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Montana Field Guide

Montana Field Guides

A Noctuid Moth - Oligia divesta
Other Names:  Chytonix divesta


Global Rank: G4
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).

Summary of Observations Submitted for Montana
Number of Observations: 2

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
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
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Citation for data on this website:
A Noctuid Moth — Oligia divesta.  Montana Field Guide.  .  Retrieved on , from