Main: (Geometridae / Ennominae)
70.242 [B&F: 1921a] Dusky Scalloped Oak (Crocallis dardoinaria) Donzel,1840

 

Notes: Local on the coast of Guernsey, where first discovered in 1990. Recorded for the first time in mainland Britain at Exmouth, Devon, in September 2006. Not recorded in Hampshire or on the Isle of Wight to date. Wingspan 46-52 mm. The most likely confusion species is Scalloped Oak C. elinguaria, but C. dardoinaria has discal spot comprising four small dots. Larva feeds on Gorse and Broom.

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Distribution Map

Historical distribution at tetrad resolution
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Record Density

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