Universal Chalcidoidea Database

Distribution references

Records of Roptrocerus xylophagorum Ratzeburg, 1844 in Canada:

Records 1 - 8 of 8
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Bright, D.E. 1996, Notes on native parasitoids and predators of the larger pine shoot beetle, Tomicus piniperda (Linnaeus) in the Niagara region of Canada (Coleoptera: Scolytidae). Proceedings of the Entomological Society of Ontario 127:57-62    
Grissell, E.E. 1979, Family Torymidae. Catalog of Hymenoptera in America North of Mexico 1:764 (Eds: Krombein, K.V.; Hurd, P.D.; Smith, D.R.; Burks, B.D.) Smithsonian Institution Press, Washington, D.C.    
Herting, B. 1973, Coleoptera to Strepsiptera. A catalogue of parasites and predators of terrestrial arthropods. Section A. Host or Prey/Enemy. 3:140 Commonwealth Agricultural Bureaux, Institute of Biological Control    
Langor, D.W. 1991, Arthropods and nematodes co-occurring with eastern larch beetle, Dendroctonus simplex (Col.: Scolytidae), in Newfoundland. Entomophaga 36(2):303-313    
Langor, D.W.; Raske, A.G. 1988, Mortality factors and life tables of the eastern larch beetle, Dendroctonus simplex (Coleoptera: Scolytidae), in Newfoundland. Environmental Entomology 17(6):959-963    
Peck, O. 1963, A catalogue of the Nearctic Chalcidoidea (Insecta; Hymenoptera). Canadian Entomologist (Supplement) 30:576-577    
Peck, O. 1963, A catalogue of the Nearctic Chalcidoidea (Insecta; Hymenoptera). Canadian Entomologist (Supplement) 30:577-578    
Provancher, L. 1887, Faune entomologique de Canada, 2. Additions et corrections à la faune Hymémenoptèrologique de la province de Québec. pp.202 (Parasitoid identification correct)