1909
DOI: 10.5479/si.00963801.37-1710.369
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The North American dragonflies (Odonata) of the genus Macromia

Abstract: PROCEEDINGS OF THE NATIONAL MUSEUM. VOL. 37. viduals seek insect food at a considerable elevation and hence escape observation. Mr. R. A. Muttkowski observed, at Milwaukee, several individuals of a species which he believed was not illinoiensis resting in close proximity to each other on a tree branch at a considerable elevation. The height of the season for the species of Macromia seems to lie between the spring and autumn dragonfly seasons, when any possible competition with members of the same order would b… Show more

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Cited by 3 publications
(2 citation statements)
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“…Belle (1973 Garrison et al (2003) stated the holotype was at the UMMZ. However, Williamson (1909) wrote »Types -Male and female in authors collection«, hence he did not designate a holotype. In addition, it appears as if he excluded the specimens listed as »Material examined« from the type series -but the description is based on more than just a male.…”
Section: List Of Name-bearing Typesmentioning
confidence: 99%
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“…Belle (1973 Garrison et al (2003) stated the holotype was at the UMMZ. However, Williamson (1909) wrote »Types -Male and female in authors collection«, hence he did not designate a holotype. In addition, it appears as if he excluded the specimens listed as »Material examined« from the type series -but the description is based on more than just a male.…”
Section: List Of Name-bearing Typesmentioning
confidence: 99%
“…Therefore, the specimens listed as »Material examined« should be considered syntypes as well. Currently Macromia alleghaniensis Williamson, 1909. urania (Macromia) Ris, 1916: 68-70, figs. 42-43, plate…”
Section: List Of Name-bearing Typesmentioning
confidence: 99%