Cycnia oregonensis

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Oregon Cycnia Moth

Cycnia oregonensis is a in the Erebidae, Arctiinae. are nearly uniform in color and pattern throughout most of their range, with measuring 19–20 mm. The has been observed feeding on Apocynum species as . A distinct , C. o. tristis, occurs in a small area near Olympia, Washington and is markedly grayer with reduced patterning.

Cycnia oregonensis by Jacy Lucier. Used under a CC BY-SA 4.0 license.

Cycnia oregonensis tristis male by Crabo LG, Davis M, Hammond P, Mustelin T, Shepard J. Used under a CC BY 3.0 license.

Cycnia oregonensis P1180780a by
xpda. Used under a CC BY-SA 4.0 license.

Pronunciation

How to pronounce Cycnia oregonensis: /ˈsɪk.ni.ə ˌɔːr.ɪ.gəˈnɛn.sɪs/

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Identification

Distinguished from similar Cycnia by its nearly uniform coloration throughout most of its range. The tristis, limited to the Olympia, Washington area, is the only known west of the Cascades in Washington and can be identified by its distinctly grayer, less patterned appearance compared to all other populations.

Images

Appearance

length 19–20 mm. Throughout most of its range, are nearly uniform in color and pattern. tristis is distinctly grayer and less patterned than other .

Distribution

Most of North America, from coast to coast, from the border with Mexico north to central Saskatchewan and Nova Scotia. tristis is restricted to a small area near Olympia, Washington.

Diet

feed on Apocynum .

Host Associations

Apocynum - larval

Similar Taxa

Cycnia teneraSimilar and appearance; C. oregonensis distinguished by nearly uniform coloration and specific geographic range

More Details

Subspecies

Two recognized: Cycnia oregonensis oregonensis (widespread) and Cycnia oregonensis tristis Crabo, 2013 (restricted to Olympia, Washington area west of the Cascades). The latter is the only known of this in Washington west of the Cascade Mountains.