Species Details
Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum Read more about this collection »
SeasonalityMost specimens have been collected from late spring to fall (Townes & Townes 1978).
IdentificationHead, thorax and antennae black. Scutellum white in males, reddish in females. Legs and gaster entirely reddish-brown in females. Males are similar except the hind legs have the apical half of the tibia and the basal two tarsal segments dark brown to black, while tarsal segments 3 and 4 are white.
Scientific Name
Exetastes syriacus
Habitat
Dry habitats, in weedy waste areas (Townes & Townes 1978).
Seasonality
Most specimens have been collected from late spring to fall (Townes & Townes 1978).
Identification
Head, thorax and antennae black. Scutellum white in males, reddish in females. Legs and gaster entirely reddish-brown in females. Males are similar except the hind legs have the apical half of the tibia and the basal…
Head, thorax and antennae black. Scutellum white in males, reddish in females. Legs and gaster entirely reddish-brown in females. Males are similar except the hind legs have the apical half of the tibia and the basal two tarsal segments dark brown to black, while tarsal segments 3 and 4 are white.
Life History
The small number of mid-summer collections (compared to spring/fall collections indicates this species may have two generations per year (Townes & Townes 1978). Specimens have been collected from flowers of wild…
The small number of mid-summer collections (compared to spring/fall collections indicates this species may have two generations per year (Townes & Townes 1978). Specimens have been collected from flowers of wild parsnip (Pastinaca sativa), phacelia (Phacelia sp. ), rubber rabbitbrush (Chrysothamnus nauseosus speciosus) and Russian thistle (Salsola pestifer) (Townes & Townes 1978), as well as from alfalfa (Medicago sativa). See Exetastes genus page for general life history.
Conservation
No information available.
Diet Info
No host records. Host is probably Lepidoptera: Noctuidae.
Range
Holarctic. North American specimens have been collected from the western half of North America, as well as from Michigan and New York.
Citation
Page Citation for Exetastes syriacus
Page Citation
"Species Details - Exetastes syriacus, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-5964. Accessed 25 Apr. 2024.
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 7 specimens of this Species.
UASM3997 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Red Deer
Collected ByStrickland, E. H.
Date Collected1946-09-08
UASM3998 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Orion
Collected ByStrickland, E. H.
Date Collected1946-07-08
UASM3999 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lethbridge
Collected BySalt, R. W.
Date Collected1936-07-04
UASM52974 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1943-08-27
UASM52975 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByStrickland, E. H.
Date Collected1942-09-13
UASM93171 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Lethbridge
Collected BySalt, R. W.
Date Collected1936-07-03
UASM93172 - Exetastes syriacus
University of Alberta E.H. Strickland Entomological Museum
Place CollectedCanada: Alberta, Edmonton
Collected ByEriksson, A. W. E.
Date Collected1933-09-04