| 4.036 ~ 0072 ~ Stigmella myrtillella ~ Bilberry Pigmy | ||
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UK Status Resident. Widely distributed throughout the British Isles. Montgomeryshire Status First found in the south of the county in 2015 at Glaslyn Nature Reserve. Wingspan : M & F 4-5mm. Confusion species Many species in this group are very similar. One of the best ways of separating them is to examine the type of leaf-mine. |
Flight time & Voltinity
(Bivoltine)  Habitat Wherever the foodplant is found. Foodplant Bilberry and bog bilberry. Lifestage data Leaf miner. Eggs laid on underside of leaf. Larva first forms a gallery mine, later an irregular blotch. The cocoon is brown. |
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| Montgomeryshire photos | ||
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