|scientific name Caloptilia negundella |
common name Boxelder Leafroller
Parkland and praries.
Emerge as adults in July and August from eggs, overwinter from October to April.
Small moth (13mm wingspan). Base colour on the wings is brown with gold and greenish scales. Yellow spots are found on the apex of fore wing, apically to the irregularly large costal patch. Three black stripes of scales on the fringes of hindwing. Brown body and greenish head. The brown antennae are filliform and extend past the body (Forbes, 1923).
Leaf miner of the box elder tree. First instars make a narrow, linear mine along the underside of the leaflet. The mine crosses to the upper side to form a white spot until emerging. Final instars form a cone from the distal portion of the leaf and pupate inside (Forbes, 1923). Adults emerge in July and August and are active until winter. Overwinter until spring to mate (Fauske, 2004).
No data for Alberta.
Specimens in Alberta were found on Manitoba maple, Acer negundo.
Occurs throughout western North America, many specimens found in central Alberta.
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