Thamiocolus virgatus (Gyllenhal)
Ceutorhynchus virgatus Gyllenhal, 1837
Ceuthorhynchus nubilosus Gyllenhal, 1837
Ceuthorhynchus dubitabilis Boheman, 1845
Records. CRI ČER DNI DON IFR KHM KHR* KYI LUG* LWI POL* TER VIN [Gyllenhal in Schoenherr 1837: 568, 570; Boheman in Schoenherr 1845: 171; Schoenherr 1845: 170; Cherkunov 1889: 194; Penecke 1928: 368; Smreczyński 1934: 53; Dieckmann 1973b: 263; Kryzhanovskaya 1975: 34; Korotyaev 1980: 237; Mazur & Kuśka 1994: 307; Kubisz et al. 1998: 275; Mazur 2002: 241; Colonnelli 2004a: 59; Colonnelli 2004b; Sumarokov 2004: 136; Nazarenko & Petrenko 2008: 47; Sumarokov 2009: 177; Colonnelli 2013: 204].
Distribution. Central and East Europe, Caucasus, Kazakhstan, Siberia, Russian Far East, Mongolia, North China (Colonnelli 2013).
Material examined. Crimea: 1 spec. (ZIN) Simferopol, Dubki, G. Kachowski leg., 9.v.1910; 4 spec. (ZIN) Ai- Petri, K. V. Arnoldi leg., 1947; 1 spec. (ZIN) Yaltinskaya Yaila Range, Kutshuk-Uzenbash-Bogaz Pass, 1 km SE of Olmeskhyr Mt., 1300 m, N. Yunakov leg., 9.vi.2001 ; Dnipro Prov.: 1 spec. (ZIN) Synelnykove Distr., Rajivka, Sumarokov leg., 24.v.1982 ; Donetsk Prov.: 1 spec. (ZIN) Svyatohirsk Monastery, Arnoldi leg., 27.v.1937; Kharkiv Prov.: 1 spec. (ZIN) Kharkiv, Botanical Garden, Arnoldi leg., 9.v.1919 ; 1 spec. (ZIN) Krasnograd, 24.v.1923; 1 spec. (ZIN) idem, D. Ogloblin leg., 26.v.1924; 1 spec. (ZIN) idem, D. Ogloblin leg., 26.v.1924; Luhansk Prov.: 1 spec. (ZIN) Luhansk env., V. Talicky leg., 28.v.1928; 2 spec. (ZIN) Provallya, Luhansk env., V. Talicky leg., 23.vi.1928; 1 spec. (ZIN) idem, 13.vi.1929; 2 spec. (ZIN) idem, 14.vi.1929; 2 spec. (ZIN) Provallya, Luhansk env., S.I. Medvedev leg., 20.vi.1931; 1 spec. (ZIN) Derkul, K. V. Arnoldi leg., 29.v.1952; 3 spec. (ZIN) 10 km SSW of Milove, V. Perepechaenko leg., 27.v.1998 ; Poltava Prov.: 1 spec. (ZIN) Poltava Distr., Storozheve, 5.vi.1916 ; 2 spec. (ZIN) Poltava env., Th. Lukjanovitsh leg., 18.v.1926; 2 spec. (ZIN) idem, 9.vi.1926; 1 spec. (ZIN) idem, 15.vi.1926; 1 spec. (ZIN) idem, 18.vi.1926; 1 spec. (ZIN) idem, 20.vi.1926; 3 spec. (ZIN) idem, 22.vi.1926; 1 spec. (ZIN) idem, vi.1926; 1 spec. (ZIN) idem, 9.v.1927; 1 spec. (ZIN) idem, 20.v.1927; 1 spec. (ZIN) idem, 30.v.1927 .
Biology. Meadows in forests, steppes. Adults occur in V–VI. On Lamiaceae: Phlomoides tuberosa (Penecke 1928; Dieckmann 1973b; Smreczyński 1974; Kryzhanovskaya 1977; Colonnelli 2004a); Phlomis pungens (occasionally?) (Kryzhanovskaya 1977).