Photo © Mike Wall

Early Thorn

Selenia dentaria

Checklist Number
70.237 [B&F: 1917]

Verification
Record will be accepted (subject to date and location checks)

Classification

Family:Geometridae
Subfamily:Ennominae
Genus:Selenia
Species:dentaria
Authority:(Fabricius, 1775)

Common in woodland, scrub, hedgerows, parks and gardens, throughout the British Isles. Wingspan 40-51 mm. The second, summer generation smaller and brighter than the spring generation. Larva feeds on various woody plants, including Blackthorn, Hawthorn, Hazel, Downy and Silver Birch, Alder, Sallow, Honeysuckle and Bog-myrtle, over-wintering as a pupa.

The abundance in each month is indicated as follows:

No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time
J F M A M J J A S O N D
Adult
Larval

Records by week (adult)

Records by week (larval)