O. M.  Amin, Heckmann, R. A., Radwan, N. A. E., Anchundia, J. S. M., and Alcivar, M. A. Z., ?Redescription of rhadinorhynchus ornatus (Acanthocephala: Rhadinorhynchidae) from skipjack Tuna, katsuwonus pelamis, collected in the pacific Ocean off South America, with special reference to new morphological features?, Journal of ParasitologyJ. Parasitol., vol. 95, no. 3, pp. 656 - 664, 2009.

O. M.  Amin, Heckmann, R. A., Radwan, N. A. E., Anchundia, J. S. Mantuano, and Alcivar, M. A. Zambrano, ?Redescription of Rhadinorhynchus ornatus (Acanthocephala: Rhadinorhynchidae) from skipjack tuna, Katsuwonus pelamis, collected in the Pacific Ocean off South America, with special reference to new morphological features.?, J Parasitol, vol. 95, no. 3, pp. 656-64, 2009.