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Species Details
Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
Common NameHollow-spotted Plagodis
SeasonalityAdults fly during mid June in Alberta.
IdentificationA mid-sized geometrid with orange-brown forewings marked with dark AM and PM lines and a discal spot; hindwing paler, with reduced PM line.
Similar to P. phlogosaria but alcoolaria has a straight, not curved PM line, possesses a forewing discal spot and is paler overall with a more speckled appearance.
Scientific Name
Plagodis alcoolaria
Common Name
Hollow-spotted Plagodis
Habitat
Moist deciduous and mixedwood forest.
Seasonality
Adults fly during mid June in Alberta.
Identification
A mid-sized geometrid with orange-brown forewings marked with dark AM and PM lines and a discal spot; hindwing paler, with reduced PM line.
Similar to P. phlogosaria but alcoolaria has a straight, not curved PM line,…
A mid-sized geometrid with orange-brown forewings marked with dark AM and PM lines and a discal spot; hindwing paler, with reduced PM line.
Similar to P. phlogosaria but alcoolaria has a straight, not curved PM line, possesses a forewing discal spot and is paler overall with a more speckled appearance.
Life History
Larvae are twig mimics, and are very similar to those of P. phlogosaria. Pupae overwinter (Wagner et al. 2001). Adults come to light, and may also be active during the day. This species is rare in Alberta.
Conservation
Rare and local in Alberta, but widespread to the east.
Diet Info
Prentice (1963) indicates that larvae feed primarily on birch (Betula spp.).
Range
East-central Alberta east to Nova Scotia, south to Georgia and Illinois (McGuffin 1987).
Citation
Page Citation for Plagodis alcoolaria
Page Citation
"Species Details - Plagodis alcoolaria, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4483/9-11387. Accessed 30 Dec. 2024.
References
Author
Prentice, R. M.
Title
Forest Lepidoptera of Canada. (1963)
Publication Date
1963
Volume
3
Pages
281
Author
Wagner, D.L, D.L. Ferguson, T.L. McCabe and R.C. Reardon
Title
Geometroid Caterpillars of Northeastern and Appalachian Forests
Publication Date
2001
Pages
239
Author
McGuffin, W. C.
Title
Guide to the Geometridae of Canada (Lepidoptera): II. Subfamily Ennominae, 4
Publication Date
1987
Series Title
Memoirs of the Entomological Society of Canada
Volume
138
Pages
182
Specimen Information
There are 20 specimens of this Species.
UASM7114 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Tofield
Collected BySchmidt, B. C.
Date Collected2000-06-14
UASM10549 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByBowman, K.
Date Collected1934-06-19
UASM10699 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByMackie, Donald
Date Collected1926-06-27
UASM43218 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta
Collected ByLawrie, D.
Date Collected1998-06-07
BIRD3803 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2000-06-17
BIRD3804 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2001-05-25
BIRD3805 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2001-06-27
BIRD3806 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2001-06-27
BIRD3807 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2002-06-15
BIRD6982 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, J.J. Collett Natural Area
Collected ByBird, C. D.
Date Collected2004-07-06
UASM78417 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Birch Mountains Wildland Provincial Park, Gardiner Lakes
Collected ByMacaulay, D. A.; Macaulay, S. H.
Date Collected2004-07-07
UASM59681 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Opal Natural Area
Collected BySchmidt, B. C.
Date Collected2006-07-02
BIRD17472 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2006-06-03
BIRD17473 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2006-06-19
UASM59902 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByAnweiler, G. G.
Date Collected2007-06-22
BIRD20541 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2007-06-15
BIRD36690 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Rimbey
Collected ByBird, C. D.
Date Collected2013-06-23
BIRD37448 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2014-06-07
BIRD37449 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2014-06-27
BIRD37891 - Plagodis alcoolaria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Winfield
Collected ByBird, C. D.
Date Collected2015-06-06