@article {37,
	title = {Forty-Two Hitherto Unrecognized Genera and Subgenera of Zygoptera},
	journal = {The Ohio Journal of Science},
	volume = {21},
	year = {1919},
	month = {1919///},
	pages = {83 - 88},
	keywords = {Ohio State University},
	author = {Kennedy, Clarence Hamilton}
}
@article {38,
	title = {The Phylogeny of the Zygopterous Dragonflies as Based on the Evidence of the Penes},
	journal = {The Ohio Journal of Science},
	volume = {21},
	year = {1919},
	month = {1919///},
	pages = {19 - 29, Plates 1-3},
	keywords = {Ohio State University},
	author = {Kennedy, Clarence Hamilton}
}
