taxonID	type	description	language	source
34607E58FFA9FFCB82FEFAB0FDD2FCD4.taxon	diagnosis	Diagnosis. The new species is close to E. acericola Zerova 1975 by their hosts from the same genus Bradybatus, but it is different from the latter by: hind tibia possessing dense bristles on dorsal edge and 5 of them stout and yellowish (vs. without such bristles on hind tibia); the scrobal depression not reaching median ocellus (vs. completely reaching median ocellus); face without radiating striae (vs. face with distinct radiating striae); antennae black in color (vs. antennae yellow in color). Description. Female. Length 2.7 – 3.0 mm (Holotype 2.9 mm). Head (Figs 1 – 5). In dorsal view, head somewhat dumbbell-shaped, 1.8 times as broad as long and 1.26 times as broad as mesosoma; temple about 0.28 times as long as eye; POL 1.75 times of OOL; vertex medially 2 / 3 as long as laterally and bulged evenly. Vertex, frons, face and genae covered with setiferous umblicate punctures. Head in front view 1.36 times as broad as height, frons 1.75 times as broad as eye height, toruli located slightly above ocular line; scrobal depression deep and narrow, and not reaching median ocellus with distance little more than ocellus diameter, depression base smooth and shining (Fig. 4); 2 scrobes nearly contacted each other; eyes with very sparse short pubescence; malar sulcus curved and 0.72 times of eye height (Fig. 2), between its apical and lower margin of eye with a small fovea, before and behind sulcus with piliferous umblicate punctures and without a narrow smooth shining area (Fig. 2); gena obviously carinated; face and parascrobal area covered dense flattened hairs, but having a narrow smooth longitudinal band extending from lower margins of scrobes to clypeus outer margin; clypeus bidentate apically; mouth part relatively small with breadth 1.2 times as wide as malar sulcus height. Antennal scape extending to top of scrobal depression and just reaching median ocellus, cylindrical in form with length 3.7 times as long as broad, having sparse hairs dorsally; combined length of pedicel plus flagellum 1.13 times of head breadth and 1.22 times of breadth of mesoscutum; pedicel approximately spherical, shining with sparse setae, 1.3 times as long as broad with length 0.75 times of funicle 1; flagellum with 1 anellus, 5 funicle segments and 3 - segmented clava; each funicle and clava segment with only one row of multiporous plate sensilla and dense hairs; funicle 1 and 2 somewhat cydariform; relative measurements (length / broadth) of 5 funicle and 3 clava segments as follows: funicle segment fl 1 11 / 7, fl 2 11 / 7, fl 3 11 / 8, fl 4 10 / 8, fl 5 10 / 8, claval segment cl 1 8 / 8, cl 2 8 / 8, cl 3 8 / 7, clava 3 blunt apically (Fig. 5). Mesosoma (Figs 1, 3, 6, 8). In dorsal view, mesoscutum convex considerably with dense evenly sized setiferous punctures; pronotum rectangular and 2.0 times as broad as long, hairs in punctures short, mesoscutum 2.0 times as broad as long with length 1.25 times and breadth 1.14 times pronotum; notauli complete; mide lobe approximately triangle with anterior margin breadth 3.0 times posterior margin; scutellum ovoidally convex with length 1.3 times of breadth and about 1.5 times as long as mesoscutum, umblicate punctues greater than on other part of mesosoma; metanotum with distinct drosellum which directly under scutellum and rectangular in form with carinate margin and 2 obllique longitudinal striation in base; propodeum droped steeply from drosellum with a wide median furrow, base of furrow irregularly and coarsely rugosus (Fig. 3), lateral areas evenly bulged moderately, covered with relatively larger umblicate punctures as on scutellum and without ridges; callus with dense hairs; spiracle small and closed to anterior margin, distance from spiracle to margin same as its diameter. In lateral view, prepectus smooth and shining; sabalar area convex and smooth; mesepsternum furrowlike and covered with setiferous punctures, but mesepmeron with dense transverse striations and without any puncture (Fig. 6). Hind leg with coxa dorsally and laterally rugulose (Fig. 6); and having 4 long hairs at inner side, as well as dense long hairs along lower margin; hind femur somewhat swelled medially with length 4.4 times of breadth, its outer side with 3 lines of long hairs and having 2 lines about 30 long hairs along its lower margin; hind tibia cylindrical in form with 2 spurs and nearly as long as femur (40: 38), covering dense bristles, along dorsal edge having a line of long bristles in which 5 bristles stout obviously with color yellowish (Fig. 8). Wings (Figs 1, 7). Forewing reaching apex of metasoma, 2.1 times as long as broad, ratio of length of submarginal, marginal, post marginal and stigma veins as 116: 36: 26: 22; stigma shoe-shapped; submarginal vein with about 25 setae; basal cell with about 7 setae, basal cell setal lines present and closed below with hairs. Hind wing 3.5 times as long as broad. Metasoma (Figs 1 – 2). In dorsal view, gaster oval acuminate and laterally compresed, 2.5 times as long as broad, 1.08 times as long as mesosoma, its breadth 0.86 times of mesoscutum and 0.71 time head breadth; tergum 1 – 5 smooth and shining, without seta except tergum 4 with a transverse medial line of spars setae; tergum 6 and 7 with seruferous umblicate puncture posteriorly; petiole very short with three distinguished horn-like prominents; ovipositor slightly protruded; relative length of tergum 1 – 7 and ovipositor as 10: 14: 22: 44: 2: 8: 10: 11; tergum 4 largest in all terga. In lateral view, tergum 2 – 6 with very dense micro-setiferous punctures as belt along lower part, particularly belt on tergum 4 extending upwards anterioly and nearly to dorsum of tergum 4. Color. Body black; antenna black except scape having basal 2 / 3 yellow, and distal scape 1 / 3, as well pedicel dark brown; eyes caramel red, ocelli brown-yellow; flattened setae on face white; all coxae and most part of femora black, all tibiae dark brown with distal and apical yellow; all tarsi yellow white and claws brown; wings hyaline with veins pale brown-yellow. Male (Figs 9 – 17). Body 2.1 – 2.3 mm in length, similar to female. Relative length of head, mesosoma, gaster and gaster in lateral view as 15, 49, 15, 36; potiole long with length 3.6 times of breadth and 0.42 times as long as gaster, 1.16 times as long as hind coxa and dorsally coarsely rugose (Figs 14, 17); antenna long, scape 3.0 times as long as broad with a rounded knoblike protuberance near apical which concave medially being spoon-like; pedical small and spherical inform; flagellum with 5 funicle segments and 2 claval segments; funicle segments all having distinguished long whorls of hairs, all funicles longer than wide, dorsally produced and pedicellate; length of pedicle plus flagellum 1.7 times of head breadth (Figs 9 – 10); relative length / breadth measurement of scape, pedicle, funicle 1, 2, 3, 4, 5 and clava 1, 2 as follows: 28 / 9, 8 / 5, 20 / 9, 20 / 8, 20 / 8, 20 / 8, 15 / 7, 14 / 7,14 / 5; clava blunt apically. Variation. Antenna in some specimens with flagellum brown and proximal 3 funicle drum-like in form. Etymology. The specific epithet is derived from the purpleblow maple, Acer truncatum, on which the host of the new species, Bradybatus sp., eats its seeds. Material examined. Holotype ♀, reared from the fresh ripped seeds of Acer truncatum damaged by Bradybatus sp. collected from the Daiqingtala Nature Reserve (代üffi ẁ), Horqin Right Middle Banner (Ḣ 尔沁右ª中 ⁂), Xing'an League (兴kDz), Inner Mongolia, China, 28 September 2022. Paratypes. 2 ♀ 23 ♂, the same data as holotype; 1 ♀, the same data as holotype, but emerged on 20 August 2021. 1 ♀ 1 ♂, 4 January 2022; 6 ♀ 2 ♂, 24 January 2022; 1 ♀ 1 ♂, 30 January 2022; 2 ♀ 1 ♂, 8 February 2022; 2 ♀ 1 ♂, 14 January 2022; 1 ♀, 24 March 2022; 1 ♀, 2 April 2022; 3 ♀ 2 ♂, 28 May 2022; 4 ♀ 13 ♂, 28 April 2023; all above paratypes reared from the last year seeds of Acer truncatum damaged by Bradybatus sp. Distribution. China (Inner Mongolia).	en	Liu, Huihui, Cao, Liangming, Wang, Xiaoyi, Xin, Xuebing, Bao, Yingxia, Yang, Zhongqi (2023): Two new species of Eurytoma (Hymenoptera: Eurytomidae), parasitoids of Bradybatus sp. (Coleoptera: Curculionidae) damaging seeds of Acer truncatum in China. Zoological Systematics 48 (3): 264-276, DOI: 10.11865/zs.2023305, URL: https://www.mendeley.com/catalogue/a90b0446-3bfd-3f5c-b615-affbd26fab62/
34607E58FFAEFFC682FEFCF5FDD2FDE1.taxon	diagnosis	Diagnosis. The new species is close to the previous species, E. truncatumi Yang, Liu & Cao, sp. nov., but can be separated from the latter by following: antenna yellowish brown (vs. with antenna black); malar sulcus nearly straight and before and behind it with a smooth and shining area (Fig. 28) (vs. with malar sulcus distinctly curved and without such a smooth and shining area (Fig. 2 )); marginal vein long with length 1.67 times of post marginal vein and 2.0 times of stigmal vein (vs. with marginal vein 1.38 times of post marginal vein, and 1.64 times of stigma vein); forewing with basal cell open below (Fig. 25) (vs. forewing with basal cell closed below with hairs (Fig. 7 )); hind tibia with 6 – 7 stout and long yellowish bristles on dorsal edge (vs. hind tibia with 5 such bristles); male with petiole length 1.4 times of its hind coxa (vs. with petiole 1.16 times as long as hind coxa). Description. Female. Resembles to E. truncatumi Yang, Liu & Cao, sp. nov. Length 2.6 – 3.2 mm (Holotype 2.9 mm). Head (Figs 20 – 23, 28). In dorsal view, temple 0.26 times as long as eye; POL 2.16 times of OOL. In front view, head 1.26 times as broad as high; frons with breadth 1.7 times of eye height; scrobal depression deep and its lateral and upper margins carinated; narrow and smooth longitudinal band under scrobes to clypeus lower margin (as in E. truncatumi Yang, Liu & Cao, sp. nov.) only indicated in lower half of face (Fig. 23); malar sulcus nearly straight with length 0.75 times of eye height; before and behind malar sulcus with a smooth and shining area (Fig. 28). Antennal scape extending out of top of scrobal depression slightly and reaching nearly vertex (Fig. 23), its shape cylindrical with length 4.3 times of breadth and expanding medially (Figs 21, 28); pedicel small and conical in form; combined length of pedicel plus flagellum 1.13 times of head breadth and 1.2 times of mesoscutum breadth; flagellum with 1 anellus, 5 funicle segments and 3 claval segments; all funicle segments elliptical in shape with length greater than breadth (Fig. 28); relative measurements (length / breadth) of flagellum segments as follows: pedicel 18 / 14, anellus 3 / 6, funicle segment f 1 32 / 20, f 2 30 / 22, f 3 30 / 22, f 4 30 / 22, f 5 30 / 22, clava segment c 1 22 / 22, c 2 20 / 21, c 3 23 / 18; clava blunt apically with length longer than distal 2 funicle segments combined (56: 50); each funicle and clava segments covering distinct hairs as well as sparse longitudinal sensillae. Mesosoma (Figs 20 – 22, 26 – 27). In dorsal view, mesosoma similar to E. truncatumi Yang, Liu & Cao, sp. nov., but different from following: pronotum rectangular and 2.3 times as broad as long medially; metanotum carinated as W-formed; propodeum having base of wide median furrow finely rugose except anterior half in medial part with about 8 larger punctures aligned in 2 lines (Figs 22, 27); hind femur with about 18 long hairs along its lower margin; bristles on hind tibia longer and denser than in E. truncatumi Yang, Liu & Cao, sp. nov., in which 6 – 7 stout and long bristles with yellowish in color particularly distinct (Fig. 24). Wings (Figs 20 – 21, 25). Wings hyaline. Forewing 2.14 times as long as broad, with very sparse and short setae on disc; in basal cell only having 3 setae and cell open below, basal setal line complete with 7 setae (Fig. 25); cubital setal line absent and thus speculum open below; marginal vein long with length 1.67 times of post marginal vein and 2.0 times of stigmal vein. Metasoma (Figs 20 – 21). In dorsal view, metasoma compressed, but obviously bulged laterally with length 2.1 times of breadth; its breadth 0.9 times of mesoscutum and 1.04 times as long as mesosoma; others resemble those of E. truncatumi Yang, Liu & Cao, sp. nov. Color. Body black; antenna brownish yellow except pedicel blackish brown; all coxae and most parts of femora black as body; trochanters, distal 1 / 4 of femora, tibiae and tarsi yellow, but tibiae brown medially; wings hyaline with submarginal and stigmal veins pale yellow brown and marginal vein yellowish white. Pilosity on body white. Male (Figs 29 – 37). Resembles to E. truncatumi Yang, Liu & Cao, sp. nov. Body length 1.6 – 2.6 mm, relatively smaller than female. Body color varied: some individuals black except legs with trochanter and tibia brownish yellow, and tarsus nearly white; some individuals blacked dorsally and yellowish in lower half, antenna, all legs and petiole lutescents. Head in dorsal view 3.4 times as broad as long medially; POL 2.5 times of OOL. Malar sulcus nearly straight and before and behind malar sulcus with a smooth and shining area as in female (Fig. 33). Pronotum 1.86 times as broad as long; mesoscutum with breadth 1.45 times of length and 1.33 times as long as pronotum. Relative length measurements of head, mesosoma, petiole and gaster in leteral view as follows: 18: 45: 17: 28. Hind leg with tibia having dense bristles and particularly with 6 – 7 stout and long yellowish bristles (Fig. 36). Wings as in Fig. 35. Petiole length 3.5 times of its breadth and finely rugose dorsally, its length 1.4 times of hind coxa and 0.6 times of gaster (Figs 34, 36, 37). Antenna as in Fig. 32; 5 funicle segments with very distinct long whorls of hairs; relative length / breadth measurement of scape, pedicel, funicle segment 1, 2, 3, 4, 5 and claval segment 1, 2, 3 as follows: 20 / 7, 5 / 4, 15 / 6, 15 / 6,15 / 6, 15 / 6, 14 / 6, 12 / 5, 8 / 4,4 / 3,4 / 2; each funicle and clava segment with a line of longitudinal sensillae. Variation. Some female specimens with antenna yellow, some dark brown and few even black (individuals emerged in summer generation); some female specimens with body dorsal dark brown and other parts yellow or yellowish brown. Some males with lower half and ventral parts of body slightly brown yellow. Etymology. The specific epithet is derived from the distinguished stout and long bristles on dorsal edge of hind tibia. Material examined. Holotype ♀, reared from seed of Acer truncatum damaged by Bradybatus sp. collected from the Daiqingtala Natural Reserve, Horqinright-middle Banner, Xing’an League, Inner Mongolia, China, 2 May 2023. Paratypes. 11 ♀ 4 ♂, the same data as holotype; 21 ♀ 2 ♂, the same data as holotype, but emerged on 5 May 2023; 1 ♀ 2 ♂, 4 January 2022; 2 ♀ 1 ♂, 24 January, 2022; 2 ♀ 1 ♂, 8 February 2022; 3 ♀, 14 February 2022; 2 ♀, 8 May 2022; 2 ♀, 20 August 2021; the collecting location of all above paratypes was the same as holotype. Other specimens examined. 426 ♀ 165 ♂, kept in three vials and emerged from 28 April to 10 May 2023, the collecting location as holotype. Distribution. China (Inner Mongolia).	en	Liu, Huihui, Cao, Liangming, Wang, Xiaoyi, Xin, Xuebing, Bao, Yingxia, Yang, Zhongqi (2023): Two new species of Eurytoma (Hymenoptera: Eurytomidae), parasitoids of Bradybatus sp. (Coleoptera: Curculionidae) damaging seeds of Acer truncatum in China. Zoological Systematics 48 (3): 264-276, DOI: 10.11865/zs.2023305, URL: https://www.mendeley.com/catalogue/a90b0446-3bfd-3f5c-b615-affbd26fab62/
