New species,
Lectotype
,
USNM,
United States of America-Colorado,
designated by Milliron, H.E. (1949) (31/03/1949), Taxonomic and biological investigations in the genus Megastigmus, with particular references to the taxonomy of Nearctic species (Hymenoptera, Chalcidoide, Callimomidae). American Midland Naturalist
41(2):297
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Roques, A.; Skrzypczynska, M. (2003),
Seed-infesting chalcids of the genus Megastigmus Dalman, 1820 (Hymenoptera: Torymidae) native and introduced to the west Palaearctic region: taxonomy, host specificity and distribution.
Journal of Natural History
37
pp. 127-238
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Compared with
Megastigmus aculeatus (Swederus)
(page 148)
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