Pero occidentalis

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

Common NameWestern Pero SeasonalityAdults fly in Alberta throughout June. IdentificationVery similar to P. honestaria and behrensaria, but according to McGuffin (1987) this is the only Canadian Pero with slightly dentate or pectinate rather than simple male antennae.

Scientific Name Pero occidentalis Common Name Western Pero Habitat Open montane woodlands. Seasonality Adults fly in Alberta throughout June. Identification Very similar to P. honestaria and behrensaria, but according to McGuffin (1987) this is the only Canadian Pero with slightly dentate or pectinate rather than simple male antennae. Life History

Caterpillars are light grey and brown with several short tubercles, and mimic twigs in posture and colouration. The pupa overwinters. The eggs are laid in a neat row along the host foliage, as in other Pero species …

Conservation Not of concern. Diet Info

Miller & Hamond (2000) state that larvae feed primarily on pines and other conifers, But this species was not recorded from conifers by Prentice (1963), and McGuffin (9187) lists only lodgepole pine (Pinus contorta)…

Range Southern BC and the AB mountains (south of the Athabasca River) south to CA (McGuffin 1987).

Page Citation

"Species Details - Pero occidentalis, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-4472. Accessed 26 Sep. 2023.

Authorship

Name Schmidt, B. C.

Role species page author

Date 2003-08-01

References

27 results plotted on map in 10 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

UASM41795 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, West Castle River Collected ByAnweiler, G. G. Date Collected1999-05-22

UASM10051 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1921-06-10

UASM10052 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1920-07-16

UASM10055 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1921-06-12

UASM10056 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1920-07-16

UASM10060 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1936-06-21

UASM10061 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1921-06-10

UASM10065 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1923-06-17

UASM10067 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1921-06-10

UASM10071 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Nordegg Collected ByBowman, K. Date Collected1921-06-10

BIRD3449 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Crowsnest Pass, Island Lake Collected ByBird, C. D. Date Collected2001-06-29

BIRD3450 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Crowsnest Pass, Island Lake Collected ByBird, C. D. Date Collected2001-06-29

BIRD3451 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Crowsnest Pass, Island Lake Collected ByBird, C. D. Date Collected2001-06-30

BIRD3452 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Crowsnest Pass, Island Lake Collected ByBird, C. D. Date Collected2001-06-30

BIRD3453 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Crowsnest Pass, Island Lake Collected ByBird, C. D. Date Collected2001-06-30

BIRD3454 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Crowsnest Pass, Island Lake Collected ByBird, C. D. Date Collected2001-06-30

UASM56984 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Onefour Collected ByAnweiler, G. G. Date Collected2004-06-23

UASM58486 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Waterton National Park Collected ByPike, E. M. Date Collected2005-17-11

CBCC1057 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Waterton Lakes National Park Collected ByChristensen, C. B. Date Collected2005-07-09

UASM58779 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Waterton National Park Collected ByAnweiler, G. G. Date Collected2005-07-07

UASM187588 - Pero occidentalis

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Alberta, Beaver Mines Lake Collected ByPike, T. Date Collected1993-07-14

Adult Seasonal Distribution

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Species Details