Geometridae

70.043 Chalk Carpet Scotopteryx bipunctaria cretata (Prout, 1937)

Notable B

Similar species: Although subtly marked this species is unlikely to be mistaken for other British or Irish species unless very worn.

Forewing: 15 to 18mm

Habitats: Calcareous downland and other calcareous grasslands, coastal cliffs, inland cliffs and quarries.

Habits: The moth basks on bare ground and rocks during the day and is easily disturbed. It comes to light.

Foodplant: The nocturnal larva feeds on Common Bird's-foot Trefoil, other trefoils, vetches and clovers. It pupates in a cocoon in the leaf litter.

On the European mainland it has been recorded feeding on Sainfoin, Horse-shoe Vetch and Scorpion Vetch Coronilla spp.