Ammalo helops (Cramer, [1776])

Type locality. Suriname .

Type specimens. Undisclosed number of syntypes (unknown repository).

Taxonomic references. Cramer ([1776]), Walker (1855), Grote ([1866]), Hampson (1901; 1920), Rothschild (1909; 1910), Watson & Goodger (1986) and Vincent & Laguerre (2014).

Material examined. Brazil, Maranhão: Caxias, Inhamum Ecological Reserve, 4°54'43"S / 43°25'30"W. Light traps, 09–10.i.2006, R.O. Souza legit, 2 ♁ (CZMA) ; idem, 28–30.v.2006, 2 ♁ (CZMA); Centro Novo do Maranhão, Gurupi Ecological Reserve, 03°14'01"S / 46º40'52"W. Light traps, 07–15.i.2011, F. Limeira-de-Oliveira, A.M. Abreu legit, 1 ♁ (CZMA) .

Months records in Maranhão. January and May.

Geographical records in Brazil. Roraima, Amapá, Amazonas, Pará, Rondônia (Amazon), Mato Grosso do Sul (Cerrado), Rio de Janeiro (Atlantic Forest), Santa Catarina (Atlantic Forest), Rio Grande do Sul ( Atlantic Forest and Pampas) and Federal District (Cerrado).