Theisoa multifasciella

Chambers, 1875

Theisoa multifasciella is a small in the Gelechiidae, described by Vactor Tousey Chambers in 1875. It is recognized by its striking forewing pattern of alternating brownish-red and white bands. The is known from limited records in Texas, suggesting a restricted or poorly documented distribution.

Pronunciation

How to pronounce Theisoa multifasciella: /θaɪˈsoʊə mʌlˌtɪˌfæsiˈɛlə/

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

Identification

Distinguished from other Theisoa and similar gelechiids by the specific pattern of four brownish-red and three white alternating fasciae on the forewings, with dark brown margins on the edges of the brownish-red bands. The white wing tip and pale hindwings provide additional distinguishing features. The original description by Chambers remains the primary reference for identification.

Appearance

A small gelechiid with distinctive banded forewings. The forewing base is brownish-red, followed by alternating wide fasciae of white and brownish-red; there are four brownish-red fasciae and three white ones. The brownish-red fasciae are narrowly margined behind with dark brown. The wing tip is white. Hindwings are pale grayish-fuscous.

Distribution

Known from North America, with confirmed records from Texas, United States. Distribution records in GBIF indicate occurrences in the US, but specific localities beyond Texas are not well documented.

Similar Taxa

  • Other Theisoa speciesSimilar body plan and size, but differ in forewing pattern; T. multifasciella is specifically characterized by its four brownish-red and three white fasciae arrangement
  • Other Aristoteliinae (Gelechiidae)Many share small size and banded wing patterns, but the specific alternating wide fasciae with dark brown marginal lines on the brown bands are distinctive to this

More Details

Taxonomic history

Described by Vactor Tousey Chambers in 1875 based on specimens from Texas. The epithet 'multifasciella' refers to the multiple bands (fasciae) on the forewings.

Data availability

Only 12 observations recorded on iNaturalist as of source date, indicating this is a rarely encountered or underreported . The original description remains the most detailed source of morphological information.

Sources and further reading