MARIGO, A.M. & EIRA, C. & BA, C.T. & MIQUEL, J. (2011)
Spermiogenesis and spermatozoon ultrastructure of the diphyllidean cestode Echinobothrium euterpes (Neifar, Tyler and Euzet 2001) Tyler 2006, a parasite of the common guitarfish Rhinobatos rhinobatos. Parasitology Research, 109 (3): 809–821
DOI: 10.1007/s00436-011-2327-2SEP2011SEP2011