(Trefusiidae) (Trefusiidae) is a biological family of the class Enoplea and order Enoplida.
Alaimonemella
Cytolaimium
Halanonchus
Rhabdocoma
Trefusia
Anoplostomatidae
Anticomidae
Cryptonchidae
Enoplidae
Eurystominidae
Ironidae
Lauratonematidae
Leptosomatidae
Oncholaimidae
Onchulidae
Oxystominidae
Phanodermatidae
Prismatolaimidae
Rhabdodemaniidae
Rhaptothyreidae
Symplocostomatidae
Synochidae
Thoracostomopsidae
Trefusiidae
Triodontolaimidae
Tripylidae