Agrotis vancouverensis

Grote, 1873

Vancouver Dart

Agrotis vancouverensis, commonly known as the Vancouver Dart, is a noctuid native to the Pacific Northwest of North America. The was first described by Augustus Radcliffe Grote in 1873. are active in late spring and early summer with a single . The forewings measure approximately 33 mm in length.

CATALOGUE-BM-LXVIII by Sir GEORGE F. HAMPSON, Bart.. Used under a Public domain license.Agrotis vancouverensis 03 by CBG Photography Group, Centre for Biodiversity Genomics. Used under a CC0 license.Agrotis vancouverensis 05 by CBG Photography Group, Centre for Biodiversity Genomics. Used under a CC0 license.

Pronunciation

How to pronounce Agrotis vancouverensis: /əˈɡroʊtɪs vænˌkuːvərˈɛnsɪs/

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Identification

Distinguished from other Agrotis by its geographic restriction to the Pacific Northwest region west of the Cascade Mountains. Forewing length of approximately 33 mm provides a size reference. Exact diagnostic morphological features separating it from are not specified in available literature.

Images

Appearance

Forewings approximately 33 mm in length. Specific coloration and pattern details not documented in available sources.

Habitat

Found west of the Cascade Mountains in the Pacific Northwest. Specific microhabitat preferences not documented.

Distribution

Pacific Northwest of North America; common west of the Cascade Mountains. Distribution records include Alberta and Saskatchewan, Canada.

Seasonality

are on wing in late spring and early summer. One per year ().

Diet

Larvae feed on various herbs. Specific plant not documented.

Life Cycle

One per year (). Complete with , larva, pupa, and stages. Larval development occurs on herbaceous plants. stage not specified in available sources.

Ecological Role

Larval herbivore; contributes to herbivory in herbaceous plant . Specific functions not documented.

Similar Taxa

  • Agrotis ipsilon (Ipsilon Dart/Black Cutworm)Congeneric with similar pattern ('Dart'), but Agrotis ipsilon has much broader distribution across North America and is a significant agricultural pest with different larval preferences.
  • Other Agrotis speciesThe Agrotis contains numerous similar-appearing noctuid ; A. vancouverensis is distinguished by its restricted Pacific Northwest distribution west of the Cascade Mountains.

More Details

Subspecies

Three recognized: Agrotis vancouverensis vancouverensis, Agrotis vancouverensis semiclarata, and Agrotis vancouverensis dentilinea.

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Sources and further reading