Niesthrea Spinola, 1837

Pall, José Luis & Coscarón, María del Camen, 2012, The Rhopalidae (Hemiptera: Heteroptera) of Argentina, Journal of Natural History 46 (23 - 24), pp. 1441-1465 : 1457

Genus Niesthrea Spinola

( Figure 2G and Figure 4H )

Niesthrea Spinola 1852: 245 . Type species: Lygaeus sidae Fabricius , monotypic.

Note: Chopra (1973) revised Niesthrea and illustrated the male pygophore of all 10 included species.

Diagnosis. Body oblong to elongate oval; head with median longitudinal groove; lateral projections of antenniferous tubercles small; ocelli about half as far from eyes as from each other; metasternum not projecting between hind coxae; labium extending to, or beyond third abdominal sternum; phragma at junction of first and second abdominal terga median and bifurcated in male, absent in females; oblique connexival suture absent, apodeme of seventh sternum single and well developed in male, absent in female; no brachypterous species known.

Figures

Figure 2(A–H). (A) Head and pronotum; (B) clypeus; (C) Xenogenus Berg; (D) head and pronotum; (E) Liorhyssus Stål; (F) connvexival segment; (G) Niesthrea Spinola; (H) Corizus Fallén.

Figure 4(A–J). (A) Niesthrea (Corizus) pictipes; (B) Harmostes procerus; (C) H. prolixus; (D) H. reflexus viscens; (E) H. serratus; (F) Jadera haematoloma; (G) J. sanguinolenta; (H) Niesthrea sp.; (I) Xenogenus gracilis; (J) X. pituratum.