Notes on the taxonomy of the Holarctic Corynoptera Winnertz sensu lato (Diptera, Sciaridae), with description of six new species

摘要

Six new species of Corynoptera Winnertz from northern Finland, Japan and North America are newly described and illustrated: Corynoptera captiosa sp. n., C. cracentis sp. n., C. inari sp. n., C. salmelai sp. n., C. spiciforceps sp. n. andC. tuomikoskiisp. n.. Corynoptera subvariegata Rudzinski, 1992 is redescribed and C. perochaeta (Mohrig & Menzel, 1990) and C. variegata Mohrig, 1985 are illustrated and their characters discussed. The new species studied show unusual characters for the genus, and donot fit well into currently defined species groups.