Petrorossia angustibasalis Hesse, 1956

Abdomen with central, discal, black band on abdomen above very broad, much broader than red on sides.
Legs predominantly yellowish.
Vestiture on face usually, or even entirely,
Fine scaling above gleaming brassy yellowish.
Wings with the infuscated brownish yellowish. Apex of wings (figure) from apex of costal cell more or less straight; alula and axillary lobe reduced, the wings thus also appearing pedunculate.