Suborder Orthosternina Pocock 1911 (scorpion)
Alternative spelling: Orthosterni
Full reference: R. I. Pocock. 1911. A Monograph of the Terrestrial Carboniferous Arachnida of Great Britain 1-84
Parent taxon: Scorpiones according to J. A. Dunlop et al. 2013
See also Jeram 1994 and Kjellesvig-Waering 1986
Sister taxa: Allopalaeophonoidea, Archaeoctonoidea, Bilobosternina, Branchioscorpionina, Brontoscorpio, Chaerilobuthidae, Eramoscorpius, Gondwanascorpio, Gymnoscorpius, Holosternina, Hubeiscorpio, Liassoscorpionidae, Liassoscorpionides, Lobosternina, Meristosternina, Mesoscorpionina, Palaeomachus, Palaeophonus lightbodyi, Palaeotrilineatidae, Permomatveevia, Proscorpiidae, Titanoscorpio, Wattisonia
Subtaxa: Buthoidea Chactoidea Chaeriloidea Corniops Scorpionoidea
Ecology: