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
PDF: View

Page images