Parastephanellus Enderlein, 1906

Tan, Jiang-Li, Achterberg, Cornelis Van, Tan, Qing-Qing, Zhou, Tong & Li, Tao, 2018, Parastephanellus Enderlein (Hymenoptera: Stephanidae) revisited, with description of two new species from China, Zootaxa 4459 (2), pp. 327-349 : 328

publication ID	https://doi.org/10.11646/zootaxa.4459.2.7
publication LSID	lsid:zoobank.org:pub:80274354-1EC7-4E81-A672-A01259FB66C2
DOI	https://doi.org/10.5281/zenodo.5971472
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treatment provided by	Plazi (2018-10-11 20:20:59, last updated 2024-11-27 03:29:23)
scientific name	Parastephanellus Enderlein, 1906
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Figs 1–99 View FIGURES 1–2 View FIGURES 3–10 View FIGURES 11–17 View FIGURES 18–26 View FIGURE 27 View FIGURES 28–34 View FIGURES 35–42 View FIGURES 43-44 View FIGURES 45–54 View FIGURE 55 View FIGURES 56–61 View FIGURES 62–69 View FIGURES 70, 71 View FIGURES 72–81 View FIGURE 82–84 View FIGURES 85–91 View FIGURES 92–99

Parastephanus Enderlein, 1905: 474 (not Haeckel, 1881). Type species (by original designation): Stephanus pygmaeus Enderlein, 1901 .

Parastephanellus Enderlein, 1906: 301 (renamed because of homonymy); Aguiar 2004: 64 –72 (catalogue; references); van Achterberg & Quicke 2006: 219 –221; Aguiar & Jennings 2007: 15 -24 (suggest origin of the genus); Hong et al. 2011: 36 – 43 (revision China); Kim & Lee 2012: 174 –177; Chen et al. 2016a: 119 –122. Type species (by original designation): Stephanus pygmaeus Enderlein, 1901 .

Diagnosis. Temple with ivory or pale yellowish streak along eye ( Figs 9 View FIGURES 3–10 , 17 View FIGURES 11–17 , 26 View FIGURES 18–26 , 29 View FIGURES 28–34 , 42 View FIGURES 35–42 , 57 View FIGURES 56–61 ); occipital carina ventrally parallel to hypostomal carina ( Fig. 46 View FIGURES 45–54 ); neck short and comparatively robust, without pronotal fold or distinct transverse carinae medially ( Figs 4, 5 View FIGURES 3–10 , 13 View FIGURES 11–17 , 36 View FIGURES 35–42 , 47 View FIGURES 45–54 ); vein 2-CU1 of fore wing completely developed; veins 2- SR and 2-SR+M of fore wing present, but sometimes unsclerotized and only pigmented; vein 1-SR of fore wing straight and more or less angled with vein 1-M ( Figs 3 View FIGURES 3–10 , 35 View FIGURES 35–42 , 62 View FIGURES 62–69 ); hind coxa partly flattened dorso-laterally ( Fig. 65 View FIGURES 62–69 ); outer side of hind tibia with distinct oblique striae or carinae ventrally, rarely without striae or ventral carina ( Figs 14 View FIGURES 11–17 , 23 View FIGURES 18–26 , 50 View FIGURES 45–54 , 61 View FIGURES 56–61 , 77 View FIGURES 72–81 ); ovipositor sheath entirely black or dark brown, 1.8–2.9 × as long as fore wing and 0.9–1.8 × as long as body ( Figs 43 View FIGURES 43-44 , 70 View FIGURES 70, 71 ); males with cylindrical pygidial process ( Figs 58 View FIGURES 56–61 , 86 View FIGURES 85–91 ), but absent in females (replaced by a more or less excavated and partly depressed pygidial area: Figs 54 View FIGURES 45–54 , 66 View FIGURES 62–69 , 95 View FIGURES 92–99 ).

Distribution. Australasian, Oriental and Palaearctic. The distribution of Chinese species is illustrated in Fig. 100 View FIGURE 100 .

Figures

FIGURE 100. Zoogeographical map illustrating Parastephanellus spp. recorded from China. Map from: http:// blogs.discovermagazine.com.

FIGURES 1–2. Wing venation nomenclature (1) and measurements of hind coxa (2); pt = pterostigma.

FIGURES 3–10. Parastephanellus angulatus Hong et al., ♀, holotype. 3, fore wing; 4, pronotum, lateral aspect; 5, pronotum, dorsal aspect; 6, pygidial area, dorsal aspect; 7, head, anterior aspect; 8, head, dorsal aspect; 9, head, lateral aspect; 10, hind coxa, dorsal aspect. From: Hong et al. (2011).

FIGURES 11–17. Parastephanellus austrochinensis Belokobylskij, ♀, China (Guangxi). 11, fore wing; 12, pronotum, lateral aspect; 13, pronotum, dorsal aspect; 14, hind leg, lateral aspect; 15, head, anterior aspect; 16, head, dorsal aspect; 17, head, lateral aspect. From: Hong et al. (2011).

FIGURES 18–26. Parastephanellus brevicoxalis Hong et al., ♀, holotype. 18, fore wing; 19, pronotum, lateral aspect; 20, pronotum, dorsal aspect; 21, hind coxa, dorso-lateral aspect; 22, pygidial area at apex of metasoma, dorsal aspect; 23, hind femur and tibia, lateral aspect; 24, head, anterior aspect; 25, head, dorsal aspect; 26, head, lateral aspect. From: Hong et al. (2011).

FIGURE 27. Parastephanellus brevicoxalis Hong et al., ♂, China (Liaoning), habitus, lateral aspect.

FIGURES 28–34. Parastephanellus brevicoxalis Hong et al., ♂, China (Liaoning). 28, wings; 29, head, lateral aspect; 30, first metasomal tergite, dorsal aspect; 31, hind coxa, dorso-lateral aspect; 32, head, anterior aspect; 33, head, dorsal aspect; 34, hind leg, lateral aspect.

FIGURES 35–42. Parastephanellus brevistigma Enderlein, ♂, holotype. 35, fore wing; 36, pronotum, lateral aspect; 37, pronotum, dorsal aspect; 38, hind coxa, latero-dorsal aspect; 39, hind coxa, dorsal aspect; 40, head, anterior aspect; 41, head, dorsal aspect; 42, head, lateral aspect. From: Hong et al. (2011).

FIGURES 43-44. Parastephanellus evexus sp. n., ♀, holotype. 43, habitus, lateral aspect; 44, first metasomal tergite, dorsal aspect.

FIGURES 45–54. Parastephanellus evexus sp. n., ♀, holotype. 45, wings; 46, head, lateral aspect; 47, mesosoma, lateral aspect; 48, mesosoma, dorsal aspect; 49, hind coxa, dorso-lateral aspect; 50, hind leg, lateral aspect; 51, base of antenna; 52, head, anterior aspect; 53, head, dorsal aspect; 54, pygidial area at apex of metasoma, dorsal aspect.

FIGURE 55. Parastephanellus evexus sp. n., ♂, topotypic paratype, habitus, lateral aspect.

FIGURES 56–61. Parastephanellus evexus sp. n., ♂, topotypic paratype. 56, wings; 57, head, lateral aspect; 58, genitalia and pygidial process, dorsal aspect; 59, head, anterior aspect; 60, head, dorsal aspect; 61, hind leg, lateral aspect.

FIGURES 62–69. Parastephanellus matsumotoi van Achterberg, ♀, paratype. 62, fore wing; 63, pronotum, lateral aspect; 64, pronotum, dorsal aspect; 65, hind coxa, dorso-lateral aspect; 66, pygidial area at apex of metasoma, dorsal aspect; 67, head, anterior aspect; 68, head, dorsal aspect; 69, head, lateral aspect. From: Hong et al. (2011).

FIGURES 70, 71. Parastephanellus yixiwui sp. n., ♀, holotype. 70, habitus, lateral aspect; 71, pygidial area at apex of metasoma, dorsal aspect.

FIGURES 72–81. Parastephanellus yixiwui sp. n., ♀, holotype. 72, wings; 73, mesosoma, lateral aspect; 74, mesosoma, dorsal aspect; 75, first metasomal tergite, dorsal aspect; 76, hind coxa, dorso-lateral aspect; 77, hind leg, lateral aspect; 78, head, anterior aspect; 79, head, dorsal aspect; 80, head, lateral aspect; 81, base of antenna.

FIGURE 82–84. Parastephanellus yixiwui sp. n., habitus. 82, ♂, paratype, lateral aspect; 84, ibid. dorsal view; 83, ♀, holotype, dorsal view.

FIGURES 85–91. Parastephanellus yixiwui sp. n., ♂, paratype. 85, head, lateral aspect; 86, genitalia and pygidial process, dorsal aspect; 87, genitalia, ventral aspect; 88, head, anterior aspect; 89, head, dorsal aspect; 90, hind leg, lateral aspect; 91, base of antenna.

FIGURES 92–99. Parastephanellus zhejiangensis Hong et al., ♀, holotype. 92, fore wing; 93, pronotum, lateral aspect; 94, pronotum, dorsal aspect; 95, pygidial area at apex of metasoma, dorsal aspect; 96, hind coxa, dorso-lateral aspect; 97, head, anterior aspect; 98, head, dorsal aspect; 99, head, lateral aspect. From: Hong et al. (2011).