[3][2] Hudson discussed and illustrated this species in his 1928 book The Butterflies and Moths of New Zealand under the name Notoreas fulva.

[5] The lectotype specimen, collected at Wedderburn, is held at the Museum of New Zealand Te Papa Tongarewa.

[4] P. fulva also occurs in the Manorburn Ecological District,[7] as well as at Pisa Flats, Chapman Road Scientific Reserve, Springvale Junction, Moa Creek and other sites in Otago[8] and South Canterbury.

[11] This species occurs in the salt pans of Otago,[8][12] as well as at tussock grassland areas of montane South Canterbury.

[14] Atriplex buchananii and Plantago coronopus have been recorded as the larval host plants of this species.

[15] Larvae of P. fulva have been reared on Stellaria gracilenta and species in the genera Crepis and Hieracium.