Gyrodactylus gerdi Bychowsky, 1948

Bychowsky, B. E. (1948). [On monogenetic trematodes of Navaga]. Raboty Morskoi Biologicheskoi Stantsii Karelo-Finskogo Universiteta (1948) 1, 140-144. (In Russian). Translation by Hargis, W. J. & Oustinoff, P. C. , Virginia Institute for Mar