About the Petromyzontidae Family

The Petromyzontidae is a family of petromyzonti placed in the order Petromyzonti.

Like other members of Petromyzonti, these fishes share the group's defining traits: they are adapted to their particular aquatic niches

Families such as Petromyzontidae contribute to the extraordinary breadth of form and ecology seen across Petromyzonti, ranging from open-water and reef dwellers to riverine and deep-sea forms depending on the lineage. It embraces roughly 42 accepted species in the global checklist.