Urodeta trilobata is a moth of the family Elachistidae first described by Jurate De Prins and Virginijus Sruoga in 2012. It is found in South Africa, where it has been recorded from the Tswaing Crater Reserve in Gauteng.
The wingspan is 5.9–6 mm for males and about 5.8 mm for females.
Etymology The specific name refers to the shape of the valva and is derived from Latin tri- (meaning short three) and lobate (meaning having lobes).De Prins, J. & Sruoga, V. (2012). "A review of the taxonomic history and biodiversity of the genus Urodeta (Lepidoptera: Elachistidae: Elachistinae), with description of new species". Zootaxa. 3488: 41-62.
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