@article {1864,
	title = {Index to species of the family Geoplanidae (Turbellaria, Tricladida, Terricola) Part I: Geoplaninae},
	journal = {The Bulletin of Fuji Women{\textquoteright}s College},
	volume = {28},
	year = {1990},
	pages = {79-166},
	author = {Robert E. Ogren and Masaharu Kawakatsu}
}
@article {37,
	title = {Predation behaviour of land planarians},
	journal = {Hydrobiologia},
	volume = {305},
	year = {1995},
	month = {1995},
	pages = {105-111},
	chapter = {105},
	author = {Robert E. Ogren}
}
@article {40,
	title = {Additions and corrections of the previous land planarian indices of the world (Turbellaria, Seriata, Tricladida, Terricola)},
	journal = {Bull.Fuji Women{\textquoteright}s College},
	volume = {39},
	number = {11},
	year = {2001},
	month = {2001},
	pages = {11-120},
	chapter = {11},
	author = {Masaharu Kawakatsu and Robert E. Ogren and Froehlich, E.M. and Sasakil, G.Y}
}
