Hoverflies of the genus Dasysyrphus Enderlein, 1937 (Diptera, Syrphidae) from the Urals, Siberia and the Far East

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith