Chinavia armigera ( Stål, 1859 )

Barros, Lurdiana D., Paim, Marcelo R., Krein, Verônica, Carabajal, Victor, Brandão, Marcela N., Bernardes, Paula De O. & Lindner, Mariana F., 2021, Illustrated guide to Pentatominae (Hemiptera: Pentatomidae) species associated with the four main grain crops in Rio Grande do Sul state, Brazil, Zootaxa 4958 (1), pp. 430-478 : 440-441

Chinavia armigera ( Stål, 1859)

( Figs 24–26 )

Rhaphigaster armiger Stål, 1859: 229 .

Nezara (Acrosternum) armigera: Stål, 1872b: 43 .

Nezara armigera: Berg, 1878: 28 .

Acrosternum armigera: Pennington, 1920: 9 ; Costa & Link 1974: 398.

Acrosternum (Chinavia) armigerum: Rolston, 1983: 108 .

Chinavia armigera: Schwertner & Grazia, 2007: 425 ; Fürstenau et al. 2013: 61–64 , table 1, figs 1–6, 75–78 (key); Matesco et al. 2014: 368 , figs 6, 47–48, 49–51; Servino & Schwertner, 2020 (electronic key).

Material studied. Júlio de Castilhos : 1♂, 19.X.1981, Link & Costa leg., “Tremoço” ( UFRG) . Santa Maria : 1♀, X.1984, “Tremoço azul”, Equipe DFS/UFRGS leg. ( UFRG) ; 1♀, 02.X.1970, M. F. Tarragó leg., “s/ [sobre] Trigo”, J. Grazia det. 1973 ( UFRG) ; 1♀, 18.IX.1970, D. Link leg., “s/ [sobre] Alcachofra”, J. Grazia det. 1973 ( UFRG) .

Diagnostic features. Body green to light green ( Figs 24, 25 ), lateral margins yellowish; some specimens may have a narrow light yellow band near mandibular plates. Humeral angles produced into a spine ( Fig. 25 ) ( Schwertner & Grazia 2007). Abdominal spine reaching metacoxae. Spiracles black (Servino & Schwertner 2020). Body length: 10.00–13.00 mm ( Schwertner & Grazia 2007).

Recorded host plants. Soybean and wheat ( Schwertner & Grazia 2007).

Distribution in Rio Grande do Sul. Júlio de Castilhos, Rio Grande and Santa Maria ( Fig. 26 ).

New records. Júlio de Castilhos.

Figures

FIGURES 24–26. Chinavia armigera. 24: Dorsal view, scale bar = 1.0 mm. 25: Head and pronotum. 26: Distribution within Rio Grande do Sul.