''Udea ialis'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family Crambidae. It was described by Francis Walker in 1859. It is found in

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

and

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

. Adults are pale cinereous (ash-gray) fawn, the forewings are slightly and minutely speckled with black, with a large purplish-blackish patch which occupies the exterior border with the exception of the tip, and contains some pale marginal points. There are three costal subapical points and the orbicular and reniform marks form two incomplete black ringlets. The hindwings are white, semi

hyaline A hyaline substance is one with a glassy appearance. The word is derived from el, ὑάλινος, translit=hyálinos, lit=transparent, and el, ὕαλος, translit=hýalos, lit=crystal, glass, label=none. Histopathology Hyaline cartilage is ...

and iridescent, with a brown border, which does not extend to the interior angle.''List of the Specimens of Lepidopterous Insects in the Collection of the British Museum''

References

Moths described in 1859 ialis {{Udea-stub