Pseudohemihyalea labecula
(Grote, 1881)
Freckled Glassy-wing
A in the Erebidae with distinctive glassy wings marked by freckled patterning. Forewing length ranges 21–29 mm. Two are recognized, with P. l. griseiventris restricted to Texas.
Pronunciation
How to pronounce Pseudohemihyalea labecula: /ˌsjuːdoʊˌhɛmɪˈhaɪəliə ləˈbɛkjʊlə/
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Identification
The combination of glassy, translucent wing areas with scattered dark freckling distinguishes this from similar Erebidae. The moderate size (forewings 21–29 mm) and southwestern U.S. distribution further aid identification. P. l. griseiventris in Texas may show grayish coloration.
Images
Appearance
Forewings measure 21–29 mm in length. Wings are described as 'glassy' with freckled markings that give the its .
Distribution
United States: southern Nevada, Utah, Colorado, Arizona, New Mexico, and western Texas. P. l. griseiventris occurs specifically in Texas.
Seasonality
active July to early September.
Diet
Larvae probably feed on Quercus (oak) .
Host Associations
- Quercus - probable larval Based on inference; not confirmed by direct observation
Similar Taxa
- Other Pseudohemihyalea speciesShare glassy wing characteristics; require examination of pattern details and distribution for separation
- Hemihyalea speciesFormerly classified in this ; taxonomic revision moved this to Pseudohemihyalea based on morphological differences
More Details
Taxonomic history
Originally described by Grote in 1881. Listed as a synonym of Hemihyalea labecula in some databases, reflecting ongoing taxonomic revision in this group. Two recognized: nominate P. l. labecula and P. l. griseiventris (Rothschild, 1935) from Texas.