Hypatropis inermis (Stål, 1872)

(Figs 75–77)

Melpia inermis Stål, 1872: 31; Berg, 1879: 50; Lethierry & Severin, 1893: 146.

Hypatropis inermis: Kirkaldy, 1909: 91 .

Oenopiella impicta Jensen-Haarup, 1928: 186; Fernandes & Grazia, 1996: 347–349.

Material studied. Cachoeirinha: 2♀, 17.VII.1985, Albuquerque leg. (UFRG) . Eldorado do Sul: 1♂, 16.VII.1983, V. Aner leg. (UFRG) . Pelotas: 1♂, 10.X.1967 (UFRG) ; 1♀, 08.V.1978, Elói leg. (UFRG) . Triunfo: 1♀, 25.V.1990, L. Moura leg. (MCNZ) .

Diagnostic features. Body elongate, convex ventrally. Body dorsal and ventral surfaces pale yellow to castaneous (Fig. 75). Mandibular plates subequal to clypeus, rounded apically. Antennomeres 1 and 2 subequal in length. Labium short, ending between mesocoxae (Fig. 76). Anterolateral margins of pronotum straight and crenulated. Humeral angles not developed. Apex of radial vein of corium with inconspicuous callosity (Fig. 75). Body length: 8.00–9.00 mm (Garbelotto & Campos 2014).

Recorded host plants. Rice (Fernandes & Grazia 1996; Krinski et al. 2015).

Distribution in Rio Grande do Sul. Cachoeirinha, Eldorado do Sul, Guaíba, Pelotas, Santo Antônio da Patrulha and Triunfo (Fig. 77).