@article {54,
	title = {New species of exotic syrphid flies},
	journal = {Psyche},
	volume = {44},
	year = {1937},
	pages = {12-32},
	url = {http://psyche.entclub.org/44/44-012.html},
	author = {Hull, Frank M.}
}
@article {937,
	title = {Some undescribed syrphid flies},
	journal = {Proceedings of the New England Zo{\"o}logical Club},
	volume = {23},
	year = {1945},
	month = {06/1945},
	pages = {71-78},
	author = {Hull, Frank M.}
}
