Some of the moths from this family which are called ‘Beauty’ and other similar species
1. Those which rest with the leading edge of the forewing right out and their hindwings showing .
2. Those which rest with the forewings held back to form a triangle
1. Willow Beauty, Mottled Beauty, Engrailed and Brussels Lace
Willow Beauty Two crosslines meet in a blob at the trailing edge of the forewing.
There is sometimes a similar blob on Mottled Beauty but less distinct and not in this position.
Flight period June-
If in doubt check also Feathered Beauty, Satin Beauty and Great Oak Beauty, which are not common (not shown here).
Mottled Beauty 1.Does not have the meeting cross-
2. Hindwing is more scalloped at the edge than Willow Beauty.
3. Outer cross-
Flight period mainly June and July
If in doubt check also Pale Oak Beauty which does not have the dip in the outer cross-
Engrailed Distinguished by two small ‘daggers’ in the middle of the central cross-
Flight period March-
(Check also Small Engrailed which is much less common, almost impossible to distinguish and may not be a separate species.)
Brussels Lace The way the main cross-
Flight Period mainly June to August.
2. Brindled Beauty, Small Brindled Beauty and Pale Brindled Beauty -
Heavy black cross-
Small Brindled Beauty
Pale Brindled Beauty
Flight times of these two moths do not overlap :-