@article {1860, title = {Notes on Turbellaria. 1. On the occurrence of Bipalium kewense (Moseley) in the United States. 2. On the Identity of Procotylus fluviatilis Leidy and Dendrocoelum lacteum Oersted}, journal = {The American Naturalist}, volume = {30}, year = {1896}, pages = {1046-1049}, author = {Woodworth, W.M.} } @article {714, title = {Prodromus descriptionis animalium evertebratorum, quae in Expeditione ad Oceanum, Pacificum Septentrionalem a Republica Federata missa, Johanne Rodgers Duce, observavit et descripsit. Pars. I. Turbellaria Dendrocoela}, journal = {Proceedings of the Academy of Natural Sciences of Philadelphia}, volume = {9}, year = {1857}, pages = {19-31}, url = {http://www.biodiversitylibrary.org/item/84745$\#$page/33/mode/1up}, author = {W. Stimpson} }