Trichromia flavimargo (Joicey & Talbot, 1916)

Type locality. Peru, [Loreto], Rio Ucayali, Contamana .

Type specimens. Undisclosed number of ♁ syntypes (NHMUK; one ♁ syntype labeled TYPE).

Taxonomic references. Joicey & Talbot (1916), Hampson (1920), Watson & Goodger (1986) and Vincent & Laguerre (2014).

Material examined. Brazil, Maranhão: Codó, Santa Rita Farm, 4º44'58.5"S / 44º10'33.8"W. Light traps, 03– 06.vii.2016, C.B. Barros, G. Pinheiro J.S. Pinheiro legit, 1 ♁ (CZMA) ; Caxias, Chapada, 4°57'41.1"S / 43°29'37.3"W. Light traps, 12–13.viii.2015, K.M.O. Silva, S. Pereira, P.J.A. Santos, A.F. Teixeira legit, 2 ♁ (CZMA) ; Caxias, Inhamum Ecological Reserve, 4°53'52"S / 43º26'02"W. Light traps, 23–31.i.2006, R.O. Souza legit, 2 ♀ (CZMA) .

Months records in Maranhão. January, July and August.

Geographical records in Brazil. Pará and Rondônia (Amazon).