Common White Wave Moth Cabera pusaria

Common White Wave moth
Common White Wave moth
The Common White Wave moth -- bands can vary from indistinct to more pronounced.
Looks very similar to Common Wave moth below but lower bands are straight and smooth.
Wingspan: 25-28 mm; UK flight time May-Aug.

Common Wave Moth Cabera exanthemata

Common Wave moth
Common Wave moth
The Common Wave is very similar to the Common White Wave above, but its lower line is crooked and wavy rather than straight.
Wingspan: 30-35 mm; UK flight time May-Aug.