Eusimulium (Hellichiella) usovae Golini 1987

Golini 1987. Simuliidae (Diptera) of Rendalen, Norway. Description of a new species of Eusimulium (Hellichiella) and previously undescribed stages of Eusimulium rendalense and Eusimulium fallisi. Canadian Journal of Zoology, 65(3) 1987: 708-721