Aphyonus is a genus of blind cusk eels from the family Aphyonidae. It contains four species. A sampling of specimens of Aphyonus showed that the type species of Aphyonus, A. gelatinosus, was not closely related to the other known species in the genus, and a new genus Paraphyonus was named for these, including two newly identified species. The result of this classification is that Aphyonus would be a monotypic genus.

...