New genus Dayhiracia reveals a previously unknown species in Thailand, indicating biodiversity in planthoppers.
A new genus of Issidae (Hemiptera: Fulgoromorpha) belonging to the tribe Parahiraciini Cheng & Yang, 1991, Dayhiracia gen. nov., is erected to accommodate a new species Dayhiracia circularis gen. et sp. nov. from Nakhon Si Thamarat Province in Thailand. Illustrations of habitus and terminalia of the new species are given as well as a distribution map and a photograph of a live specimen. The Thai fauna of the family Issidae now counts ten species in five genera.
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Jérôme Constant (2026) studied this question.
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