Balacha melanocephala (Signoret, 1854)

Material examined. Brazil, Santa Catarina State [New record]; Argentina, Buenos Aires and Chaco [New record] provinces. One male: “Brasil: SC [Santa Catarina]: Campo\ Alegre, Morro Quiriri,\ 26º02’S 48º57’W ~ 1200m \ 26.I.2017, M. Savaris & \ S. Lampret leg.” (DZUP); one male: “ Reserva Natural de Otamendi [Argentina, Buenos Aires Province] \ S 34 13 53.0 W 58 53 42.0 \ 12–17.ii.2014 sweep Takiya \ Gonçalves & Camisão” (MLPA); three females: same data as preceding except “ S 34 13 39.0 W 58 53 57.0 \ 17.ii.2014 sweep Gonçalves” (MLPA); three males and three females: same data as preceding except “ S 34 13 39.0 W 58 53 57.0 \ 17.ii.2014 B Camisão \ in Eryngium ” (DZRJ, one couple in MNRJ); two males and two females: “Reserva Natural \ Otamendi; 34 o 13’ 39.0” S, \ 58 o 53’ 57.0’’W; sweep; \ DIETRICH, C., \ TAKIYA, D. \ GONÇALVES, C. \ CAMISÃO, B. 12.II.2014 ” (INHS); one female: “ Argentina, Chaco Prov. \ Parque Nacional Chaco \ 26.80886ºS 59.60581ºW \ 80–83m 12.i.2008 \ D. M. Takiya. in Eryngium sp.” (DZUP) .