Title: Biblio RTF Export
Author: Biblio 7.x

F. C.  Thompson and Torp, E., ?Synopsis of the European species of Sphegina Meigen (Diptera: Syrphidae)?, Entomologica Scandinavica, vol. 17, pp. 235-269, 1986.

J. R.  Vockeroth and Thompson, F. C., ?Syrphidae?, Agriculture Canada Monograph, vol. 28, pp. 713-743, 1987.

F. C.  Thompson, ?Keys to Nearctic Syrphidae (Diptera)?, p. 88, 1991.

F. C.  Thompson, ?Syrphidae?, 2010.