Species Details
Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
Common NameStriped Granite
SeasonalityLate May to early August, peaking in mid to late June.
IdentificationLight grey in colour, with a whitish ground colour; three black wedges along the forewing costa, sometimes with a fourth subapical wedge. Forewing AM, PM and median band developed equally, not dark and bold. Distinguished by the absence of the bold AM and PM lines, and a lighter ground colour than most other Digrammia, giving it a more contrasting appearance.
Scientific Name
Digrammia denticulata
Common Name
Striped Granite
Habitat
Dry woodlands and aspen parkland.
Seasonality
Late May to early August, peaking in mid to late June.
Identification
Light grey in colour, with a whitish ground colour; three black wedges along the forewing costa, sometimes with a fourth subapical wedge. Forewing AM, PM and median band developed equally, not dark and bold.…
Light grey in colour, with a whitish ground colour; three black wedges along the forewing costa, sometimes with a fourth subapical wedge. Forewing AM, PM and median band developed equally, not dark and bold. Distinguished by the absence of the bold AM and PM lines, and a lighter ground colour than most other Digrammia, giving it a more contrasting appearance.
Life History
The life history and immature stages are incompletely known; the egg and first instar larva are described by McGuffin (1972). Adults come to light. Handfield (1999) states that this is a species of open, mesic…
The life history and immature stages are incompletely known; the egg and first instar larva are described by McGuffin (1972). Adults come to light. Handfield (1999) states that this is a species of open, mesic woodlands and bogs, but it in Alberta it occurs in much drier habitats. Perhaps more than one species is included under this name.
Conservation
Not of concern.
Diet Info
No information available.
Range
Yukon to Ontario, south to CA and IL (McGuffin 1972). Despite the wide distribution of this species, records are lacking for much of boreal transcontinental Canada.
Citation
Page Citation for Digrammia denticulata
Page Citation
"Species Details - Digrammia denticulata, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4623. Accessed 01 May. 2024.
References
Author
McGuffin, W. C.
Title
Guide to the Geometridae of Canada. II. Subfamily Ennominae. 1.
Publication Date
1972
Series Title
Memoirs of the Entomological Society of Canada
Volume
86
Pages
159
Author
Handfield, L.
Title
Le guide des papillons du Quebec.
Publication Date
1999
Pages
536
Specimen Information
There are 109 specimens of this Species.
UASM9498 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Date Collected1921-06-20
UASM9500 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByBowman, K.
Date Collected1946-08-10
UASM41558 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sandy Point Recreation Area
Collected ByAnweiler, G. G.; Schmidt, B. C.
Date Collected2000-05-19
UASM41559 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sandy Point Recreation Area
Collected ByAnweiler, G. G.; Schmidt, B. C.
Date Collected2000-05-19
UASM41560 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sandy Point Recreation Area
Collected ByAnweiler, G. G.; Schmidt, B. C.
Date Collected2000-05-19
UASM41586 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edgerton
Collected ByAnweiler, G. G.
Date Collected2002-06-01/2002-06-02
UASM41581 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lost River
Collected ByAnweiler, G. G.; Troubridge, J.
Date Collected2000-06-26/2000-06-27
UASM41589 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Pinhorn Grazing Reserve
Collected ByPohl, G.
Date Collected1996-06-14
UASM41582 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Tolman Bridge Recreational Area
Collected ByAnweiler, G. G.
Date Collected2001-08-04
UASM41583 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Tolman Bridge Recreational Area
Collected ByAnweiler, G. G.
Date Collected2001-08-04
UASM41588 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Tolman Bridge Recreational Area
Collected ByAnweiler, G. G.
Date Collected2002-06-15/2002-06-16
UASM41587 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Writing-On-Stone Provincial Park, Milk River
Collected ByAnweiler, G. G.; Troubridge, J.
Date Collected2000-06-28/2000-06-29
UASM9516 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Red Deer
Collected ByBowman, K.
Date Collected1923-06-24
UASM9566 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Jasper National Park, Pocahontas
Collected ByBowman, K.
Date Collected1916-08-14
BIRD1657 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Erskine
Collected ByBird, C. D.
Date Collected2000-06-06
BIRD1658 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Trochu
Collected ByBird, C. D.
Date Collected2000-06-22
BIRD1659 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Trochu
Collected ByMengersen, E.
Date Collected2000-06-22
BIRD1660 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dry Island Buffalo Jump Provincial Park
Collected ByBird, C. D.
Date Collected2001-06-08
BIRD1661 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Dry Island Buffalo Jump Provincial Park
Collected ByBird, C. D.
Date Collected2001-06-08
BIRD1662 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Big Knife Provincial Park
Collected ByBird, C. D.
Date Collected2002-06-03
BIRD1663 - Digrammia denticulata
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Big Knife Provincial Park
Collected ByBird, C. D.
Date Collected2002-06-03