Isochnus sequensi (Stierlin)

Yunakov, Nikolai, Nazarenko, Vitalij, Filimonov, Rostislav & Volovnik, Semyon, 2018, A survey of the weevils of Ukraine (Coleoptera: Curculionoidea), Zootaxa 4404 (1), pp. 1-494 : 228

Isochnus sequensi (Stierlin)

Orchestes sequensi Stierlin, 1894

Curculio populi Fabricius, 1792

Rhynchaenus populicola Silfverberg, 1977

Records. ČER ČRK ČNG DNI IFR KHM* KHR KRO KYI LUG LWI ODE RIV SUM TER VIN VOL ZAK ŽIT [ Andrzeiowski 1823: 94; Chernay 1854: 170, 245; Nowicki 1858: 16; 1864: 37; 1865: 37; Łomnicki 1868: 137; Miller 1868: 27; Łomnicki 1870: 82; Nowicki 1870: 11; 1870: 14; 1873: 36; Łomnicki 1875: 177; 1882: 251; Łomnicki 1884: 33; Cherkunov 1889: 192; Rybiński 1903b: 151; Łomnicki 1905: 81; Penecke 1928: 377; Pyatakova 1930: 333; Medvedev et al. 1953: 24; Globova 1958: 166; Lavrukh 1969: 64; Kubisz et al. 1998: 276; Mazur 2002: 238; Nazarenko & Kravchenko 2002: 40; Nazarenko 2005a: 92; Sumarokov 2009: 179; Nazarenko 2010d: 87; 2013a: 109].

Distribution. Palaearctic, Nearctic Region (introduced) ( Caldara 2013a)

Material examined. Cherkasy Prov.: 1 spec. ( SIZK); Kharkiv Prov .: 1 spec. ( KUMN) 15 km S Kharkiv , env. of Konstantovka [former Konstantinovka], Donets-Zakharzhevski leg. ; 1 spec. ( KUMN) 3 km S Zmiiv , env. of Zadonetske, 7.vii.1909 ; Kyiv Prov.: 2 spec. ( SIZK) Lysa Hora Mt. , near creek, on Salix spp., V. Yu. Nazarenko leg., 6.v.2000 ; Luhansk Prov.: 3 spec. ( KUMN) 10 km NEE Stakhanov, env. Slovianoserbsk , sandy bank Siverskyi Donets River, on Salix alba, S. Medvedev leg., 9.vi.1952 ; Lviv Prov .: 1 spec. ( KUMN) 20 km W Lviv, Zatoka railway station env., 5 km NW from railway, N. Yunakov leg., 12.vi.1995 ; Sumy Prov.: 1 spec. ( SIZK) Konotop , V. Bondar’ leg., 23.vii.1928 ; Ternopil Prov.: 1 spec. ( KUMN) Kremenets , Besser leg., 1827; Vinnytsia Prov .: 1 spec. ( KUMN) Vinnytsia , floodland neadow, Trapeznikova leg., 18.ix.1997 ; Zakarpatska Prov.: 5 spec. ( SIZK) near Kolochava , V. Yu. Nazarenko leg., 17.vi.2015 ; 3 spec. ( KUMN) SW Uzhhorod, env. of Storozhnitsa , border with Slovakia, left bank of UzhRiver, sweeping, N. Yunakov leg., 1.vii.2000 .

Biology. Forests, forest belts, floodplains, shrublands. Adults occur in V–IX. On Populus spp. ( Salicaceae ) ( Mazur 2002)