Material studied. 14 ♂ Russia: Krasnoyarskij Kraj, Taimyr Reserve, Ary-Mas field station, left bank of river Novaya, 14 m a.s.l., inundated terrace, 72.5 ˚N, 101.94 ˚E, 10–12.VII. 2010, coll. A. Barkalov (SZM and VSU).
Remarks. This species is newly recorded from the Taimyr Peninsula. Prior to this study, C. fuscoluteus was only known from the type material collected in Yakurtia.