Descriptor : WING: M1, M2 and CuA1, at least 1 pale spot/area, abuts wing margin, apex of veins in distal part - Presence
Descriptor type : categorical
Wings observation have to be done with a low magnification (2,5x or 4x, not x10)
WING: M1, M2 and M3+4, at least 1 pale spot/area, abuts wing margin, apex of veins in distal part - Presence
Hierarchy
WING: Pale or dark spots - Presence | |_ WING: M1, M2 and CuA1, at least 1 pale spot/area, abuts wing margin, apex of veins in distal part - Presence | |_ WING: M1, M2 and CuA1, pale spots surrounded by dark area, apex of veins - Shape {absence}