Orthostigma (Whartonstigma), 2020

Peris-Felipo, Francisco Javier & Belokobylskij, Sergey A., 2020, Whartonstigma subgen. nov., a new subgenus of the genus Orthostigma Ratzeburg 1844 from Australasia (Hymenoptera: Braconidae: Alysiinae), Zootaxa 4845 (3), pp. 410-424 : 423

publication ID	https://doi.org/ 10.11646/zootaxa.4845.3.6
publication LSID	lsid:zoobank.org:pub:2D71C24E-B960-485A-86CE-39A72035E326
DOI	https://doi.org/10.5281/zenodo.4407424
persistent identifier	https://treatment.plazi.org/id/03CBB758-FF86-FFD3-FF18-FCB3FA5AFA32
treatment provided by	Plazi
scientific name	Orthostigma (Whartonstigma)
status

Treatment

Key to species of Orthostigma (Whartonstigma)

1. Eye in lateral view 1.3 × as wide as temple medially ( Fig. 10C View FIGURE 10 ). Precoxal sulcus crenulated and reaching posterior margins of mesopleuron ( Fig. 10C View FIGURE 10 ). Body length 1.5–1.6 mm. Australia........................ O. (W.) tropicale (Wharton) View in CoL (♀ ♂)

- Eye in lateral view 1.7–2.0 × as wide as temple medially ( Fig. 4B View FIGURE 4 , 6B View FIGURE 6 , 8C View FIGURE 8 ). Precoxal sulcus almost smooth and not reaching anterior and posterior margins of mesopleuron ( Fig. 4B View FIGURE 4 , 6B View FIGURE 6 , 8C View FIGURE 8 )................................................ 2

2(1). Head in lateral view distinctly and sublinearly narrowed dorsally ( Fig. 6B View FIGURE 6 ). First flagellomere 3.8 × as long as its maximum width ( Fig. 6D View FIGURE 6 ). Second flagellomere 3.9 × as long as its maximum width ( Fig. 6D View FIGURE 6 ). First subdiscal cell of fore wing 3.0 × as long as its maximum width ( Fig. 7D View FIGURE 7 ). Hind tibia 6.5 × as long its maximum subapical width ( Fig. 7B View FIGURE 7 ). Body length 1.9–2.0 mm. Papua New Guinea........................................................ O. (W.) longipede sp. nov. (♀)

- Head in lateral view weakly and roundly narrowed dorsally ( Figs 4B View FIGURE 4 , 8C View FIGURE 8 ). First flagellomere 2.8–3.2 × as long as its maximum width ( Fig. 4D View FIGURE 4 , 8E View FIGURE 8 ). Second flagellomere 2.4 × as long as its maximum width ( Fig. 4D View FIGURE 4 , 8E View FIGURE 8 ). First subdiscal cell of fore wing 3.8–4.0 × as long as its maximum width ( Fig. 5D View FIGURE 5 , 9F View FIGURE 9 ). Hind tibia 7.7 × as long its maximum subapical width ( Fig. 5B View FIGURE 5 , 9 View FIGURE 9 C-D)................................................................................................. 3

3(2). First metasomal tergite 2.0 × as long as its apical width, widened towards apex ( Fig. 9E View FIGURE 9 ). Mandible 1.1–1.2 × as long as its maximum width ( Fig. 8D View FIGURE 8 ). Clypeus 2.0 × as wide as high ( Fig. 8F View FIGURE 8 ). Marginal cell of fore wing 4.0 × as long as its maximum width ( Fig. 9F View FIGURE 9 ). Propodeum with emerging carina from median longitudinal carina, with short emerging carinae ( Fig. 9B View FIGURE 9 ). Body length 1.5–1.7 mm. Papua New Guinea......................................... O. (W.) papuae sp. nov. (♀)

- First metasomal tergite 2.5–2.8 × as long as its apical width, almost parallel-sided ( Fig. 5C View FIGURE 5 ). Mandible 1.5–1.6 × as long as its maximum width ( Fig. 4C View FIGURE 4 ). Clypeus 3.0 × as wide as high ( Fig. 4E View FIGURE 4 ). Marginal cell of fore wing 4.6 × as long as its maximum width ( Fig. 5D View FIGURE 5 ). Propodeum without emerging carina from median longitudinal carina, without short emerging carinae and not reaching propodeal edges ( Fig. 5A View FIGURE 5 ). Body length 1.5–1.7 mm. Australia............... O. (W.) gallowagi (Wharton) (♀ ♂)