Common NameBirch AngleSeasonalityThe peak flight period is June.IdentificationThis species and M. aemulataria are very similar in appearance, but are quite distinctive compared to other Macaria. The forewing is creamy white with three usually distinct transverse lines, and a bold brown patch in the middle outer third (distal to the PM line). The forewing is distinctly notched below the apex, accented by a dark fringe. Hindwing with discal spot and AM and PM lines, the margin coming to a distinct point, giving a nearly tailed appearance. M. notata is slightly larger with a paler whitish ground colour compared to aemulataria.
Scientific NameMacaria notataCommon Name
Birch Angle
Habitat
Mesic mixedwood and deciduous forests and woodlands.
Seasonality
The peak flight period is June.
Identification
This species and M. aemulataria are very similar in appearance, but are quite distinctive compared to other Macaria. The forewing is creamy white with three usually distinct transverse lines, and a bold brown patch in…
This species and M. aemulataria are very similar in appearance, but are quite distinctive compared to other Macaria. The forewing is creamy white with three usually distinct transverse lines, and a bold brown patch in the middle outer third (distal to the PM line). The forewing is distinctly notched below the apex, accented by a dark fringe. Hindwing with discal spot and AM and PM lines, the margin coming to a distinct point, giving a nearly tailed appearance. M. notata is slightly larger with a paler whitish ground colour compared to aemulataria.
Life History
A description of the larva and pupa is provided by McGuffin (1972), and Wagner et al. illustrate the mature larva. Pupae hibernate, and adults come to light. An uncommon species not usually encountered in numbers.
Conservation
Not of concern.
Diet Info
Larval hosts consist primarily of birch (Betula) and alder (Alnus) species (Prentice 1963).
Range
Central BC, NWT and Nunavit east to Nova Scotia, south to Colorado and North Carolina (McGuffin 1972).
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Citation
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Page Citation for Macaria notata
Page Citation
"Species Details - Macaria notata, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4627. Accessed 14 Oct. 2024.
References
AuthorPrentice, R. M.
TitleForest Lepidoptera of Canada. (1963)
Publication Date1963
Volume3
Pages281
AuthorWagner, D.L, D.L. Ferguson, T.L. McCabe and R.C. Reardon
TitleGeometroid Caterpillars of Northeastern and Appalachian Forests
Publication Date2001
Pages239
AuthorMcGuffin, W. C.
TitleGuide to the Geometridae of Canada. II. Subfamily Ennominae. 1.
Publication Date1972
Series TitleMemoirs of the Entomological Society of Canada
Volume86
Pages159
Specimen Information
There are 39 specimens of this Species.
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39 results plotted on map in 15 markers. Note: Only records with latitude and longitude coordinates are plotted on map.
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Birch Mountains Wildland Provincial Park, Gardiner LakesCollected ByMacaulay, D. A.; Macaulay, S. H.Date Collected2004-07-07
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Birch Mountains Wildland Provincial Park, Gardiner LakesCollected ByMacaulay, D. A.; Macaulay, S. H.Date Collected2004-07-07