Phanerotomella tenuipes He, Achterberg, He, Tang & Chen, 2025, sp. nov.

Phanerotomella tenuipes sp. nov. urn:lsid:zoobank.org:act: 046F620F-FD16-4D6A-A422-4025D1F7F962 Figs 65–66 Diagnosis Legs very slender, especially hind leg (Fig. 66L), hind femur about 6.0× as long as wide; body length about 3.5 mm (Fig. 65); face and temple punctate (Fig. 66B–C); mesopleuron rugulose-punctate and with distinctly smooth and shiny area (Fig. 66J); metasomal carapace 1.9× as long as wide (Fig. 66K); vein m-cu postfurcal (Fig. 66H); second submarginal cell sessile (Fig. 66H). Etymology Named after the very slender legs; ‘ tenuis ’ is Latin for ‘thin’ and ‘ pedes ’ is Latin for ‘foot’. Type material Holotype CHINA – Hebei • ♀; Zhangjiakou, Xiaowutai Mt., Yangjiaping; 20 Aug. 2005; H.Y. Zhang leg.; ZJUH No. 200611860. Paratypes (3 ♀♀) CHINA – Yunnan • 1 ♀; Lvchun; 25 Jul. 2003; Z.F. Xu leg.; ZJUH No. 20045215 • 2 ♀♀; Lvchun, Fenshuiling; 25 Jul. 2003; X. Jiang leg.; ZJUH Nos 20045737, 20045800. Description Female MEASUREMENTS. Length of body 3.6 mm, fore wing 3.4 mm. COLOURATION. Black; metasoma ventrally white or ivory; antenna dark brown; clypeus reddish brown; mandible yellow but basally brownish and with reddish teeth; legs brown except coxae, trochanters and base of femora ivory; wing veins dark brown to pale brown, pterostigma and parastigma dark brown. HEAD (Fig. 66A–F). Width 1.4× median length in anterior view (Fig. 66B) and part of head above eye in lateral view 0.2× height of eye (Fig. 66C); antenna with 34+ segments, not widened but shortened medially, gradually narrowing apically, third, fourth, tenth and fifteenth segments 4.9, 4.3, 2.7 and 1.7× as long as wide in lateral view, respectively (Fig. 66D–E); area of stemmaticum transversely striate; OOL: OD: POL= 18: 6: 7; eye 0.9 × as long as temple in dorsal view (Fig. 66A); frons transversely rugulose and with median carina; vertex reticulate-rugose with short setae; temple finely punctate and shiny; face rugulose-punctate and with distinct median ridge, dorsally connected to median carina; clypeus finely punctate and with shiny interspaces, truncate medio-ventrally; eye width in lateral view 0.9× maximum width of temple (Fig. 66C), eye height in anterior view 0.7 × minimum width of face (Fig. 66B); malar space finely punctate and 1.2 × as long as basal width of mandible; mandible rather slender, lower tooth of mandible 0.6× as long as apical tooth (Fig. 66F); face width 0.9 × height of face and clypeus together. MESOSOMA (Fig. 66I–J). Length 1.4× its width in lateral view (Fig. 66J); side of pronotum superficially rugulose-punctate; mesoscutum regularly and densely reticulate; notauli absent; scutellar sulcus with six crenulae (Fig. 66I); scutellum punctate-rugulose; mesopleuron rugulose-punctate and with distinctly smooth and shiny area posteriorly, precoxal sulcus absent; propodeum reticulate, without median carina, with irregular transverse carina connected to four weak and blunt tubercles laterally. WINGS (Fig. 66H). Fore wing 2.9× as long as its maximum width; second submarginal cell sessile and vein 3-SR developed; vein m-cu distinctly postfurcal; vein r straight; vein 1-SR+M and SR1 curved; length of 1-R1 1.2× pterostigma; vein r issued far beyond middle of pterostigma, 1.0× vein r-m; r: 2-SR: SR1=17: 43: 76; vein 1-CU1 0.2× as long as vein 2-CU1. Hind wing: M+CU: 1-M: 1r-m =32: 49: 19. LEGS (Fig. 66L). Hind femur 6.1× as long as wide; longest spur of hind tibia 0.4 × as long as its basitarsus; hind leg smooth and shiny except fine and superficial punctation; hind tibia slender; middle tibia without ivory blister. METASOMA (Fig. 66G, K). Elliptical in dorsal view (Fig. 66K), carapace 1.9× as long as wide and as long as mesosoma; first to third tergites densely rugulose-reticulate; third tergite 0.8× as long as second tergite, medial length of third tergite 0.6× its maximum width; lamella of third tergite weakly protruding medio-apically and with pair of large and pointed tubercles latero-apically (Fig. 66G). VARIATION. Second submarginal cell sessile but vein 3-SR not developed; length of fore wing of female 2.9–3.4 mm. Male Unknown. Host Unknown. Distribution China (Hebei, Yunnan). Remarks Phanerotomella tenuipes sp. nov. is easily distinguished from similar species by having the hind femur 6.0× as long as wide, the metasoma 1.9× as long as wide, the antenna slender, the lamella of the third metasomal tergite protruding medio-apically, vein m-cu postfurcal, and the body length 3.5 mm.