Tetranychus canadensis ( McGregor, 1950 )

SEEMAN, OWEN D. & BEARD, JENNIFER J., 2011, Identification of exotic pest and Australian native and naturalised species of Tetranychus (Acari: Tetranychidae), Zootaxa 2961 (1), pp. 1-72 : 24

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https://doi.org/ 10.11646/zootaxa.2961.1.1



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Tetranychus canadensis ( McGregor, 1950 )


Tetranychus canadensis ( McGregor, 1950)

( Fig. 11)

Type specimens examined, Canada: Approximately 40 specimens on one slide, of which about 20 are circled on the slide; the single male on this slide is assumed to be the holotype. Ontario, 1938, ex Apple Malus domestica ( Rosaceae ), Type 1733, 38-12699. In USNM.

Non-type specimens examined, U.S.A.: 2 females, 2 males, Washington D.C., 13.vi.1961, E.W. Baker, ex Horse Chestnut Aesculus hippocastanum ( Sapindaceae ). In USNM. 1 male, Estey, Michigan, 13.vii.1962, D.M. Tuttle, ex Staghorn Sumach Rhus typhina ( Anacardiaceae ), det. D.M. Tuttle. 3 females, Mesa, Arizona, 16.x.1964, R.D. Gerhart, ex Arizona Ash Fraxinus vekutina ( Oleaceae ), det. D.M. Tuttle (two slides). 1 male, Yuma, Arizona, 6.v.1967, ex Fieldbind Weed Convolvulus arvensis ( Convolvulaceae ). 1 female, Somerton, Arizona, 21.v.1962, G.L. Arviza, ex White [or Silver] Horse Nettle, Bull-nettle, Trompetilla Solanum elaeagnifolium ( Solanaceae ). All in QDPI.


Smithsonian Institution, National Museum of Natural History


Queensland Department of Primary Industries