4 a & b.

Potanthus rectifasciatus.
FW band almost alignrd in astraight line.
HW spot 6 very large , larger than spot 7 .
Variable dark shadings/spots.
https://www.flickr.com/photos/33212211@N00/26941566369
https://www.flickr.com/photos/33212211@N00/48792272743