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Family Trigonuropodidae Hirschmann, 1979 (1 genus, 87 species)
Family Uroactiniidae Hirschmann & Zirngiebl-Nicol, 1964 (3 genera, 67 species)
Family Urodiaspididae...
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Trematuridae (Trematura, Trichouropoda, Trichosociata, and Pseuduropoda),
Uroactiniidae (Uroactinia),
Urodinychidae (Uroobovella,
Uroobovella (Fuscouropoda))...