Explanation of Names
Sericomyia chalcopyga Loew 1863
Identification
similar to
S. chrysotoxoides: both have three yellow bands separated in the middle (not broadened at tips) and bristles along edge of thorax opposite wing base that are extensively black; the yellow bands are straight in
S. chalcopyga vs angled in
S. chrysotoxoidesRange
w. NA (AK-CA to sw.SK-UT)
(1)Remarks
the most common species of
Sericomyia in the West --
Jeff Skevington's comment
An undescribed species may be misidentified as this species. Only males of the two species are distinguishable, with the male of the undescribed species having a thickened hind femur akin to Sericomyia militaris. It is rare with only five males known.