Calycomyza flavinotum (Frick)

(Figs. 107–108)

Material examined. MASSACHUSETTS: Berkshire Co., Savoy, Tannery Falls parking area, 12.vii.2012, em. 31.vii.2012, C.S. Eiseman, ex Eupatorium perfoliatum, #CSE15, CNC391394, 391396 (1♂ 2♀) ; Franklin Co., Northfield, 276 Old Wendell Rd., 8.ix.2013, em. 11.x.2013, C.S. Eiseman, ex Arctium minus, #CSE936, CNC392639 (1♂) ; same collection data, em. 17–29.iv.2014, #CSE1083, CNC384749–384753 (2♂ 3♀).

Hosts. Asteraceae: Ageratina altissima (L.) R.M. King & H. Rob., Arctium lappa L., A. minus Bernh., * Eupatorium perfoliatum L., Eutrochium maculatum (L.) E.E. Lamont, E. purpureum (L.) E.E. Lamont (Frick 1956; Spencer 1969; Spencer & Steyskal 1986). A female paratype from Ontario labeled “on Viburnum pubescens ” (= V. dentatum L., Adoxaceae) was misinterpreted by Frick (1956, 1959) as a rearing record (Spencer 1969).

Leaf mine. (Figs. 107–108) Initially an irregular track, expanding into a large, whitish blotch with frass in numerous fine grains. Mines of several larvae coalesce to form a single blotch.

Puparium. Reddish-brown; formed outside the mine.

Distribution. USA: MA, ME, MN, NY, PA, WI; Canada: ON.