Xenomerus yamagishii Miko &amp; Masner 2010, new species
Creators: name: Mikó, I.
name: Masner, L.
name: Deans, A. R.
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Hymenoptera
Scelionidae
Xenomerus
Xenomerus yamagishii

description: <i>Xenomerus yamagishii</i> Mikó &amp; Masner, new species Figures 46, 47 <b>FEMALE</b> (HT): Length= 0.89 mm. Yellowish-brown (ochre); A3–A2, T3 posteriorly and T4–T6 entirely dark brown; <b>FCI</b> =1.14; <b>LCI</b> =1.73; <b>HW/IOS</b> =1.58; head less than 1.5 times as wide as mesosoma (<b>HW/TSL</b> = 1.3); facial striae not exceeding midlevel of eye; frontal patch distinct; frons setae dense, setae thin; central keel complete; toruli triangle shorter than clypeus height; POL almost as long as OOL (<b>POL/OOL</b> =1.15); OOL more than 1.5 times as long as LOL (<b>OOL/LOL</b> =1.62); hyperoccipital carina absent; vertex patch present, with diameter equal to lateral ocellus; vertex setae denser behind POL area; genal patch absent; A1 more than 5 times as long as radicle (<b>A1/r</b> =5.37), as long as clava (<b>A1/cl</b> =1.07). Epomial carina absent; cervical pronotal area smooth, with scattered setae along lateral and dorsal margin; lateral pronotal area near epomial carina reticulate, with scattered setae, ventrolaterally smooth; netrion sulcus incomplete; pronotal suprahumeral sulcus diminishing medially, foveolate; pronotal cervical sulcus not foveolate; anterior tip of pronotum reduced; mesoscutum more than 1.5 times as wide as long (<b>TSL/ ML</b> =1.82); notaulus absent; mesoscutum with dense setae; mesoscutum sculpture extending to posterior margin; mesoscutellum 2 times as wide as long (<b>SW/SL</b> =2.02); scuto-scutellar sulcus slightly diminishing medially, 1.5 times as wide laterally as in the middle; mesoscutellum anteriorly punctate, with fine wrinkles between punctures, with dense setae; posterior scutellar sulcus extending onto axillula; sternaulus not separated from anterior row of foveae of mesopleural carina; distance between postacetabular sulcus and anterior row of foveae of mesopleural carina 2.5 times as long as foveae width of postacetabular sulcus; mesopleural carina complete, with complete rows of foveae, maximal distance between posterior row of foveae of mesopleural carina and mesepimeral sulcus 2 times as long as width of posterior row of foveae of mesopleural carina; sulcus along metapleural carina foveolate; metascutellum bluntly triangular, entirely striated; propodeal lateral carinae S- shaped; propodeal lateral area and plical area obscured by sparse setae, entirely striated; posterior propodeal projection distinct, tuberclelike; fore wing almost as wide as mesoscutum (<b>TSL/WW</b> =1.13); marginal vein more than 3 times as long as stigmal vein (<b>m/st</b> =3.1); hind wing less than 2 times as wide as marginal cilia length (<b>HWW/HWS</b> =1.76). T1 about 1.5 times as wide as T1+T2 length (<b>T1W/T1+T2L</b> =1.57); T3 as wide as mesoscutum (<b>T3W/ TSL</b> =1.01); basal depressions thin; costae exceeding to middle of tergum; lateral patch indistinct; diameter of posterior patch of T3 nearly equal to width of one basal depression, indistinct; T3 with dense setae laterally; apical setae of T3 elongate, more than two times as long as lateral setae of tergum; lateral patch on T4 present, median patch absent. <b>Variability</b> (n=11): Length= 0.86–1.05 mm (m=0.93, SD =0.07); sometimes mesoscutellum dark ochre; <b>FCI</b> =1.13–1.18 (m=1.16, SD =0.01); <b>LCI</b> =1.64–1.88 (m=1.73, SD =0.07); <b>HW/IOS</b> =1.56–1.75 (m=1.63, SD =0.05); <b>HW/TSL</b> =1.22–1.30 (m=1.28, SD =0.02); <b>POL/OOL</b> =1.00–1.15 (m=1.10, SD =0.04); <b>OOL/ LOL</b> =1.62–1.77 (m=1.68, SD =0.04); <b>A1/r</b> =5.87–6.42 (m=6.13, SD =0.16); <b>A1/cl</b> =1.06–1.16 (m=1.11, SD =0.03); <b>TSL/ML</b> =1.75–1.92 (m=1.84, SD =0.05); <b>SW/SL</b> =1.90–2.23 (m=2.05, SD =0.09; <b>TSL/ WW</b> =0.98–1.19 (m=1.09, SD =0.07); <b>m/st</b> =2.91–3.10 (m=2.28, SD =0.04); <b>HWW/HWS</b> =1.76–2.38 (m=2, SD =0.25); <b>T1W/T1+T2L</b> =1.5–1.75 (m=1.66, SD =0.09); <b>T3W/TSL</b> =1.00–1.09 (m=1.02, SD =0.03), sometimes T4 reticulate medially, smooth submedially. <b>MALE</b> (n=5): length=0.93–1.11 (m=0.99, SD=0.07); A1–2 yellow to light brown, A3–A12 light brown to dark brown, metasoma mesonotum and vertex around ocelli brown; head wider (<b>FCI</b> =1.28–1.34, m=1.30, SD=0.02); <b>LCI</b> =1.56–1.65, m=1.61, SD=0.04); <b>HW/IOS</b> =1.50–1.60 (m=1.55, SD=0.03); <b>HW/TSL</b> =1.33– 1.44 (m=1.38, SD=0.04); OOL longer than POL (<b>POL/OOL</b> =0.83–0.95, m=0.86, SD=0.04) <b>OOL/ LOL</b> =2.11–2.33 (m=2.23, SD=0.08); <b>A1/r</b> =3.75–4.60 (m=4.28, SD=0.34); A5 modified; A7–A11 with two whorls of setae and weak (Thailand) or strong (Japan) constrictions in-between; flagellomeres with 5–6 (Japan) or 10–12 (Thailand) ventral microcilia; <b>TSL/ML</b> =1.66–1.85 <b>(</b> m=1.73, SD=0.07); notaulus present, almost exceeding TSL; <b>SW/SL</b> =2.00–2.25 <b>(</b> m=2.11, SD=0.11); <b>TSL/WW</b> =0.73–0.86 (m=0.82, SD=0.05); <b>m/st</b> =3.00–3.33 (m=3.20, SD=0.04); <b>HWW/HWS</b> =1.73–2.13 (m=1.89, SD=0.18); <b>T1W/T1+T2L</b> =1.15– 1.50 (m=1.34, SD=0.13); <b>T3W/TSL</b> =0.96–1.06 (m=1.00, SD=0.04). <b>Diagnosis.</b> Most closely related to <i>Xenomerus ochraceus</i>, differing by the complete central keel, thin basal depressions on T3 and POL/OOL. Shared with <i>Xenomerus guinensis</i> the thin basal depressions and elongated costae on T3 extending to middle of tergum and differs by complete central keel and dense setae on frons. <b>Etymology.</b> Named after Kenzo Yamagishi, who collected some of the type material of this species. <b>Material examined.</b> Holotype female: <b>JAPAN</b>: Aichi Pref. Narai, Toyota 30.VII.–7.VIII.1990, K.Yamagishi, PT [CNCI23943]. Paratypes: <b>INDIA</b>: Karnataka, Bangalore, ICAR XII.2003. J.Poorani MT, 1&amp;female;. <b>INDONESIA</b>: Sulawesi Region, North Sulawesi Province (Sulawesi Utara) Domoga-Bone N.P. Toraut, 220m 9–16.V.1985. John S.Noyes, 2&amp;female; [BMNH], 1&amp;female;; Sulawesi Region, North Sulawesi Province (Sulawesi Utara), Dumoga-Bone National Park Toraut, 15–20.VI.1985. Wallace expedition, MT, forest edge, 1&amp;female;; Sumatra Region, Aceh Province, Gunung Leuser Natural Park, Ketambe Research Station, 3.6833,97.65, 350m, 1–30.X.1989, D.C.Darling, MT, 2&amp;male; [ROME], 4&amp;male;; Sumatra Region, Aceh Province, Gunung Leuser Natural Park, Ketambe Research Station, 3.6833,97.65, 350m, 400m, I.1990, D.C.Darling, MT, 1&amp;male;; Sumatra Region, Aceh Province, Gunung Leuser Natural Park, Ketambe Research Station, 3.6833, 97.65, 350m, 1– 28.II.1990. D.C.Darling, MT, 900013, 1&amp;female; (IIS900011) [ROME], 1&amp;male; (IIS900013); Sumatra Region, Aceh Province, Gunung Leuser Natural Park, Ketambe Research Station, 3.6833, 97.65, 400m, III.1990, D.C.Darling, MT, 1&amp;male;; Kalimantan Region (Borneo), West Kalimantan Province, Gunung Palung National Park, 15.VI–15.VIII.1991, C.D.Darling, Rosichon, Sutrisno, IIS910122, 1&amp;female; [ROME]. <b>JAPAN</b>: Aichi Prefecture, Douzuki, Obara, 15–22.VII.1990, K.Yamagishi, PT, 1&amp;female;, 1&amp;male;; Aichi Prefecture, Douzuki, Obara, 23–29.VIII.1990, K.Yamagishi, PT, 1&amp;female;; Aichi Pref. Douzuki, Obara, 6–12.IX.1990, K.Yamagishi, PT, 1&amp;female;; Aichi Prefecture, Narai, Toyota, 8–17.VIII.1990. K.Yamagishi, PT, 1&amp;female; [ZLMU], 1&amp;male; [ZLMU], 1&amp;female;, 1&amp;male;; Ibaraki Tsukuba, NIAES 14–25.VII.1989. M.Sharkey, PT, 1&amp;male;. <b>MALAYSIA (MALASIA):</b> Sabah, Danum Valley Conservation Area, 18.XII.1986.– 18.I.1987, M.Still, 1&amp;female;. <b>SOUTH KOREA</b>: Chungnam, Daejon-si, Wadong, 36.4003, 127.433, 16.VII–08.VIII.2006, P.Tripotin, MT, forest edge wilde rose patch, 1&amp;male;. <b>TAIWAN:</b> Taitung Hsien, Hsinkangshan above Chengkung, 350m, 25–28.IV.1995. A.Smetana, (T163), 1&amp;female;; Taitung Hsien, Hsinkangshan above Chengkung, 800m, 26–28.IV.1995, A.Sematana, (T165), 1&amp;female;. <b>THAILAND</b>: Chaiyaphum, Pa Hin Ngam NP, Thepana waterfall, 15648, 101.4306, 605m, 19–25.X.2006, K.Sa-nog, B.Adnafai, MT, dry evergreen forest (T667), 1&amp;female; [QSBG], 1&amp;female;; Chaiyaphum, Tat Tone NP, behind Sab Somboon forest unit, 16.0173, 101.9775, 675m, 5–12.XI.2006, T.Jaruphan, MT, forest mixed with tapioca (T1138), 1&amp;female; [QSBG]; Chiang Mai (Chang Kiang), Doi Suthep, 16.II.1985. D.Jackson, riv.gully, 1&amp;male; [BMNH], 1&amp;male;; Loei, Phu Kradueng NP, Pong neep forest unit, 16.9431, 101.7012, 273m, 21–28.X.2006, leg: S.Glonglasae MT, Dry evergreen forest (T786), 1&amp;female;; Loei Phu Province, Kradueng National Park, Loei Forest Unit 2, 16.9441, 101.815, 273m, 18–25.IX.2006, S.Glong-lasae, MT (T952), 1&amp;female; [QSBG]; Loei, Phu Kradueng NP, Loei forest unit 2 (E-lerd), 16.9441, 101.8150, 273m, 25.IX–2.X.2006, S.Glong-lasae, MT, Dry dipterocarp forest (T955), 1&amp;male;; Phetchabun, Nam Nao NP, Forest check point, 16.7282, 101.6532, 921m, 13–20.XI.2006, N.Hongyothi (T1020), 1&amp;male;; Phetchabun, Khao Kho NP, 16.5423, 101.0413, 524m, 11–12.XII.2006, S.Chachumnan, S.Singtong, YPT, mixed deciduous forest (T1177), 1&amp;female;; Phetchabun, Khao Kho NP, 16.5423, 101.0413, 524m, 5–12.XII.2006, S.Chachumnan, S.Singtong, YPT, mixed deciduous forest (T1179), 1&amp;female;; Phetchabun Province, Khao Kho National Park, 537m, 16.5426, 101.0413, 12–19.XII.2006, S.Chachumnan, S.Singtong, MT (T1183), 1&amp;female;; Phetchabun, Khao Kho NP, 16.6579, 101.135, 260m, 5–12.II.2007, S.Chachumnan, S.Singtong, MT, mix deciduous near office (T1600), 1&amp;female;; Phetchabun, Khao Kho NP, 16.6591, 101.1353, 230m, 26.II–5.III.2007, S.Chachumnan, S.Singtong, MT, mix deciduous near office (T1610), 1&amp;female;; Phetchabun, Thung Salaeng Luang NP, Gang Wang Nam Yen, 16. 6196, 100.8917, 706m, 17– 24.V.2007, P.Pranee, Sathit, MT, (T2081), 1&amp;male;; Petchaburi, Kaeng Krachan NP, Panernthung /km27/water pump, 12.8191, 99.3747, 950m, 04–11.VII.2008, Chusak, Sirichai, Arkom, MT, (T4337), 1&amp;female;; Petchaburi, Kaeng Krachan NP, Panernthung /km27/water pump, 12.8217, 99.3701, 4–11.XII.2008, Sirichai, MT, (T4399), 1&amp;female; [QSBG]; Phitsanulok, Thung Salaeng Luang NP, 16.844, 101.8815, 557m, 1–8.IX.2006, P.Pranee, MT, moist evergreen (T575), 1&amp;male;; Sakon Nakhon, Phu Phan NP, North of well, 17.59, 103.9828, 312m, 5–11.I.2007, S.Tongboonchai, MT (T1516), 1&amp;female;; Sakon Nakhon, Phu Phan NP, North of well, 17.59, 103.9828, 312m, 23–30.I.2007, S.Tongboonchai, MT (T1525), 1&amp;female; [QSBG]; Suphan buri, Khao Yai National Park, 10–17.II.1989, T.W.Thormin, MT, 1&amp;female;; Suphan buri, KhaoYai National Park, 900m, 30.VI.1990, J.Heraty, rnfor, 1&amp;female;, 2&amp;male;; Suphan buri, Khao Yai National Park, Haew Narok Waterfall, 550m, 2.VII.1990, J.Heraty, rainforest, H112, 1&amp;female;; Surat Thani, Khao Sok NP, Bang Huaraed, 8.9092, 98.5087, 122m, 14– 21.IV.2009, Pongphan, MT (T4571), 3&amp;male;; <b>VIETNAM</b>: North Central Coastal, Nghé An, West of Con Cuong, Khe Mai forest camp, 18.9333, 104.8166, 26–30.X.1994, D.Currie, meadow, 1&amp;male;. Holotype is deposited in CNCI. Paratypes are deposited in BMNH (3), CNCI (45), ZLMU (2) QSBG (5), ROME (3).
description: Published as part of <i>Mikó, I., Masner, L. &amp; Deans, A. R., 2010, World revision of Xenomerus Walker (Hymenoptera: Platygastroidea, Platygastridae) 2708, pp. 1-73 in Zootaxa 2708</i> on pages 49-51