Dichomeris georgiella

(Walker, 1866)

Georgia Dichomeris Moth

Dichomeris georgiella is a small gelechiid with a wingspan of 19–21 mm, distributed across eastern and central North America. are active from March to October. The are known to feed on scarlet oak (Quercus coccinea) and northern red oak (Quercus rubra). The was first described by Francis Walker in 1866.

Dichomeris georgiella by (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick. Used under a CC-BY license.

Pronunciation

How to pronounce Dichomeris georgiella: //ˌdaɪkoʊˈmɛrɪs dʒɔːrˈdʒiːɛlə//

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

Identification

Distinguished from similar Dichomeris by the combination of: small size (19–21 mm wingspan), light ochreous fuscous forewings with black sprinkling, two small white discal spots (one at end of with black edging, one smaller mid-cell dot), and faint brick red tint on costal edge. The faint row of black dots on the slightly darker terminal edge is also characteristic. Similar species may lack the paired discal spots or show different forewing coloration.

Images

Appearance

Small with wingspan 19–21 mm. Forewings light ochreous fuscous sprinkled with black; costal edge narrowly and faintly touched with brick red. Two small, inconspicuous white discal spots present: one at the end of the , edged with black, and a smaller dot of a few on the middle of the cell. Terminal edge with very faint row of black dots, slightly darker than rest of . Hindwings light fuscous.

Habitat

Associated with oak forests and woodlands where trees occur.

Distribution

North America: southeastern Canada (Ontario, Quebec) and Maine south to Florida, west to Texas, Oklahoma, and Illinois; also recorded from Colorado and Arizona.

Seasonality

on from March to October.

Diet

feed on Quercus coccinea (scarlet oak) and Quercus rubra (northern red oak). diet unknown.

Host Associations

  • Quercus coccinea - larval scarlet oak
  • Quercus rubra - larval northern red oak

Ecological Role

Larval on oak ; specific ecological role otherwise undocumented.

Similar Taxa

  • Other Dichomeris speciesSimilar small size and general gelechiid ; distinguished by specific pattern elements including paired discal spots and costal coloration

More Details

Taxonomic history

Originally described as Depressaria georgiella by Francis Walker in 1866, later transferred to Dichomeris.

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Sources and further reading