Fig. 7 in Revision of the enigmatic insect family Anthracoptilidae enlightens the evolution of Palaeozoic stem-dictyopterans

Fig. 7. Anthracoptilid insect Westphaloptilus gallicus sp. nov. from Bashkirian of Bruay-en-Artois, Department of North, France, holotype Bruay F.5 BR27–28, photograph of imprint (A), photograph of counterimprint (B). 1A, first anal vein; CuA/P, cubitus anterior/posterior; M, indistinguishable polarity of median vein; RA/P, radius anterior/posterior; ScA/P, subcosta anterior/posterior.