The hoverflies from the region of Harchies (S.W. Hainaut) (Diptera: Syrphidae)
Reichwein, J F
Article
1990
Phegea
18
141--142
BioStor
Dutch
Antwerpen Vlaamse Vereniging voor Entomologie
BioStor: https://biostor.org/reference/184242
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