Species Acleris nivisellana - Snowy-shouldered Acleris - Hodges#3510

3510

Apple Leaf Twister (larva)

Acleris nivisellana (Walsingham, 1879)

Tortrix nivisellana Walsingham, 1879 (1)

Specific epithet from the Latin nix sella possibly meaning "snow-white saddle," for the shape of the white markings.

There are about 65 named species in North America.

Wingspan 13-15 mm.

Adult: forewing white with large blackish semicircular patch mid-way along costa; diffuse irregular patches of light gray mixed with brown in median area and along inner margin; dark spot near inner margin in AM area; subterminal area mostly dark gray; hindwing brownish-gray with wide pale fringe.

Southern Canada and northern United States, south in the east to Maryland and Virginia, south in the west to California(2). (3), (4)

Lectotype ♀ from "California". (5)

The main flight period is March to November.

Ferguson (1975) reported September for Nova Scotia. (6)

Ferguson (1975) reported Prunus pensylvanica L.f. (pin cherry). (6)

Probably two generations per year.

Obraztsov, N.S., 1963. Some North American moths of the genus Acleris (Lepidoptera: Tortricidae). Proceedings of the United States National Museum., 114: 220. (7)

Walsingham, Lord. 1879, North-American Torticidae. Illustrations of typical specimens of Lepidoptera Heterocera in the collection of the British Museum 4: 2. (1)

Moth Photographers Group (8)

Larry Line's Moths of Maryland

The Barcode of Life Data Systems (BOLD) (9)

E.H. Stricklan Entomological Museum (10)