Dorytomus (Dorytomus) tremulae (Fabricius)
Curculio tremulae Fabricius, 1787
Erirhinus variegatus Gyllenhal, 1835
Records. ČER ČRK DNI DON* IFR KHM KHR KYI LUG* LWI ODE* RIV TER VIN ZAK ZAP [Krynicki 1832: 147; Chernay 1854: 171, 244; Nowicki 1864: 36; Miller 1868: 27; Lindemann 1871: 196; Król 1877: 55;
Łomnicki 1884: 31; Łomnicki 1886: 210; Cherkunov 1889: 190; Hormuzaki 1901a: 106; Rybiński 1903b: 145; Łomnicki 1905: 74; Kiseritzky 1915: 181; Penecke 1928: 363; Shapiro 1930: 143; Medvedev 1953a: 78; Mazur 2002: 228; Nazarenko 2005a: 92; Nazarenko 2006b: 164; Nazarenko 2008c: 340; Nazarenko & Petrenko 2008: 46; Nazarenko 2009b: 500; Nazarenko 2010d: 86; Nazarenko 2012g: 52; Nazarenko 2014c: 46].
Distribution. Europe, Asia Minor, Siberia, Russian Far East (Caldara 2013a).
Material examined. Donetsk Prov.: 1 spec. (ZIN) Yarova, Arnoldi leg., 2.vi.1937 ; 1 spec. (ZIN) Banne, Siverskyi Donets River, Svyatohirsk Monastery, Arnoldi leg., 3.vi.1937 ; 1 spec. (ZIN) idem, 10.vi.1937; 1 spec. (ZIN) Svyatohirsk Monastery, Arnoldi leg., 23.v.1939 ; Kharkiv Prov.: 1 spec. (ZIN) Zmiiv Distr., Gaidary, Biological Station, Arnoldi leg., 26.v.1923 ; Kyiv Prov.: 1 spec. (SIZK) Kyiv, left bank of Dnieper River, left bank of Desenka, Horbachykha urochyshche, S part, sifting leaf litter under Populus sp., V. Yu. Nazarenko leg., 19.viii.2002 ; Luhansk Prov.: 6 spec. (ZIN) Stanitsa Luhanska, Luhansk env., Talicky leg., 27.v.1928; 1 spec. (ZIN) idem, 20.ix.1929; Odesa Prov.: 1 spec. (ZIN) Ananyev Distr., Chernovo, Tiligul River, D. Znoiko leg., 12.vi.1921 ; 1 spec. (ZIN) idem, 15.vi.1921 .
Biology. Forests. Adults occur in III–IX (Dieckmann 1986). On Salicaceae: Populus alba, P. tremula (Penecke 1928; Hoffmann 1958; Smreczyński 1972; Dieckmann 1986); P. nigra (Dieckmann 1986) .