Argyrotaenia cupressae

Powell, 1960

Argyrotaenia cupressae is a small tortricid to California. fly from May through September and have a wingspan of approximately 18–19 mm. The is notable for its specialized larval diet on cypresses, junipers, and coast redwood.

Pronunciation

How to pronounce Argyrotaenia cupressae: /ˌɑːrɡiːroʊˈteɪniə kjuːˈprɛsi/

These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.

Identification

The small size (18–19 mm wingspan) and California distribution may help distinguish this from similar Argyrotaenia, though specific diagnostic features are not documented. Identification likely requires examination of genitalia or molecular methods.

Appearance

have a wingspan of 18–19 mm. No further morphological details are documented in available sources.

Habitat

Associated with stands of conifers including cypresses, junipers, and coast redwood. Specific requirements beyond host presence are not documented.

Distribution

to California, United States. Recorded from localities where conifers occur.

Seasonality

have been recorded on wing from May to September.

Diet

Larvae feed on foliage of Cupressus goveniana, Cupressus forbesii, Cupressus guadalupensis, Cupressus macrocarpa, Cupressus sargentii, Cupressus sempervirens, Juniperus californica, and Sequoia sempervirens. feeding habits are not documented.

Host Associations

  • Cupressus goveniana - larval food plantGowen cypress
  • Cupressus forbesii - larval food plantTecate cypress
  • Cupressus guadalupensis - larval food plantGuadalupe cypress
  • Cupressus macrocarpa - larval food plantMonterey cypress
  • Cupressus sargentii - larval food plantSargent cypress
  • Cupressus sempervirens - larval food plantItalian cypress
  • Juniperus californica - larval food plantCalifornia juniper
  • Sequoia sempervirens - larval food plantcoast redwood

Similar Taxa

  • Argyrotaenia velutinanaA widespread eastern North American tortricid with similar size and general appearance, but with a broad diet on deciduous plants rather than conifers; ranges do not overlap.

More Details

Subspecies

Two are recognized: Argyrotaenia cupressae cupressae and Argyrotaenia cupressae beyeria Powell, 1960 (California).

Tags

Sources and further reading