1. (aa) Terga more or less green, dorsally largely black and often forming a more or less broad median black stripe on the abdomen
2. (bb) Black color of the head usually more extensive and forming a ‘∞’(Figs 4b–l): only upper parts of frontal ridges green, frontal field and frons between antennal furrow and inner eye margin largely black, the black parts fused above the antennal sockets, or face mainly black with small green spots on the upper frontal ridges (rarely completely black without green spots), exceptionally in very pale specimens the black mark above the antennae dissolved in small black spots.
Mesoscutellum and its appendage green, without black line between them.