Montana Field Guide

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Home - Other Field Guides
- Kingdom - Animals - Animalia
  - Phylum - Spiders, Insects, and Crustaceans - Arthropoda
    - Class - Insects - Insecta
      - Order - Butterflies / Moths - Lepidoptera
        
        Family - Owlet Moths / Miller Moths - Noctuidae
        
        Species - A Noctuid Moth - Oligia divesta

A Noctuid Moth - Oligia divesta

Other Names: Chytonix divesta

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Native Species

Global Rank: G4G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:

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General Description

C. divesta larvae are pale black tinged with purple, and with a yellow mid-dorsal line and yellow subdorsal stripes. The spiracles are brown and the head is pale brown with dark brown flecks (Powell and Opler 2009).

Phenology

Adults have a single flight from late June to early September (Powell and Opler 2009).

Range Comments

C. divesta occurs from British Columbia south to southern California (Powell and Opler 2009).

Observations in Montana Natural Heritage Program Database

Number of Observations: 5

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Relative Density

Recency

(Observations spanning multiple months or years are excluded from time charts)

Food Habits

The larvae are reported to feed on grasses (Poaceae) (Powell and Opler 2009).

References

Literature Cited AboveLegend: View Online Publication
- Powell, J.A. and P.A. Opler. 2009. Moths of Western North America. University of California Press, Berkeley, CA. 369 pp.
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Citation for data on this website:
A Noctuid Moth — Oligia divesta. Montana Field Guide. Montana Natural Heritage Program. Retrieved on April 19, 2024, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=IILEYCB040