@article {522,
	title = {Nuevas especies de <i>Sterphus</i> (Diptera: Syrphidae) de Costa Rica con notas sobre especies presentes en Costa Rica},
	journal = {Southwest. Ent.},
	volume = {22},
	year = {1997},
	pages = {79-90},
	keywords = {Sterphus, Syrphidae},
	author = {Thompson, F. C.}
}
