Some Palaeozoic ‘Protorthoptera’ are ‘ancestral’ Orthopteroids: major wing braces as clues to a new split among the ‘Protorthoptera’ (Insecta)

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith