Universal Chalcidoidea Database

Distribution references

Records of Roptrocerus xylophagorum Ratzeburg, 1844 in United States of America-Virginia:

Records 1 - 2 of 2
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Berisford, C.W.; Kulman, H.M.; Pienkowski, R.L. 1970, Notes on the biologies of hymenopterous parasites of Ips spp. bark beetles in Virginia. Canadian Entomologist 102(4):484-490    
Peck, O. 1963, A catalogue of the Nearctic Chalcidoidea (Insecta; Hymenoptera). Canadian Entomologist (Supplement) 30:576-677