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Species Eido trimaculella - Hodges#1068

Posturing gelechiid(?). -  Hodges #1068 - Eido trimaculella Unknown Microlep - Eido trimaculella Eido - Eido trimaculella Eido trimaculella Oecophoridae, Concealer Moth, dorsal - Eido trimaculella 1068 Three-spotted Concealer (Eido trimaculella) - Eido trimaculella Eido trimaculella Three-spotted Concealer - Eido trimaculella
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Gelechioidea (Twirler Moths and kin)
Family Oecophoridae (Concealer Moths)
Subfamily Oecophorinae
Tribe Oecophorini
Genus Eido
Species trimaculella (Eido trimaculella - Hodges#1068)
Hodges Number
Synonyms and other taxonomic changes
Eido trimaculella (Fitch, 1856)
Chaetochilus trimaculella Fitch, 1856
Venilia albapalpella Chambers, 1872 (208)
Chimabacche haustellata Walsingham, 1882
Atheropla trimaculella
Anarsia albapulvella
Ypsolophus trimaculellus
Explanation of Names
Specific name trimaculella is Latin meaning "three-spotted." (1)
6 to 7 mm long. Wingspan 15-18 mm. (2)
Head: Grayish-brown, a few rough scales, but face smooth. Palpi thick, curved up over head; gray with a wide black stripe. Some white on 2nd segment, with a large tuft on last segment.
Antenna: Slender, about 2/3 as long as wing: Gray-brown with white rings.
Thorax: Grayish-brown.
Wings: Wide, sharp pointed tips. Grayish-brown to silvery-gray, dusted with white. Three yellowish-white marks along costa edge from mid-wing to tip (thus Triple-spotted). A row of yellowish-white dashes along wing tip margin, forming an overall V-shape. White dusting along the inner side of the V-shape pattern. Fringe unevenly checkered. Hindwings dark gray-brown. Fringe has brown line through it.
Legs: Each segment grayish-brown with a white tip. Underside silvery-white.
Abdomen: Grayish-brown on top, silvery-white on underside. Female has protruding, rough scaled ovipositor of 3 telescoping sections – half as long as abdomen.
Eastern U.S., North Dakota; Canada.
Deciduous forests. Moths can be found around hollow trees, walking with their wings elevated.
Early June through July in north. May to August in south.
Larvae feed on fungus, including Piptoporus betulinus and Fomes fomentarius. (3)
Life Cycle
Females deposit eggs on bracket fungus Tinder Polypore Fomes fomentarius and Birch Polypore Piptoporus betulinus. Larva feed under a silken web.
Holotype as Choerochilus trimaculella by Fitch, 1856. Locality: New York State. In the United States National Museum, Smithsonian. Fitch's type in good condition and with his own large label attached.
Holotype as Venilia albapalpella by Chambers, 1872. Locality: Kentucky. Museum unknown.
Holotype as Anarsia albapulvella by Chambers, 1875. Locality: Canada. Museum unknown.
Holotype as Ypsolophus trimaculellus by Chambers, 1878. Locality: Canada. In Quebec Museum, Parliament Buildings, Quebec City as part of the Belanger Collection, Universite Laval. Now in the U.S. National Museum, Smithsonian and #5768.
Syntypes as Chimabacche haustellata by Walsingham, 1882. Locality: Orono, Maine. In U.S. National Museum, Smithsonian. Secured from Professor Fernald collection, identical with the type per Busck, 1902.
Print References
Busck, A. 1909. A generic revision of American moths of the family Oecophoridae, with descriptions of new species. Proceedings of the United States National Museum 35: 191-192 (2)
Fitch, A., 1856. First and second report on the noxious, beneficial and other insects of the state of New York. 233.
Hodges, R.W. 1974. Moths of America North of Mexico, Fascicle 6.2: p.132, pl.6.33 (3)
Works Cited
1.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
2. A generic revision of American moths of the family Oecophoridae, with descriptions of new species.
August Busck. 1908. Proceedings of the United States National Museum Vol. 35.
3.The Moths of America North of Mexico Fascicle 6.2 Gelechioidea, Oecophoridae
Ronald W. Hodges. 1974. E. W. Classey Ltd. and RBD Publications Inc.