfamily Nyssoninae,"
Jackson Hole Research Station Annual Report: Vol. 1962
, Article 10.
Available at: https://repository.uwyo.edu/jhrs_reports/vol1962/iss1/10