At the Global Lepidoptera Names Index, Phalacra perspicaria is suspected to be a senior synonym of Phalacra vidhisaria Walker which the  type location is the town of Tharangambadi on the Coromandel Coast of Tamil Nadu, India.
At the Global Lepidoptera Names Index, P. perspicaria is suspected to be a senior synonym of Phalacra vidhisaria Walker; in that case the name perspicaria is older and has a preference. The type location is the town of Tharangambadi on the Coromandel Coast of Tamil Nadu, India. 
