Turbellarian taxonomic database

author date   title journal / publication
Martin CH 1908    The nematocysts of Turbellaria. Quart. J. microsc. Sci. N.S. (2) 52: 261-270.
Polycystis naegelii K├Âlliker, 1845 [with synonyms] w other taxonomic work 272, f. 13, 14