@book {pdf,
	title = {The turbellarian fauna of the Romanian littoral waters of the Black Sea and its annexes.},
	series = {Biology of the Turbellaria},
	year = {1974},
	note = {2949},
	pages = {248-290},
	publisher = {McGraw-Hill},
	organization = {McGraw-Hill},
	type = {incollection},
	address = {New York},
	abstract = {Mentions:
Microstomum lineare
Macrostomum hystricinum
Macrostomum romanicum
Macrostomum distinguendum
Macrostomum clavistylum
Macrostomum rubrocinctum
Macrostomum ventriflavum
Macrostomum peteraxi},
	keywords = {Macrostomum},
	author = {Mack-Fira, V},
	editor = {Riser, N W and Morse, M P}
}
@book {pdf,
	title = {Turbellaria (exkl. Tricladida).},
	series = {Limnofauna Europaea. Eine Zusammenstellung aller die europ{\"a}ischen Binnengew{\"a}sser bewohnenden mehrzelligen Tierarten mit Angaben {\"u}ber ihre Verbreitung und {\"O}kologie},
	year = {1967},
	note = {2652},
	pages = {5-13},
	publisher = {Springer},
	organization = {Springer},
	type = {incollection},
	address = {Stuttgart},
	abstract = {Mentions:
Microstomum lineare
Microstomum punctatum
Macrostomum catarractae
Macrostomum distinguendum
Macrostomum finnlandese
Macrostomum inflatum
Macrostomum karlingi
Macrostomum korsakovi
Macrostomum leptos
Macrostomum lutheri
Macrostomum mosquense
Macrostomum mystrophorum
Macrostomum obtusum
Macrostomum orthostylum
Macrostomum pithecusae
Macrostomum quiritium
Macrostomum retortum
Macrostomum rhabdophorum
Macrostomum rostratum
Macrostomum sensitivum
Macrostomum subterraneum
Macrostomum tuba
romacrostomum gieysztori
Promacrostomum paradoxum},
	keywords = {Macrostomum},
	author = {Papi, Floriano},
	editor = {Illies, J}
}
@book {pdf,
	title = {Phylogenetic systematics of the Macrostomorpha},
	series = {Interrelationships of the Platyhelminthes},
	year = {2001},
	note = {1634},
	pages = {28-38},
	publisher = {Taylor \& Francis},
	organization = {Taylor \& Francis},
	type = {incollection},
	address = {New York},
	abstract = {Describes:
New macrostomorphan Taxon},
	keywords = {Macrostomum},
	author = {Rieger, Reinhard M},
	editor = {Littlewood, D T J and Bray, R A}
}
@book {pdf,
	title = {Neue wirbellose Thiere beobachtet und gesammelt auf einer Reise um die Erde 1853 bis 1857. Bd I: Turbellarien, Rotatorien und Anneliden.},
	year = {1859},
	note = {2905},
	publisher = {Wilhelm Engelmann},
	organization = {Wilhelm Engelmann},
	type = {book},
	address = {Leipzig},
	abstract = {Describes:
Macrostomum setosum n. sp. (could be a Macrostomum, but given the description it is clearly unidentifiable)
Macrostomum ceylanicum n. sp. (must be a catenulid, the protonephridial canal is very characteristic)},
	keywords = {Macrostomum},
	author = {Schmarda, Ludwig L}
}
@book {pdf,
	title = {Die rhabdocoelen Strudelw{\"u}rmer (Turbellaria Rhabddocoela) des s{\"u}ssen Wassers},
	year = {1848},
	note = {2850},
	publisher = {Friedrich Mauke},
	organization = {Friedrich Mauke},
	type = {book},
	address = {Jena},
	abstract = {Mentions:
Macrostomum hystrix
Microstomum lineare},
	keywords = {Macrostomum},
	author = {Schmidt, Eduard Oscar}
}
@book {pdf,
	title = {VII. Marine Turbellaria},
	series = {Zoology of the Faroes},
	year = {1931},
	note = {2644},
	pages = {1-26},
	type = {incollection},
	address = {Copenhagen},
	abstract = {Describes:
Macrostomum ophiocephalum n. sp.
Mentions:
Microstomum rubromaculatum
Microstomum lucidum},
	keywords = {Macrostomum},
	author = {Steinb{\"o}ck, O},
	editor = {Jensen, S and Lundbeck, W and Morthensen, T}
}
@book {pdf,
	title = {Keys to the freshwater microturbellarians of Britain and Ireland},
	year = {2001},
	note = {2947},
	publisher = {Freshwater Biological Association},
	organization = {Freshwater Biological Association},
	type = {book},
	address = {Ambleside, Cumbria, UK},
	abstract = {Mentions:
Macrostomum distinguendum
Macrostomum johni
Macrostomum rostratum
Macrostomum tuba},
	keywords = {Macrostomum},
	author = {Young, J O}
}
@book {pdf,
	title = {Beobachtungen {\"u}ber Anatomie und Entwicklungsgeschichte wirbelloser Thiere an der K{\"u}ste von Normandie angestellt},
	year = {1863},
	note = {2979},
	publisher = {Engelmann},
	organization = {Engelmann},
	type = {book},
	address = {Leipzig},
	abstract = {Mentions:
Macrostomum schultzii (supposed to be Omalostomum schultzii but probably Macrostomum pusillum)},
	keywords = {Macrostomum},
	author = {Clapar{\`e}de, Ren{\'e}-{\'E}douard}
}
@book {pdf,
	title = {Salt-marsh Turbellaria},
	series = {Biology of the Turbellaria},
	year = {1974},
	note = {2872},
	pages = {229-247},
	publisher = {McGraw-Hill},
	organization = {McGraw-Hill},
	type = {incollection},
	address = {New York},
	abstract = {Mentions:
Macrostomum balticum
Macrostomum hamatum
Macrostomum hystricinum
Macrostomum pusillum
Macrostomum spirale
Macrostomum tenuicauda},
	keywords = {Macrostomum},
	author = {den Hartog, C},
	editor = {Riser, N W and Morse, M P}
}
@book {pdf,
	title = {Fine structure of the turbellarian epidermis},
	series = {Biology of the Turbellaria},
	year = {1974},
	note = {2958},
	pages = {108-147},
	publisher = {McGraw-Hill},
	organization = {McGraw-Hill},
	type = {incollection},
	address = {New York},
	abstract = {Mentions:
Macrostomum retortum
Promacrostomum gieysztori},
	keywords = {Macrostomum},
	author = {Bedini, C and Papi, F},
	editor = {Riser, N W and Morse, M P}
}
@book {pdf,
	title = {Die rhabdocoelen Turbellarien Livlands. Zweiter Serie. Biologische Naturkunde},
	series = {Archiv f{\"u}r die Naturkunde Liv-, Ehst- und Kurlands},
	volume = {10},
	year = {1894},
	note = {2881},
	publisher = {Laakmann{\textquoteright}s Buch und Steindruckerei},
	organization = {Laakmann{\textquoteright}s Buch und Steindruckerei},
	type = {book},
	edition = {Lieferung 2},
	address = {Dorpat},
	abstract = {Describes:
Macrostoma orthostylum n. sp.
Mentions:
Macrostoma hystrix
Macrostoma viride},
	keywords = {Macrostomum},
	author = {Braun, M.}
}
