The  Insects of the British Isles

by Dave Hatton

 

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  GEOMETRIDAE - ENNOMINAE  

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ENNOMINAE FAMILY LIST

 

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  1923 FEATHERED THORN (Colotois Pennaria) Linnaeus  

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PICTURE: Caught by torch light at Woodhall Lake, West Yorkshire, October 2011.

 

DISTRIBUTION: This moth is a widely distributed, and fairly common resident in England, Wales and Ireland. In Scotland it is wide spread, but quite local and scarcer.  Specimens from the northern, and western parts of the British Isles tend to be more reddish than those from the south and east.

 

WING SPAN: 46 to 50mm.                                   STATUS: Resident.           

FLIGHT PERIOD: This species is single brooded, and is on the wing from about mid September to mid November. Males are active after dark, and are attracted to light. The females tend to be sluggish, and sit around on tree trunks, branches and twigs for long periods.                  

LARVAL PERIOD: Caterpillars are around from April through to June, and feed on various tree's and shrubs. Pupation takes place in the soil in June and early July, near the foot of the tree.

 

HABITAT: They inhabit bushy places with a good smattering of tree's.

FOOD PLANT/S: Some of their food plants include Oak, Poplar, Birch, Blackthorn, Hawthorn, Sallow and many other tree's and shrubs.                                            

SIMILAR SPECIES: None.

             
                 
 

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