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Two new species of the genus Callicera Panzer (Diptera: Syrphidae) from the Palaearctic Region

. Zootaxa [Internet]. 2014 Mar. 19 [cited 2026 Jan. 27];3779(5):585–590. Available from: https://mapress.com/zt/article/view/zootaxa.3779.5.8