Wright (2011) stated, "This species is named after Howard L. Seamans, the head of the Dominion Entomological Laboratory at Lethbridge, Alberta from 1921 to 1938 and the collector of most of the specimens in the type series." (2)
Wright (2011) reported the range to include the Great Plains, from southeastern Alberta to southeastern Manitoba to Iowa. (2)
Holotype ♂, Canada, Alberta, Lethbridge, collected by H.L. Seamans, 13 July 1928, in CNC. (Canadian National Collection). (2)
Eucosma suadana is nearly identical but smaller and darker. Eucosma suadana occurs in the Central Rocky Mountain and Great Basin region. The range does not overlap with Eucosma seamansi. (2)
Wright, D.J, 2011. Review of the Eucosma pulveratana (Walsingham) species group, with descriptions of eight new species (Tortricidae). Journal of the Lepidopterists’ Society, 65(2): 105; figs. 17–18, 42, 54, 66, 77. (2)
Contributed by Maury J. Heiman on 21 August, 2013 - 2:19pm Additional contributions by Steve Nanz Last updated 17 October, 2015 - 6:04am
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