Universal Chalcidoidea Database

Distribution references

Records of Pachyneuron Walker, 1833 in United States of America-Oregon:

1 record found
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Messing, R.H.; Aliniazee, M.T. 1989, Introduction and establishment of Trioxys pallidus (Hym.: Aphididae) in Oregon, U.S.A. for control of filbert aphid Myzocallis coryli (Hom.: Aphididae). Entomophaga 34(2):161