Aseptis susquesa

Smith, 1908

Aseptis susquesa is a noctuid described by John Bernhardt Smith in 1908. It occurs in the southwestern United States and northwestern Mexico, inhabiting rocky desert and mountain-desert transition zones. fly in spring, and larvae feed on specific desert shrubs.

Aseptis susquesa by (c) Laura Gaudette, some rights reserved (CC BY), uploaded by Laura Gaudette. Used under a CC-BY license.Aseptis susquesa by (c) Laura Gaudette, some rights reserved (CC BY), uploaded by Laura Gaudette. Used under a CC-BY license.Aseptis susquesa female by Mustelin T, Crabo LG. Used under a CC BY 3.0 license.

Pronunciation

How to pronounce Aseptis susquesa: /əˈsɛptɪs sʌsˈkwɛsə/

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Identification

Distinguished by the combination of streaky gray-brown forewings with warm orange-tan to yellow-tan streaks in specific locations (postreniform patch, fold, claviform spot), obsolete transverse lines, and light whitish gray hindwings with dark . The thin tan line near the anal angle margin is a notable feature. Similar Aseptis may lack the distinct warm tan streaking pattern or have different hindwing coloration.

Images

Habitat

Rocky areas in the mountain-desert transition zone and high desert.

Distribution

Arizona, California, and Baja California (Mexico), at least as far south as Ensenada.

Seasonality

on wing from late March to early June.

Diet

Larvae feed on Artemisia californica and Ericameria laricifolia.

Host Associations

  • Artemisia californica - larval food plant
  • Ericameria laricifolia - larval food plant

Life Cycle

Larvae are dark green marked with white.

Ecological Role

Larval herbivore on desert shrubs; role in not documented.

Similar Taxa

  • Other Aseptis speciesSimilar general and pattern elements, but A. susquesa is distinguished by its specific warm tan streaking pattern and geographic range.

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Sources and further reading