Taxonomy of the genera Scaeva, Simosyrphus and Ischiodon (Diptera: Syrphidae): Descriptions of immature stages and status of taxa

by Pavel LÁSKA, Celeste PÉREZ-BAÑÓN, Libor MAZÁNEK, Santos ROJO, Gunilla STÅHLS, M. Angeles MARCOS-GARCÍA, Vítězslav BIČÍK, Jindra DUŠEK
Published 2006-07-01