Euxoa vallus

(Smith, 1900)

Euxoa vallus is a of owlet moth ( Noctuidae) described by Smith in 1900. It belongs to a containing numerous species, many of which are significant agricultural pests. The species is recorded from North America, though specific ecological details are sparse compared to better-studied such as (). Like other Euxoa species, it likely has a typical noctuid with larvae that may exhibit cutworm .

Euxoa vallus by (c) Doug Macaulay, some rights reserved (CC BY), uploaded by Doug Macaulay. Used under a CC-BY license.

CATALOGUE-BM-LXIII by Sir GEORGE F. HAMPSON, Bart.. Used under a Public domain license.

Pronunciation

How to pronounce Euxoa vallus: /juˈksɔa ˈvæləs/

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Identification

Euxoa vallus can be distinguished from other Euxoa through genitalia examination, as is typical for the . The genus Euxoa contains many morphologically similar species that require dissection for accurate identification. It can be separated from the closely related () by specific genitalic characters; E. auxiliaris is generally larger and has distinct seasonal mass not documented for E. vallus.

Images

Distribution

North America; presence recorded in distribution databases but specific range details are limited.

Similar Taxa

Euxoa auxiliaris (army cutworm)Similar and general ; E. auxiliaris is larger, has documented mass to alpine areas, and is a major agricultural pest with extensive ecological study, whereas E. vallus lacks these documented characteristics.

More Details

Taxonomic note

Euxoa vallus is one of approximately 100 in the Euxoa, a large and taxonomically challenging group within Noctuidae. The genus is in need of modern revision, and many species are poorly characterized biologically.