taxonID	type	description	language	source
24D9BA4E2E38557E9F2902C72F9E008C.taxon	description	Figs 1, 2 and 3	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
24D9BA4E2E38557E9F2902C72F9E008C.taxon	etymology	Etymology. The specific epithet is derived from the Latin word Orthosyntexis elegans, meaning elegant.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
24D9BA4E2E38557E9F2902C72F9E008C.taxon	diagnosis	Diagnosis. Antennal scape length to width ratio slightly less than 3. Forewing 1 Rs subvertical to R. Meso- and metafemur shorter than associated tibiae; mesotibial apical spurs elongate and distinctly narrowed apically.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
24D9BA4E2E38557E9F2902C72F9E008C.taxon	description	Description. Body about 8.25 mm long in dorsal view, antenna 2.73 mm long in ventral view; forewing about 5.69 mm in length, maximum width 1.74 mm; hind wing about 4.57 mm in length. Head moderately large, narrower than thorax. Head 1.85 mm wide and 1.23 mm long, nearly quadrate. Compound eyes large and hemispherical; mandible straight, orthogonal with apical margin vertical (parallel to mandibular base) and with lowest tooth not that elongate (Fig. 2 C); labial palpus with three palpomeres; maxillary palpus with at least five palpomeres; antenna with 16 flagellomeres, scape 0.40 mm long, maximum width 0.14 mm; pedicel 0.39 mm long, maximum width 0.12 mm; flagellomere I shorter than scape, 0.11 mm wide, 0.22 mm long, flagellomere II 0.10 mm wide, 0.19 mm long, as long as individual lengths of remaining flagellomeres (Fig. 2 B). Thorax wide, width across tegulae 1.56 mm; pronotum short, having prominent anterior notch and hind margin, with median longitudinal furrow dorsally. Mesoscutum with median longitudinal sulcus and notauli strongly impressed; mesoscutellum tapering to acute apex; ratio of lengths of prescutum, median longitudinal sulcus between notauli, and mesoscuto-mesoscutellar sulcus and mesoscutellum 2.5 / 1 / 4.5, notauli terminating close to mesoscutellum (Fig. 1 A). Legs spindly, meso- and metafemora shorter than associated tibiae. Metafemur length 1.30 mm, metatibia thick subapically, length 1.65 mm. Protibia and metatibia with only one apical spur visible, mesotibia with two apical spurs (Fig. 3 C, D and E); all tarsomeres with stiff apical setae; basitarsi long but shorter than remaining tarsomeres combined; tarsomere V elongate but shorter than basitarsus; pretarsal claws long, with curved apices and each with a single preapical tooth. Abdomen only slightly narrower than mesothorax; abdominal tergum I split medially. Segments I and II slightly longer than remaining abdominal segments; ovipositor length 1.86 mm, not protruding beyond abdominal tip, strongly serrated apically (Fig. 2 D and 2 E) Forewing with dense microtrichia but no coloration pattern except slightly darkened costal area. C and R thick, costal area narrower than C and R widths. Pterostigma completely sclerotized; Sc absent; 1 r-rs and 2 rs-m absent; 2 r-rs issuing from pterostigma at its basal 1 / 3; 1 Rs short and subvertical to R (Fig. 3 A), about 0.6 x as long as 1 M, meeting 1 M at right angle. 2 Rs + M distinct but short, 0.3 x as long as 1 Rs + M. 2 r-rs slightly proclival. 2 + 3 M 1.1 x as long as 4 M. Cell 1 mcu pentagonal, about 1.9 x as long as wide; cell 2 mcu hexagonal, about 1.3 x as long as wide. 2 Cu 1.7 x as long as 1 Cu. 1 cu-a strongly reclival, nearly 0.7 x as long as 1 Cu. 1 m-cu nearly as long as 3 Cu, 3 Cu shorter than 4 Cu. 2 m-cu nearly 0.7 x as long as 4 M and 1.2 x as long as 1 m-cu. Hind wing Sc absent. Cell r closed. 1 Rs (about 0.28 mm in length) shorter than 1 M (about 0.35 mm in length). 1 rs-m (about 0.27 mm in length) reclival, nearly in line with 1 M and as long as 1 Rs. 1 M straight; m-cu absent; 2 M + Cu present (about 0.39 mm in length), free abscissa of Cu and cu-a (about 0.48 mm in length) developed, 1 Cu and cu-a straight.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
3A5FA78B7C825E4295785A5238F72154.taxon	etymology	Etymology. The new genus-group name is a combination of the Ancient Greek orthos (ο'ρθός, meaning, " upright " or " erect ", and geometrically " right angle "), and the genus Syntexis (itself from Ancient Greek suntēxis (σύντηξις, meaning, " colliquescence ", " emaciating ", or " wasting away " )), type genus of the subfamily Syntexinae. Gender feminine.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
3A5FA78B7C825E4295785A5238F72154.taxon	diagnosis	Diagnosis. Female: Antenna with 16 flagellomeres, scape almost 3 x as long as width and twice as long as flagellomere I, flagellomere I nearly 1.5 x as long as flagellomere II. Forewing with pterostigma not enlarged, uniformly sclerotized and of normal width; 1 Rs shorter than 1 M; cell 1 mcu length to width ratio slightly more than 2; 1 r-rs and 2 rs-m absent; 1 Cu obviously shorter than 2 Cu; 3 Cu shorter than 4 Cu; 2 m-cu 1.5 x shorter than 1 m-cu in forewing; 3 rs-m 2 x shorter than 4 M. Hind wing with abscissa 2 M + Cu; 1 M shorter than 2 M; m-cu absent, cell r closed. Mesotibia with two apical spurs. Male: Unknown. Immatures: Unknown.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
2CBA0020572C553980C81B13C7A41432.taxon	description	Figs 4, 5, 6 and 7	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
2CBA0020572C553980C81B13C7A41432.taxon	etymology	Etymology. The specific epithet honours 3 rd Secretary General of the United Nations and Burmese diplomat U Thant (1909 - 1974) and his dedication to seeking peace within and between nations.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
2CBA0020572C553980C81B13C7A41432.taxon	diagnosis	Diagnosis. Antennal scape length to width ratio more than 3. Forewing 1 Rs proclival to R. Mesofemur longer than mesotibia, metafemur nearly as long as metatibia; mesotibial apical spurs somewhat shortened and not narrowed apically.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
2CBA0020572C553980C81B13C7A41432.taxon	description	Description. Holotype [paratype measurements given in parentheses]: Body about 8.61 [8.42] mm long in dorsal view, antenna 2.85 [2.62] mm long in ventral view; forewing about 5.64 [5.48] mm in length, maximum width 2.09 [1.67] mm; hind wing about 4.21 [4.42] mm in length. Head moderately large, slightly narrower than thorax. Head 1.98 [1.77] mm wide and 1.22 [1.31] mm long, nearly quadrate. Compound eyes large and hemispherical; mandible weakly bent, with apical margin vertical (parallel to mandibular base) and with lowest tooth not that elongate (Figs 5 B and 7 D); labial palpus with three palpomeres (Fig. 5 D); antenna with 16 flagellomeres, scape 0.55 [0.46] mm long, maximum width 0.17 [0.14] mm; pedicel 0.37 [0.41] mm long, maximum width 0.13 [0.13] mm; flagellomere I shorter than scape, 0.15 [0.11] mm wide, 0.25 [0.21] mm long; flagellomere II 0.15 [0.12] mm wide, 0.17 [0.15] mm long, as long as individual lengths of remaining flagellomeres (Figs 5 C and 7 C). Thorax wide, width across tegulae 1.59 [1.54] mm; pronotum short, with slightly developed anterior notch and prominent hind margin, and with mediolongitudinal furrow dorsally. Mesoscutum with longitudinal sulcus and notauli strongly impressed; mesoscutellum tapering to acute apex; ratio of lengths of prescutum, median longitudinal sulcus between notauli, and mesoscuto-mesoscutellar sulcus and mesoscutellum 2.3 / 1 / 5.3 [2.2 / 1 / 4.9], notauli close to mesoscutellum. Legs spindly, mesofemur longer than mesotibia. Metafemur length 1.69 [1.43] mm, nearly as long as metatibia (length 1.68 [1.50] mm), thick subapically, narrowed apically. Protibia and metatibia with only one apical spur (Figs 6 B, D and 7 G), mesotibia with two apical spurs (Figs 6 C and 7 H); all tarsomeres with stiff apical setae; basitarsi long but shorter than remaining tarsomeres combined; tarsomere V elongate but shorter than basitarsus; pretarsal claws long, with curved apices and each with a single preapical tooth (Fig. 6 E). Abdomen only slightly narrower than mesothorax. Ovipositor strongly serrate apically, short, not protruding beyond abdominal tip, full length 2.67 [2.51] mm (Figs 6 F and 7 F). Forewing with dense microtrichia but no coloration pattern, except for slightly darkened costal area. C and R thick, costal area narrower than C and R widths. Pterostigma completely sclerotized; Sc absent; 1 r-rs and 2 rs-m absent; 2 r-rs issuing from pterostigma at its basal 1 / 3; 1 Rs short and slightly proclival to R, about 0.7 x as long as 1 M, meeting 1 M at right angle (Fig. 7 E). 2 Rs + M distinct but short, 0.1 x as long as 1 Rs + M (Fig. 7 E). 2 r-rs slightly proclival. 2 + 3 M 1.6 x [1.2 x] as long as 4 M. Cell 1 mcu pentagonal, about 2.0 x [2.1 x] as long as wide; cell 2 mcu hexagonal, about 1.1 x [1.4 x] as long as wide. 2 Cu 2.1 x [1.6 x] as long as 1 Cu. 1 cu-a reclival, nearly 0.8 x as long as 1 Cu. 1 m-cu nearly as long as 3 Cu, 3 Cu shorter than 4 Cu. 2 m-cu nearly 0.8 x [0.6 x] as long as 4 M and 1.2 x [1.1 x] as long as 1 m-cu. Hind wing Sc absent. Cell r closed. 1 Rs (about 0.36 [0.32] mm in length) longer than 1 M (about 0.26 [0.30] mm in length). 1 rs-m (about 0.23 [0.20] mm in length), with an angle at 2 Rs and shorter than 1 Rs. 1 M straight; m-cu absent; 2 M + Cu present (about 0.40 [0.33] mm in length), free abscissa of Cu and cu-a (about 0.40 [0.43] mm in length) developed, 1 Cu and cu-a straight.	en	Gao, Jia, Engel, Michael S., Shih, Chungkun, Ren, Dong, Gao, Taiping (2021): A new genus of anaxyelid wood wasps from the mid-Cretaceous and the phylogeny of Anaxyelidae (Hymenoptera). Journal of Hymenoptera Research 86: 151-169, DOI: http://dx.doi.org/10.3897/jhr.86.73161, URL: http://dx.doi.org/10.3897/jhr.86.73161
