FAMILY                      Centromachidae Petrunkevitch, 1953:17  [Fossil]
                            [=Phoxiscorpionidae Kjellesvig-Waering, 1986:93]
                            [=Anthracochaerilidae Kjellesvig-Waering, 1986:149]
                            [=Opsieobuthidae Kjellesvig-Waering, 1986:214]
GENUS                              Anthracochaerilus Kjellesvig-Waering, 1986:149  [Fossil]
SPECIES                                 Anthracochaerilus palustris Kjellesvig-Waering, 1986:150 [lower ViséanFossil; l.Carb.; Scotland]
GENUS                              Centromachus Thorell & Lindström, 1885:21  [Fossil]
SPECIES                                 Centromachus euglyptus (Peach, 1883):402 [lower ViséanFossil; l.Carb.; Scotland]
                                        [=Eoscorpius euglyptus Peach, 1883]
GENUS                              Opsieobuthus Kjellesvig-Waering, 1986:214  [Fossil]
SPECIES                                 Opsieobuthus pottsvillensis (Moore, 1923):131 [PennsylvanianFossil; u.Carb.; Indiana]
                                        [=Eobuthus pottsvillensis Moore, 1923]
GENUS                              Phoxiscorpio Kjellesvig-Waering, 1986:93  [Fossil]
SPECIES                                 Phoxiscorpio peachi Kjellesvig-Waering, 1986:93 [middle ViséanFossil; l.Carb.; Scotland]
GENUS                              Pulmonoscorpius Jeram, 1994b:287  [Fossil]
SPECIES                                 Pulmonoscorpius kirktonensis Jeram, 1994b:288 [BrigantianFossil; l.Carb.; Scotland]