Dasysyrphus postclaviger, Taxa Only, Exact Match: 2 Treatments

Dasysyrphus postclaviger			Fisler, Lisa & Speight, Martin C. D., 2020, Quatre nouvelles espèces de Syrphidae (Diptera) pour la Suisse, Entomo Helvetica 13, pp. 123-129 : 125	125
Dasysyrphus postclaviger			MAZáNEK, Libor, VONIČKA, Pavel & PREISLER, JiřÍ, 2009, Syrphidae (Diptera) of the Jizerské hory Mts and Frýdlant region (northern Bohemia, Czech Republic), Sborník Severočeského Muzea 27, pp. 3-46 : 8	8