After Li, Grande & Wilson, 1997

Phaerodus Leidy, 1873
        Dapedoglossus
        Platops
        Pomphractus
      including:
        Brychaetus Woodward, 1901
        Phareoides Taverne, 1973

    †Phaerodus testis (Cope, 1877) Grande, 1984
        Dapedoglossus testis Cope, 1877
        Phaerodus brevicaudatus Thorpe, 1938]

    †Phaerodus muelleri
        Platops
        Pomphractus
        BrychaetusPhaerodus queenlandicus (Hills)
        Phareoides queenlandicus Hills

    †Phaerodus encaustus (Cope, 1871)
        Osteoglossum encaustum Cope, 1871
        Phaerodus acutus Leidy, 1873
        Phaerodus acutus Leidy-Cope, 1873
        Phaerodus sericeus Cope, 1873
        Dapedoglossus encaustus Cope, 1877
        Dapedoglossus aequipinnis Cope, 1878
        Dapedoglossus acurus (Leidy) Cope, 1883
        Dapedoglossus aequipinnis Cope-Cope, 1883
        Phaerodus encaustus (Cope) Thorpe, 1938
        Phaerodus aequipinnis (Cope) Thorpe, 1938
        Phaerodus brevicaudatus Thorpe, 1938 (in partim)
        Phaerodus acutus Leidy-Roellig, 1967
        Phaerodus encaustus (Cope) Roellig, 1967
        Phaerodus encaustus (Cope)-Grande, 1981, 1984
        Musperia radiata (Heer)

Reference(s):