Pseudoparomius bimaculatus, Dellapé, Pablo Matías & Coscarón, María Del Carmen, 2005

Dellapé, Pablo Matías & Coscarón, María Del Carmen, 2005, Redescription of Pseudoparomius linearis (Stål), and descriptions of three new species of Pseudoparomius Harrington (Rhyparochromidae: Heteroptera), Zootaxa 909, pp. 1-12 : 6-7

Pseudoparomius bimaculatus n. sp.

( Figs. 2 ; 10–14)

Description.— Total length: 5.40. Body elongate, dorsal surface pruinose except anterior pronotal lobe shagreened ( Fig. 2 ). Head length: 1.00; head width: 1.20. Antenniferous tubercles slightly convergent. Head broad. Antenna long, slender, segment IV fusiform and broader; light brown except segment IV chestnut; with short decumbent setae more abundant at apex; first segment shorter than half interocular width. Length of antennal segments I–IV: 0.40, 1.03, 0.93, 1.20. Eyes oval, relatively small. Eye width: 0.17; interocular distance: 0.87. Interocellar distance: 0.52. Rostrum chestnut, with short sparse semierect setae; reaching posterior border of procoxa. Length of rostral segments I–IV: 0.55, 0.55, 0.33, 0.38. Pronotum punctuate. Anterior pronotal collar slightly demarcated by a furrow; anterior pronotal lobe shagreened and almost glabrous; collar and posterior pronotal lobe pruinose. Anterior pronotal lobe dark brown, posterior pronotal lobe light brown with two yellowish irregular maculae medially near posterior margin. Scale­like setae posteriorly on anterior pronotal lobe, transverse sulci. and anterior half of posterior pronotal lobe. Length of collar, anterior pronotal lobe, and posterior pronotal lobe: 0.17, 0.87, 0.60, respectively; width of collar, anterior pronotal lobe, and posterior pronotal lobe: 1.02, 1.20, 1.40, respectively. Transverse impression width: 1.00. Scutellum dark brown, almost black, with scale­like setae, punctuate except lower Y­shaped carina. Hemelytra coloration pattern as shown in fig. 2, with abundant scale­like setae. Hemelytra almost reaching abdominal apex. Pleura dark brown. almost black, posterior border of metaepisternum whitish dorsally; punctuate; with short, decumbent setae. Legs chestnut. Abdomen brown, with short abundant decumbent setae. Abdominal length: 2.37; abdominal width: 1.47. Pygophore and claspers as shown in figs. 10–13, external projection protruded. Aedeagus ( Fig. 14 ): Vesica with four serrated projections.

Types.— Holotype male, Brazil: PARÁ, Belem, 7/1970, M. Galiano col. (MACN). Paratypes.— Bolivia: 1 Ψ, Caranavi (MLP). Argentina: CORRIENTES.— 1 Ψ, Ituzaingó, Reserva Santa María, X­2003, Dellapé (MLP). MISIONES.— 2 ΨΨ, Puerto 17 de Octubre, 29/ 31­X­1954, De Carlo & Viana (MACN). 2 ɗɗ, 2 ΨΨ, Yacui, III­1950, Giai (MACN). 1 Ψ, Puerto Bemberg, 17/ 30­III­1934, Hayward (MACN). 1 ɗ, Puerto Aguirre, 1/ 6­III­1934, Hayward exp. (MACN).

Etymology. — The name refers to the yellowish maculae on the posterior pronotal lobe.

Figures

FIGURES 1 – 4: General aspect: 1 — Pseudoparomius linearis (Stål), female. 2 — P. bimaculatus, male. 3 — P. brailovskyi, brachypterous female. 4 — P. s l a t e r i, brachypterous male.

FIGURES 10 – 14: Pseudoparomius bimaculatus, male genitalia. 10 — pygophore, dorsal view. 11 — pygophore, lateral view. 12 — right paramere, inner view. 13 — right paramere, outer view. 14 a— phallus, 14 b— schematic drawing of serrated projections.