| 4.005 ~ 0110 ~ Stigmella betulicola ~ Common Birch Pigmy | ||
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UK Status Resident. Widely distributed and locally common. Montgomeryshire Status Only recorded from the western edge of the county. Wingspan : M & F, 4-5mm. Confusion species Many species of Stigmella are similar. A good way of separating them is to examine the type of leaf-mine in the foodplant. |
Flight time & Voltinity
(Bivoltine)  Habitat Wherever the foodplant is found, especially in heathy places. Foodplant Birch. Lifestage data Leaf miner. Eggs are laid on the underside of the leaf. Larva forms a contorted gallery. (Mines of some species are similar, care is required with identification). |
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| Montgomeryshire photos | ||
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