Packard, A.S. (1864). The humble bees of New England and their parasites; with notices of a new species of Anthophorabia, and a new genus of Proctotrupidae. Proceedings of the Essex Institute, communications. 4: 107-140 [1866].
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Packard, A.S.
1864
The humble bees of New England and their parasites; with notices of a new species of Anthophorabia, and a new genus of Proctotrupidae.
Proceedings of the Essex Institute, communications