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Hypandrium as a key character in resolving species-level taxonomy on the example of Perisama oppelii (Latreille) (Lepidoptera: Nymphalidae, Biblidinae)

. Zootaxa. 3990, 1 (Jul. 2015), 32–40. DOI:https://doi.org/10.11646/zootaxa.3990.1.2.