Townes, H.K. 1951. Aulacinae, pp. 657-660. In Muesebeck, C.F.W., K.V. Krombein, and H.K. Townes, eds. Hymenoptera of America North of Mexico, Synoptic Catalog. United States Department of Agriculture, Agriculture Monograph No. 2, 1420 pp
catalog of information about evanioid wasps
Townes, H.K. 1951. Aulacinae, pp. 657-660. In Muesebeck, C.F.W., K.V. Krombein, and H.K. Townes, eds. Hymenoptera of America North of Mexico, Synoptic Catalog. United States Department of Agriculture, Agriculture Monograph No. 2, 1420 pp