@article {2965, title = {Observations on colonial peritrichs (Ciliata; Protozoa) of the Okoboji region.}, journal = {Proceedings of the Iowa Academy of Sciences}, volume = {48}, year = {1941}, note = { Species Authority, General, Diags.}, pages = {417-421}, keywords = {Epistylis entzii}, author = {Bishop, E. L. , and Jahn, T. L.} }