Bucculatrix ochristrigella

Braun, 1910

Bucculatrix ochristrigella is a small in the Bucculatricidae, first described by Annette Frances Braun in 1910. It is known only from California in western North America. are active in April and have a wingspan of 11–12 mm. The larvae are leaf miners that have been reared on Madia gracilis, a of tarweed in the sunflower family.

Pronunciation

How to pronounce Bucculatrix ochristrigella: //ˌbʌkjʊˈlætrɪks ˌɒkrɪˌstraɪˈdʒɛlə//

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Identification

This can be recognized by its small size (wingspan 11–12 mm) and the ochre or yellowish longitudinal streaks on the forewings that give the species its name. fly in April. The Bucculatrix is distinguished from other small by the characteristic ribbed cocoon constructed by the larvae, though this is not visible in adults. Specific identification requires examination of genitalia or reference to original description by Braun (1910).

Habitat

Associated with supporting the plant Madia gracilis, which grows in grasslands, open fields, and disturbed areas in California. Specific habitat details for the itself are not documented beyond this host relationship.

Distribution

Recorded only from California, United States. No additional localities have been published.

Seasonality

have been recorded on wing in April. No data available for other months.

Diet

Larvae feed on Madia gracilis (Asteraceae), a of tarweed. feeding habits are unknown.

Host Associations

  • Madia gracilis - larval plantAsteraceae; tarweed

Life Cycle

Larvae are leaf miners. They construct characteristic ribbed cocoons, typical of the Bucculatrix. Specific details of and are not documented.

Ecological Role

As a leaf-mining larva, it consumes tissue between the upper and lower of plant leaves. Its specific ecological impact is unknown given limited study.

Similar Taxa

  • Other Bucculatrix speciesMany are similar in size and appearance; identification to level requires genitalia dissection or . The ochre-striped forewing pattern is diagnostic for this species when visible.

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Sources and further reading