Explanation of Names
Ancistrocerus adiabatus (de Saussure 1852)
Size
Forewing: ♂ 5.0–7.0 mm, ♀ 6.5–9.5 mm
(1)Identification
It always has a full yellow stripe on metanotum, rather than two spots as in A. catskill. It is also distinctly more slender, with urotergite I almost as long as broad. (Richard Vernier, 30.vii.2010)
Range
Transcontinental in Canada and the US
(1)