Reference

Wilhelm Foissner, Norbert Wilbert (1981): A comparative study of the infraciliature and silverline system of the fresh-water scuticociliates *Pseudocohnilembus putrinus* (#Kahl#, 1928) nov. comb., *P. pusillus* (#Quennerstedt#, 1869) nov. comb., and the marine form *P. marinus* #Thompson#, 1966 – J. Protozool. – 28: 291 - 297.