Universal Chalcidoidea Database

Distribution references

Records of Pteromalus Swederus, 1795 in Nearctic:

Records 1 - 3 of 3
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Burdick, D.J. 1961, A taxonomic and biological study of the genus Xyela Dalman in North America. University of California Publications in Entomology 17:285-355    
LaSalle, J. 1994, North American genera of Tetrastichinae (Hymenoptera: Eulophidae). Journal of Natural History 28:164    
Thompson, W.R. 1958, A catalogue of the parasites and predators of insect pests. Section 2. Host parasite catalogue, Part 5. pp.597 Commonwealth Agricultural Bureaux, Commonwealth Institute of Biological Control, Ottawa, Ontario, Canada