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Species Crambus perlella - Immaculate Grass-veneer - Hodges#5343

Cramidae: Crambus perlella - Crambus perlella Crambus perlellus? - Crambus perlella Crambidae: Crambus perlella - Crambus perlella Not sure. Immaculate Grass-veneer? - Crambus perlella White Moth - Crambus perlella Crambus perlella - Immaculate Grass-veneer - Hodges#5343 - Crambus perlella immaculate grass-veneer - Crambus perlella Crambus perlella
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Pyraloidea (Pyralid and Crambid Snout Moths)
Family Crambidae (Crambid Snout Moths)
Subfamily Crambinae (Crambine Snout Moths)
Tribe Crambini (Grass-Veneers)
Genus Crambus
Species perlella (Immaculate Grass-veneer - Hodges#5343)
Hodges Number
Synonyms and other taxonomic changes
14 synonyms are listed at All-Leps
North American subspecies is C. p. innotatellus
specific epithet also spelled perlella
common to abundant
winspan 20-24 mm in Alberta; 21-28 mm in Europe
Adult: forewing completely white with satin lustre; hindwing white or pale yellowish-gray
northern United States and southern Canada: Nova Scotia to Massachusetts, west to California and British Columbia
several other subspecies occur in the Old World from Europe and north Africa to Japan and China
fields, grasslands; adults may be active during the day but are also nocturnal and come to light
adults fly from June to August
larvae feed on roots and stem bases of grasses such as Sheep Fescue (Festuca ovina) and Wavy Hairgrass (Deschampsia flexuosa)
Life Cycle
overwinters as a larva in silken gallery in base of grasss stems; pupation occurs in silken cocoon on or partly in the soil; adults emerge in summer; one generation per year
common name reference: Checklist of Moths of Algonquin Provincial Park, 2005, Jason Dombroskie, Ontario (RM has unpublished hard copy of database file)
status in Algonquin Park is given as common at the west and east gates
See Also
Some other mostly white Crambini species look similar:

Crambus albellus              Arequipa turbatella           Platytes vobisne               Microcrambus copelandi    Microcrambus biguttellus


In the west (and in Europe), the tortricid moth Eana argentana is superficially similar
Internet References
pinned adult image by Charles Bird, plus habitat, flight season, description, foodplant, distribution (Strickland Entomological Museum, U. of Alberta)
live adult image of European subspecies by Andy Musgrove, plus description, foodplants, flight season (Ian Kimber, UK Moths)
live adult image of European subspecies (Keith Tailby, UK)
foodplants plus adult images, links to other images, Eurasian subspecies, synonyms, references (Markku Savela, FUNET)
biology and flight season plus live adult image of European subspecies by Maaren Jacobs (Catologue of the Lepidoptera of Belgium)