SOME SPECIES OF THE GENERA MELANOSTOMA PLATYCHEIRUS AND PYROPHAENA DIPTERA SYRPHIDAE AND THEIR RELATION TO FLOWERS

Der Goot V S Van
R A J Grabandt

Published in Entomologische Berichten (Amsterdam), in 1970, in volume 30, issue 7, pages 135-143

Date published:1970

BHL: 57799574
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