Species Details

Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum Read more about this collection »

Common NameWilliams' Tiger SeasonalityJune to late July. IdentificationOne of the smallest members of the genus, with an average forewing length of ~17mm. The white forewing markings consist of the typical "W" mark, with two additional transverse lines (sometimes reduced). Note lack of fine white lines alongforewing veins. Hindwing color can vary from pink to yellow; boreal and prairie populations tend to have a dull yellowish hindwing.

Scientific Name Grammia williamsii Common Name Williams' Tiger Habitat Found in montane grasslands, open jack pine forests and prairie habitats. Seasonality June to late July. Identification
One of the smallest members of the genus, with an average forewing length of ~17mm. The white forewing markings consist of the typical "W" mark, with two additional transverse lines (sometimes reduced). Note lack of…
One of the smallest members of the genus, with an average forewing length of ~17mm. The white forewing markings consist of the typical "W" mark, with two additional transverse lines (sometimes reduced). Note lack of fine white lines alongforewing veins. Hindwing color can vary from pink to yellow; boreal and prairie populations tend to have a dull yellowish hindwing.
Life History No information available. Conservation Common. Diet Info Probably a variety of herbaceous plants. In prairie habitats, larvae can be common on Golden Bean (Thermopsis rhombifolia) in May. Larvae have also been observed on Senecio sp. in montane meadows. Range New Brunswick to Alberta, B.C. and N.W.T., south to Arizona.
Grammia williamsii
Grammia williamsii

Citation

Page Citation for Grammia williamsii

Page Citation

"Species Details - Grammia williamsii, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-243. Accessed 03 Mar. 2024.

Authorship

Name Schmidt, B. C.
Role species page author

References

Specimen Information

There are 315 specimens of this Species.

315 results plotted on map in 105 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

UASM12652 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Red Deer Date Collected1923-07-03

UASM12616 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1918-07-05

UASM12627 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12628 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12634 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12641 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12646 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1921-06-24

UASM12647 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1918-06-22

UASM12654 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12662 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12668 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Hillcrest Collected ByBowman, K. Date Collected1919-06-21

UASM12631 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Medicine Hat Collected ByBowman, K. Date Collected1945-06-24

UASM12640 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Medicine Hat Collected ByBowman, K. Date Collected1945-06-24

UASM12626 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1921-07-19

UASM12630 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1918-07-17

UASM12636 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1918-07-17

UASM12645 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1923-07-29

UASM12648 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1918-07-18

UASM12650 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1936-06-01

UASM12659 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1925-05-30

UASM12649 - Grammia williamsii

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Jasper National Park, Pocahontas Collected ByBowman, K. Date Collected1916-08-15

Adult Seasonal Distribution