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Species Details
Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityMost collected in spring/early summer, some as late as September in Edmonton (Townes & Townes 1978).
IdentificationAntennae black with a central yellowish-white band (approximately flagellar segments 10-16). Head black. Thorax mostly black, but with mesoscutum and collar mostly reddish-brown and scutellum yellow. All coxae black. Otherwise, front and middle legs entirely reddish-brown. Hind legs with femur, tibia and first tarsal segment dark brown to black, tarsi 2-4 white and tarsus 5 light brown. Gaster with basal three segments reddish-brown, remainder black.
This subspecies can generally be distinguished from all other Exetastes albitarsis subspecies by the pale band in the antennae.
Scientific Name
Exetastes albitarsis albitarsis
Habitat
Clearings in damp woods (Townes & Townes 1978).
Seasonality
Most collected in spring/early summer, some as late as September in Edmonton (Townes & Townes 1978).
Identification
Antennae black with a central yellowish-white band (approximately flagellar segments 10-16). Head black. Thorax mostly black, but with mesoscutum and collar mostly reddish-brown and scutellum yellow. All coxae black.…
Antennae black with a central yellowish-white band (approximately flagellar segments 10-16). Head black. Thorax mostly black, but with mesoscutum and collar mostly reddish-brown and scutellum yellow. All coxae black. Otherwise, front and middle legs entirely reddish-brown. Hind legs with femur, tibia and first tarsal segment dark brown to black, tarsi 2-4 white and tarsus 5 light brown. Gaster with basal three segments reddish-brown, remainder black.
This subspecies can generally be distinguished from all other Exetastes albitarsis subspecies by the pale band in the antennae.
Life History
Specific information not known. See Exetastes genus page for general life history.
Conservation
No information available.
Diet Info
No host records. Host is probably Lepidoptera: Noctuidae.
Range
This subspecies occurs in the north-eastern United States (New Jersey to Minnesota), from Atlantic Canada to eastern British Columbia, and north to southern Alaska (Townes & Townes 1978).
Notes
Synonym Exetastes rugosus Cushman. Intermediates between E. a. albitarsis and E. a. crassisculptus were collected from Robson in British Columbia (Townes & Townes 1978).
Citation
Page Citation for Exetastes albitarsis albitarsis
Page Citation
"Species Details - Exetastes albitarsis albitarsis, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-5958/9-105883. Accessed 26 Feb. 2025.
References
Author
Townes, H. and M. Townes
Title
Ichneumon-flies of America north of Mexico: 7. subfamily Banchinae, tribes Lissonotini and Banchini.
Publication Date
1978
Series Title
Memoirs of the American Entomological Institute, No. 26
Pages
614 pp.
Specimen Information
There are 10 specimens of this Species.
UASM93178 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1947-05-19
UASM93179 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-08
UASM93180 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Sylvan Lake
Date Collected1933-07-10
UASM93181 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-13
UASM93182 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-12
UASM93183 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-07
UASM93184 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-13
UASM93211 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-13
UASM93212 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1946-06-09
UASM93213 - Exetastes albitarsis albitarsis
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Wabamun
Collected ByStrickland, E. H.
Date Collected1946-06-10