Chelicerata Heymons, 1901 Scorpiones Koch, 1837 - scorpions †Holosternina Kjellesvig-Waering, 1986 Superfamily †Eoctonoidea Kjellesvig-Waering, 1986 Family †Anthracoscorpionidae Fritsch, 1904 1 Genus †Allobuthus Kjellesvig-Waering, 1986 2 Genus †Anthracoscorpio Kušta, 1889