Orthometopon pusillum Schmalfuss, 1979 (original description)
Porcellium pieperi Schmalfuss, 1979 accepted as
Porcellium pieperi Schmalfuss, 1986 (original description)
Protracheoniscus ferrarai Schmalfuss, 1979 accepted as
Protracheoniscus ferrarai Schmalfuss, 1983 accepted as
Orthometopon ferrarai (Schmalfuss, 1983) (original description)
Protracheoniscus kühnelti Schmalfuss, 1979 accepted as
Protracheoniscus kuehnelti Schmalfuss, 1979 (original description)
Protracheoniscus malickyi Schmalfuss, 1979 accepted as
Protracheoniscus ferrarai Schmalfuss, 1983 accepted as
Orthometopon ferrarai (Schmalfuss, 1983) (original description)
Protracheoniscus malickyi Schmalfuss, 1979 accepted as
Protracheoniscus ferrarai Schmalfuss, 1983 accepted as
Orthometopon ferrarai (Schmalfuss, 1983) (original description (unavailable nomenclaturally))