Tribe Euclidiini, Tribe Poaphilini. The tribe Euclidiini as used in Fibiger and Lafontaine (2005) is arranged into two tribes to reflect the monophyly of the two included clades. After analysis of DNA data and genital structure the Argyrostrotis group of genera is reassigned to the tribe Poaphilini, which is based on a generic synonym of Argyrostrotis.

• Fibiger M, Lafontaine JD (2005) A review of the higher classification of the Noctuoidea (Lepidoptera) - with special reference to the Holarctic fauna. Esperiana 11: 7-92.