Ferdinandea cuprea is a European species of hoverfly notable for its brassy abdomen. The larvae have been found in sap from trunk damage on oak and ash.[1]
^Stubbs, Alan E.; Falk, Steven J. (1983). British Hoverflies: An Illustrated Identification Guide. British Entomological & Natural History Society. p. 266, xv pp. ISBN 0-9502891-9-1.
Ferdinandeacuprea is a European species of hoverfly notable for its brassy abdomen. The larvae have been found in sap from trunk damage on oak and ash...