Citation: Speight, M.C.D. & Nash, R. 1993 Chrysotoxum cautum, Ctenophora ornata, C. pectinicornis, Helophilus trivittatus and Mesembrina mystacea (Diptera), insects new to Ireland. Irish Naturalists' Journal 24: 231-236
Number of Pages: 6
Volume Part: 6
Keywords: Diptera, Insect, Muscidae, Syrphidae, Tipulidae