van Steenis, Wouter, Research Associate Naturalis Biodiversity Center, Netherlands
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Graellsia Vol. 78 No. 1 (2022) - Research Articles
New data on the genus Parhelophilus Girschner, 1897 from Spain, including the first records of P. crococoronatus Reemer, 2000 (Diptera, Syrphidae)
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