[New representatives of the lower Monogenea from the gills of fishes of the fam. Fomacentridae from the Gulf of Mexico].

6 new species of the genus Neohaliotrema Yamaguti, 1965 are described and a new genus and species, Paraneohaliotrema microspathodoni Zhukov gen. et sp. n., (Monogenoidea, Polyonchoinea) from the fishes of the family Pomacentridae from the of Gulf Mexico are erected. the specimens described were found in Abudefduf saxatilis, A. taurus and Microspathodon chrysurus caught in the Habana region. The interrelationships between investigated hosts and their parasites are discussed. The Indo-Westpacific origin of the genus Neohaliotrema has been established.