1. 
   Early Thorn
   The Early Thorn (Selenia dentaria) is a moth of the family Geometridae with a wing span of between 28 and 40 mm found in Europe and Asia living in open deciduous woodlands, towns and cities. Two generations are produced which fly from April to August with a pause in June.
   Found op http://www.probertencyclopaedia.com/browse/BE.HTM
   
   
2. 
   Early Thorn
   Caterpillar species. Latin name: Selenia dentaria Food: Blackthorn, hawthorn, sallow, birch and alder Description: Brownish-grey, mottled darker, pairs of conical-shaped structures dorsally. Most of Britain.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   

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