Universal Chalcidoidea Database

Distribution references

Records of Torymus Dalman, 1820 in Canada:

Records 1 - 8 of 8
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Hedlin, A.F. 1964, Life history and habits of a midge, Phytophaga thujae Hedlin (Diptera: Cecidomyiidae) in western red cedar cones. Canadian Entomologist 96(7):950-957    
Herting, B. 1978, Neuroptera, Diptera, Siphonaptera. A catalogue of parasites and predators of terrestrial arthropods. Section A. Host or Prey/Enemy. 5:18,20,25,27 Commonwealth Agricultural Bureaux, Commonwealth Institute of Biological Control    
Judd, W.W. 1977, Insects reared from the gall on red oak caused by Callirhytis lanata (Gillette) in Ontario, Canada (Hym., Cynipidae). Marcellia 40(1-4):193-194    
Miller, G.E. 1984, Biological factors affecting Contarinia oregonensis (Diptera: Cecidomyiidae) infestations in Douglas-fir seed orchards on Vancouver Island, British Columbia. Environmental Entomology 13(3):873-877    
Prévost, Y.H. 1990, Spruce cone axis midge, Dasineura raciphaga Tripp (Diptera: Cecidomyiidae), in cones of black spruce, Picea mariana (Mill.) B.S.P. Canadian Entomologist 122(5/6):441-447    
Thompson, W.R. 1958, A catalogue of the parasites and predators of insect pests. Section 2. Host parasite catalogue, Part 5. pp.654 Commonwealth Agricultural Bureaux, Commonwealth Institute of Biological Control, Ottawa, Ontario, Canada    
West, R.J. 1989, The biology, damage and within-tree distribution of the spruce bud midge, Rhapdophaga swainei Felt (Diptera: Cecidomyiidae), on black spruce in Newfoundland. Insects affecting reforestation: biology and damage pp.213-223 (Eds: Alfaro, R.I.; Glover, S.G.) Forestry Canada, Pacific and Yukon Region, Victoria, Canada (ISBN 0-662-16822-4)    
West, R.J. 1990, The biology, damage and within-tree distribution of the spruce bud gall midge on black spruce in Newfoundland, Canada. Phytoprotection 71:31-36