Willow Beauty Moth Peribatodes rhomboidaria

Willow Beauty moth
Willow Beauty moth
The mis-named Willow Beauty is not one of the most beautiful of moths, nor does its caterpillar favour willows.
Willow Beauty moth female face and antennae
Willow Beauty moth male face and antennae
Above left is a female Willow Beauty with regular antennae and above right the amazing feathered antennae of the male -- for sensing pheromones.
Willow Beauty moth pale
Willow Beauty moth
The clarity of the pattern varies. Wingspan 30-38mm; UK flight time Jul-Sep.
Willow Beauty moth
Willow Beauty moth
Sometimes difficult to tell Willow Beauties, above, from Mottled Beauty (see key below).
Forewing of Willow Beauty moth

On the forewing of Willow Beauty, second dark line comes close to third dark line, as illustrated
above; on Mottled Beauty (a very variable-patterned moth), second dark line ends short or joins
middle of first dark line.