caucasicum (Guérin-Méneville, 1844)

Ostrovsky, A. M., 2022, On The Fauna Of Gasteruptiid Wasps (Hymenoptera, Evanioidea, Gasteruptiidae) Of Belarus, Zoodiversity 56 (3), pp. 189-194 : 191

Gasteruption caucasicum (Guérin-Méneville, 1844)

M a t e r i a l e x a m i n e d. Belarus: Gomel Region: Gomel District, SW “Romantika” gardens near Klenki , 52°27'44" N, 31°05'22" E, 121 a. s. l., dry wood on floodplain meadow, 25.06.2020, 1 ♀; Gomel District, the edge of the power line clearing in the mixed forest E of Zalyad'e , 52°25'12" N, 31°13'16" E, 123 a. s. l., on flowers of Solidago canadensis L., 23.08.2020, 1 ♀ (Ostrovsky) .

Distribution. Western Palaearctic species. Most of Europe: Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Finland, France (incl. Corsica), Greece (incl. Crete and Chalkidiki), Hungary, Italy (incl. Sardinia and Sicily), Israel, Lithuania, Macedonia, Montenegro, Poland, Portugal, Romania, Russia, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, and the United Kingdom; Asia: Syria, Iran, Turkmenistan and Uzbekistan ( Ferrière, 1946; Šedivý, 1958; Hedqvist, 1973; Oehlke, 1984; Madl, 1989; Pagliano & Scaramozzino, 2000; Broad & Livermore, 2014; Strumia & Pagliano, 2014; Achterberg & Talebi, 2014; Žikić et al., 2014; Ceccolini, 2016; Orlovskyté et al., 2018; Madl & Mitroiu, 2019; Achterberg, 2019; Özbek, 2020; Wiśniowski, 2020; Bogusch, 2021); Belarus (first record).

Notes. May to September. Hosts: Colletes daviesanus Smith and Hylaeus soror (Pérez) of Colletidae ( Ferton, 1910, 1914; Malyshev, 1964; Achterberg & Talebi, 2014; Breugel, 2014) and Heriades truncorum (Linnaeus) and Osmia versicolor Latreille of Megachilidae ( Fahringer, 1922; Ferrière, 1946; Crosskey, 1951; Šedivý, 1958; Györfi & Bajari, 1962; Oehlke, 1984; Wall, 1994), summarized by Parslow et al. (2020). It feeds on flowers of Asteraceae and Apiaceae plants, and on Dorycnium herbaceum Vill. (Fabaceae) and Paliurus spina-christi Mill. (Rhamnaceae) ( Wall, 1994).