Volume 3 No 1:

Zeegers Th., van Steenis W., Reemer M. & Smit J.T. 2024. Drastic acceleration of the extinction rate of hoverflies (Diptera: Syrphidae) in the Netherlands in recent decades, contrary to wild bees (Hymenoptera: Anthophila). Journaal van Syrphidae 3(1): 1–11. https://doi.org/10.55710/1/YDSJ1547

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Volume 3 No 1 supplement 1:

An excel sheet with extinct species and newcomers to the Dutch Syrphidae fauna: supplement 1 Volume 3(1).