Species Details
Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
Common NameChickweed Geometer
SeasonalityAlberta flight dates range from mid July to late August.
IdentificationThe tan forewings and ochre hindwings, with two broad pink transverse bands and border, are unmistakable. The male antennae with its very long pectinations add to the uniqueness of this elegant moth.
Scientific Name
Haematopis grataria
Common Name
Chickweed Geometer
Habitat
Prairie grasslands and shrublands.
Seasonality
Alberta flight dates range from mid July to late August.
Identification
The tan forewings and ochre hindwings, with two broad pink transverse bands and border, are unmistakable. The male antennae with its very long pectinations add to the uniqueness of this elegant moth.
Life History
The egg hatches in about seven days, and larvae go through five instars and mature in 28 to 30 days. The pupa is light yellow-green and light brown with a purplish dorsal line (McGuffin 1967). Adults come to light.…
The egg hatches in about seven days, and larvae go through five instars and mature in 28 to 30 days. The pupa is light yellow-green and light brown with a purplish dorsal line (McGuffin 1967). Adults come to light. There may be two flights annually in the southern prairies.
Conservation
Not of concern.
Diet Info
Larvae feed on muse-ear chickweed (Cerastium), chickweed (Stellaria) and several species of knotweed (Polygonum) (Handfield 1999).
Range
Quebec west to southeastern Alberta, with a single record from Ft. Smith, NWT (McGuffin 1967).
Citation
Page Citation for Haematopis grataria
Page Citation
"Species Details - Haematopis grataria, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-3894. Accessed 30 Dec. 2024.
References
Author
McGuffin, W. C.
Title
Guide to the Geometridae of Canada (Lepidoptera): I. Subfamily Sterrhinae
Publication Date
1967
Series Title
Memoirs of the Entomological Society of Canada
Volume
50
Pages
67
Author
Handfield, L.
Title
Le guide des papillons du Quebec.
Publication Date
1999
Pages
536
Specimen Information
There are 7 specimens of this Species.
UASM10512 - Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByBowman, K.
Date Collected1943-07-23
UASM10513 - Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByBowman, K.
Date Collected1943-07-23
UASM10518 - Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Medicine Hat
Collected ByBowman, K.
Date Collected1949-08-13
UASM41553 - Haematopis grataria
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
UASM41601 - Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Calgary
Collected BySalt, George
Date Collected1923-07-12
UASM58991 - Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bindloss
Collected ByAnweiler, G. G.; Troubridge, J.
Date Collected2005-09-03
UASM59842 - Haematopis grataria
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Bindloss
Collected ByAnweiler, G. G.
Date Collected2007-05-27