Phtheochroa aegrana
(Walsingham, 1879)
Phtheochroa aegrana is a small tortricid described by Walsingham in 1879. It is recorded from scattered localities in western North America, including Alberta, Oregon, California, and New Mexico. are active primarily from May to August, with an additional January record suggesting possible or opportunistic winter activity in some regions.
Pronunciation
How to pronounce Phtheochroa aegrana: //ˌθiːoʊˈkrɔːə ˌiːˈɡræ.nə//
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Distinguished from other Phtheochroa by geographic distribution and genitalic characters; specific external diagnostic features are not documented in available literature. The small size (14–16 mm wingspan) and western North American range may help narrow identification.
Appearance
Small with wingspan of 14–16 mm. Detailed wing pattern and coloration are not described in available sources.
Distribution
Western North America: recorded from Alberta (Canada), Oregon, California, and New Mexico (USA). The disjunct distribution pattern suggests possible specificity or under-sampling in intervening areas.
Seasonality
recorded on wing from May to August, with an additional January record indicating potential winter activity or a second in some .
Similar Taxa
- Other Phtheochroa speciesMany Phtheochroa are externally similar; accurate identification typically requires examination of genitalia or molecular data.
More Details
Taxonomic history
Originally described by Lord Walsingham in 1879, this has remained relatively obscure with limited biological data published since its original description.