. "Speight & Vanappelghem (2018)" . . . "2018"^^ . "Speight & Vanappelghem (2018)" . "Speight, M. C. D. & Vanappelghem, C. 2018. Dasysyrphus neovenustus Soszy\u0144ski, Mielczarek & Tofilski, (Diptera, Syrphidae): presence in Britain, France and Ireland. Dipterists Digest, 25: 31-34." . "2018"^^ .