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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Butterflies and Moths (Lepidoptera) » Owlet Moths and kin (Noctuoidea) » Owlet Moths (Noctuidae) » Cutworm or Dart Moths (Noctuinae) » Apameini » Oligia » Oligia obtusa - Hodges#9418 (Oligia obtusa)

Species Oligia obtusa - Hodges#9418

Show images of: caterpillars · adults · both

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Lepidoptera (Butterflies and Moths)

Superfamily Noctuoidea (Owlet Moths and kin)

Family Noctuidae (Owlet Moths)

Subfamily Noctuinae (Cutworm or Dart Moths)

Tribe Apameini

Genus Oligia

Species obtusa (Oligia obtusa - Hodges#9418 )

Hodges Number

9418

Synonyms and other taxonomic changes

Oligia obtusa (Smith, 1902) (1), (396)

Helotropha obtusa Smith, 1902 (45)

* Phylogenetic sequence #932385

Numbers

There are twelve named species of Oligia in America north of Mexico.(1)

Size

Forewing length 12-13 mm (2)

Identification

Original description as Helotropha obtusa Smith. (45), (3)

Adult: (2)

The darker median area is trapezoid shaped.

Reniform and orbicular spots lined with light scales.

Hindwing is brownish gray with a diffused darker discal spot.

Range

Across southern Canada and northern United States extending into much of the northern half of the eastern states. Has been recorded in Arizona. (4)

Moth Photographers Group - large range map with some collection dates.

Season

Most records are from July through September. (4)

Food

Larval host is unknown but suspected to be grasses (Poaceae). (2)

Print References

Beadle, D, & S. Leckie 2012. Peterson Field Guide to Moths of Northeastern North America. p. 448.(5)

Hampson, 1908. Catalogue of the Lepidoptera Phaenae in the British Museum. p. (396)

Lafontaine J. D., and B. C. Schmidt 2010. Annotated check list of the Noctuoidea (Insecta, Lepidoptera) of North America North of Mexico. p. 77.(1)

Smith, J.B. 1902. New species of Noctuidae for 1902. Journal of the New York Entomological Society, vol. 10, p. (45), (3)

Internet References

Pacific Northwest Moths - detailed species page with pinned adults.

Moth Photographers Group - photos and map with some distribution data.

Noctuoidea of Canada - J. T. Troubridge & J. D. Lafontaine - photo of pinned adult and related species.

Works Cited

1.	Annotated check list of the Noctuoidea (Insecta, Lepidoptera) of North America north of Mexico. Donald J. Lafontaine, B. Christian Schmidt. 2010. ZooKeys 40: 1–239 .

2.	Pacific Northwest Moths

3.	Journal of the New York Entomological Society- Available for free at Internet Archive

4.	North American Moth Photographers Group

5.	Peterson Field Guide to Moths of Northeastern North America David Beadle and Seabrooke Leckie. 2012. Houghton Mifflin.

Contributed by Maury J. Heiman on 10 November, 2012 - 11:22am
Last updated 6 March, 2013 - 10:21pm

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