H. concolor (Carpenter, 1900)

– Achorutes dubius var. concolor Carpenter, 1900: 272 AK Fjellberg 1985; Skidmore 1995; Christiansen & Bellinger 1998; Babenko & Fjellberg 2006 NU Fjellberg 1985, 1986, 1994; Babenko 1992, 1993, 1994a; Babenko & Bulavintsev 1997; Christiansen & Bellinger 1998;

Niwranski et al. 2002; Chernov 2004; Hogg & Hebert 2004; Babenko & Fjellberg 2006

Remarks: The modern understanding of this species is based on Fjellberg’s redescription (1985); previously, the species was usually listed by American authors as H. tullbergi (see remarks for that species).

General distribution: Northern Holarctic.