Syncoelicotyloides zaniophori n. sp. (Monogenea: Microcotylidae) from the gills of Coryphaenoides zaniophorus (Macrouridae) from the Gulf of Mexico.

Syncoelicotyloides zaniophori n. sp. (Monogenea: Microcotylidae) is described from the gills of the macrourid fish Coryphaenoides zaniophorus caught in the DeSoto Canyon area in the northeastern part of the Gulf of Mexico. This new species is differentiated from Syncoelicotyloides macruri Mamaev and Brashovjan, 1989 by its body size, number of testes, length of copulatory organ spines, morphology of immature portion of germarium, size and morphology of egg, and host.