Cladogram of Infraorder Physocephalata, down to Family level.
Cyllopodidae
Vibiliidae
Paraphronimidae
Phrosinidae
Phronimidae
Cystisomatidae
Dairellidae
Hyperiidae
Iulopididae
Bougisidae
Lestrigonidae
Anapronoidae
Brchyscelidae
Platyscelidae
Parascelidae
Lycaeidae
Oxycephalidae
Lycaeopsidae
Tryphanidae
Pronoidae