@article {pdf,
	title = {Die Turbellarien Ostfennoskandiens I. Acoela, Catenulida, Macrostomida, Lecithoepitheliata, Prolecithophora, und Proseriata.},
	journal = {Fauna Fennica},
	volume = {7},
	year = {1960},
	note = {2836},
	pages = {1-155},
	type = {article},
	abstract = {Mentions:
Microstomum lineare
Macrostomum hystricinum
Macrostomum rostratum
Macrostomum finlandense
Macrostomum distinguendum
Macrostomum karlingi
Macrostomum orthostylum
Macrostomum obtusum
Macrostomum balticum
Macrostomum hamatum
Macrostomum lutheri
Macrostomum curvituba
Macrostomum tenuicauda
Macrostomum minutum
Dolichomacrostomum uniporum},
	keywords = {Macrostomum},
	author = {Luther, Alex}
}
@article {pdf,
	title = {Turbellarian fauna of the Baltic proper: Indentification, ecology and biogeography},
	journal = {Fauna Fennica},
	volume = {27},
	year = {1974},
	note = {2846},
	pages = {1-101},
	type = {article},
	abstract = {Describes:
	Psammomacrostomum turbellanoides n. sp.
	Mentions:
	Microstomum lineare
	Macrostomum balticum
	Macrostomum curvituba
	Macrostomum hamatum
	Macrostomum hystricinum
	Macrostomum minutum
	Macrostomum tenuicauda},
	keywords = {Macrostomum, Psammomacrostomum},
	author = {Karling, Thor G}
}
