R4+5 is  long, ending near tip of wing; crossvein r-m is situated near or distal to the fork of Rs. Radial vein 2+3 (R2+3) may end in R1 or end in the costa. The median vein (M) has three or two branches and the discal cell (d) is present or absent.
R4+5 is long, reaching near the tip of the wing; the crossvein r-m is positioned close to or distal to the fork of Rs. Vein 2+3 may terminate on R1 or the costa. The median vein has three or two branches and the discal cell is present or absent.