Nezara (Acrosternum) impicticornis Stål, 1872: 42.

Nezara vicina Berg, 1892: 8–9 (synonymized by Grazia 1980).

Coloration. Predominantly green. The lateral margins of juga and pronotum are black, followed by an orange or yellow band. Black spots present at mesial limits of cicatrices of pronotum. The scutellum may have black spots at the basal angles or not. Connexivum red and urosternite orange or yellow. Black macula covering all the posterior portion of connexivum and urosternite, and eventually covering partially the posterior portion of connexivum. Head. Margins of juga with a slight concavity in front of eyes, apex of head large and semicircular. Proportion of antennal segments: I<II<III<IV>V. The rostrum reaches the metacoxae. Proportion of rostral segments: I<II>III>IV. Thorax. Anterolateral margins of pronotum with a submarginal dorsal depression. Hemelytra with costal angles slighty obtuse. Membranal suture convex. Abdomen. Medial spine of the third urosternite reaches the metacoxae. Spiracles are green.

Distribution. Haiti, Dominican Republic, Colombia, Venezuela, French Guiana, Brazil (PA, AM, CE, MT, GO, MG, DF, SP, RJ, PR, SC, RS), Peru, Bolivia, Argentina (CT*, TC, PBA, CD, ST, SE, MI*) .

Families of plants as possible hosts. Aquifoliaceae (Schwertner & Grazia 2007), Asteraceae (Grazia et al. 1982; Schwertner & Grazia 2007), Fabaceae (Silva et al. 1968; Grazia et al. 1982; Link & Grazia 1987; Panizzi 2002; Schwertner & Grazia 2007), Malvaceae (Silva et al. 1968; Schwertner & Grazia 2007), Myrtaceae (Schwertner & Grazia 2007), Oleaceae (Panizzi & Grazia 2001; Schwertner & Grazia 2007), Passifloraceae (Schwertner & Grazia 2007), Poaceae (Silva et al. 1968; Schwertner & Grazia 2007), Proteaceae (Schwertner & Grazia 2007), Sterculiaceae (Grazia 1980; Schwertner & Grazia 2007).

Comments. Species with some polymorphic characteristics, as described above. Schwertner & Grazia (2007) describes that specimens in northern Brazil are smaller in size and darker in color.

*Addition record in Catamarca and Misiones from Dellapé et al. 2017