Udea octosignalis

Hulst, 1886

Udea octosignalis is a small in the Crambidae, described by George Duryea Hulst in 1886. It is known from limited records in California and Texas. The has a wingspan of approximately 20 mm and exhibits distinctive light ocherous forewings with buff markings.

Pronunciation

How to pronounce Udea octosignalis: /ˈjuː.di.ə ˌɒk.toʊ.sɪɡˈnɑː.lɪs/

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Identification

Distinguished from similar Udea by the combination of rounded basal line and sinuous outer line lacking dentations, along with faint subterminal fuscous shading on the forewings. The fine buff marginal line on forewings and fine brownish marginal line on hindwings are additional diagnostic features. Specific identification may require examination of genitalia or comparison with closely related species in the .

Appearance

Wingspan approximately 20 mm. Forewings light ocherous with costal area and markings in buff. Basal line rounded, outer line sinuous; both lines lack dentations. Faint subterminal fuscous shading present. Marginal line fine and buff. Hindwings white, faintly ocherous outwardly, with fine brownish marginal line.

Distribution

Recorded from California and Texas in North America. Distribution appears limited based on available records.

Similar Taxa

Udea rubigalisCongeneric in the same with overlapping geographic range; Udea rubigalis has been documented visiting apple flowers for nectar, suggesting potential similar in U. octosignalis, though this has not been directly observed

More Details

Taxonomic history

Described by George Duryea Hulst in 1886. The specific epithet 'octosignalis' likely refers to eight markings, though the exact etymology is not documented in available sources.