@article {316,
	title = {Reconsiderations of the species status of some South American Planarians (Platyhelminthes: Tricladida: Paludicola)},
	journal = {Proceedings of the Biological Society of Washington},
	volume = {109},
	number = {2},
	year = {1996},
	month = {06/1996},
	pages = {229-235},
	url = {http://www.biodiversitylibrary.org/page/34644834/$\#$page/251/mode/1up},
	author = {Ronald Sluys}
}
@article {297,
	title = {Morphological stasis in an old and widespread group of species: Contribution to the taxonomy and biogeography of the genus Girardia (Platyhelminthes, Tricladida, Paludicola)},
	journal = {Studies on Neotropical Fauna and Environment},
	volume = {40},
	number = {2},
	year = {2005},
	pages = {155-180},
	doi = {10.1080/01650520500070220},
	author = {Ronald Sluys and Masaharu Kawakatsu and Rodrigo Ponce de Le{\'o}n}
}
