Syrphidae literature

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We found 5 records. keyword "Parasyrphus" and ordered by year

Speight, M.C.D. (1986): Cheilosia nasutula, Neocnemodon vitripennis and Parasyrphus nigritarsis: hoverflies (Diptera: Syrphidae) new to Ireland - Ir.Nat.J. 22(4), 149-152
Mutin (1987): New species of the genus Parasyrphus Mats.,1917 from the south of the far east of USSR - Nov. Maloizvestiye Vidy Fauny Sib. 19, 54-56
Speight, M.C.D. (1991): A key to the european Parasyrphus species (Syrphidae) - Dipterists Digest 8, 3-5
Falk, S.J. (1992): Parasyrphus nigritarsis (Zetterstedt) and some other scarce flies recorded from Malham Tarn, N.W.Yorkshire - Dipterists Digest 11, 40
Mutin: Parasyrphus Matsumura, 1917 (Diptera, Syrphidae) - Nov. Maloizvestiye Vidy Fauny Sib. 22, 129-153