O. M.  Amin and Dailey, M. D., ?Description of Mediorhynchus papillosus (Acanthocephala: Gigantorhynchidae) from a Colorado, U.S.A., population, with a discussion of morphology and geographical variability?, Journal of the Helminthological Society of WashingtonJ. Helminthol. Soc. Wash., vol. 65, no. 2, pp. 189 - 200, 1998.

O. M.  Amin, Wongsawad, C., Marayong, T., Saehoong, P., Suwattanacoupt, S., and Sey, O., ?Sphaerechinorhynchus macropisthospinus sp. n. (Acanthocephala: Plagiorhynchidae) from lizards, frogs, and fish in Thailand?, Journal of the Helminthological Society of WashingtonJ. Helminthol. Soc. Wash., vol. 65, no. 2, pp. 174 - 178, 1998.

O. M.  Amin and Margolis, L., ?Redescription of Bolbosoma capitatum (Acanthocephala: Polymorphidae) from false killer whale off Vancouver Island, with taxonomic reconsideration of the species and synonymy of B. physeteris?, Journal of the Helminthological Society of WashingtonJ. Helminthol. Soc. Wash., vol. 65, no. 2, pp. 179 - 188, 1998.

O. M.  Amin and Bullock, W. L., ?Neoechinorhynchus rostratum sp. n. (Acanthocephala: Neoechinorhynchidae) from the Eel, Anguilla rostrata, in estuarine waters of northeastern North America?, Journal of the Helminthological Society of WashingtonJ. Helminthol. Soc. Wash., vol. 65, no. 2, pp. 169 - 173, 1998.