@book {138,
	title = { Lasius platythorax n. sp., a widespread sibling species of Lasius niger (Hymenoptera: Formicidae). },
	series = {Entomologia Generalis },
	volume = {16},
	number = { [1991-06-30] },
	year = {1991},
	pages = {69-81},
	author = {Seifert, Bernhard}
}
