Ectoedemia (Ectoedemia) argyropeza (Zeller)

Biology. Hostplants: Populus tremula L., in North America on P. tremuloides Michx. Univoltine, larvae September to November, adults fly from April to June.

Distribution. Ireland: Bond and Van Nieukerken 1987; Latvia: Savenkov et al. 1996; Lithuania: Ivinskis et al. 1985; Belarus: Merzheevskaja et al. 1976. Also recorded from Northeastern China (Van Nieukerken and Liu 2000), possibly as an introduction.

Remarks. In Ireland a few males of this parthenogenetic species were discovered and described (Bond and Van Nieukerken 1987).