@article {21872,
	title = {A comparetive morphological study of the terminalia of male calypetrate cyclorrhaphous Diptera and their acalypterate relatives},
	journal = {Bulletin of the Brooklyn Entomological Society},
	volume = {39},
	year = {1944},
	pages = {1-31},
	author = {Crampton, G. C.}
}
