@article {619,
	title = {Catalogue of insects found in New Jersey.},
	journal = {Trenton, New Jersey},
	volume = {486 pp. Report of the New Jersey Geol. Survey. 2},
	year = {1890},
	pages = {3-486},
	author = {Smith, J.B.}
}
@article {555,
	title = {Die Hymenopteren-Gattungen Stenophasmus Smith, Monomachus Westw., Pelecinus Latr. und Megalyra Westw.},
	journal = {Berliner Entomologische Zeitschrift},
	volume = {33(1889)},
	year = {1890},
	pages = {197-250},
	author = {Schletterer, A.}
}
@article {499,
	title = {Some of the bred parasitic Hymenoptera in the National Collection.},
	journal = {Insect Life},
	volume = {2},
	year = {1890},
	pages = {348-353},
	author = {Riley, C.V. and Howard, L.O.}
}
@article {460,
	title = {On the Hymenoptera of Colorado; descriptions of new species, notes and a list of the species found in the State.},
	journal = {Bulletin of the Colorado Biological Association},
	volume = {1},
	year = {1890},
	pages = {1-47},
	author = {Ashmead, W.H.}
}
