taxonID	type	description	language	source
168CDC8D9D955473AFC8E696391A6376.taxon	description	Figs 3, 4, 5	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
168CDC8D9D955473AFC8E696391A6376.taxon	description	Diagnostic characters. The adult males of S. annulus sp. nov. can be separated from known Stenochironomus species from China by the following combination of characters: spots on the membrane of wing restricted to RM and FCu areas; posterior portion of median vittae with little pale pigmentation; lateral vittae with stripe markings; postnotum with markings reaching the posterior margin; femur of mid and hind legs with an Stenochironomus annulus medially on each; superior volsella cylindrical, with four long setae; inferior volsella extending beyond apex of anal point, with two or three bristles and one well-developed terminal spine.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
168CDC8D9D955473AFC8E696391A6376.taxon	etymology	Etymology. The specific name refers to the circular ring markings of the femur of mid and hind legs of the male adult.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
168CDC8D9D955473AFC8E696391A6376.taxon	description	Description. Male imago (N = 3). Total length 3.59 - 4.17, 3.87 mm. Wing length 1.95 - 2.03, 2.00 mm. Total length / wing length 1.75 - 2.05, 1.94. Wing length / length of pro-femur 1.58 - 1.93, 1.73. Coloration (Fig. 3). Mature adult mostly brownish. Head yellow. Thorax yellowish except for the lateral vittae, postnotum with dark pigmentation and medial lateral with light pigmentation (sometimes difficult to observe). Membrane with 2 dark spots restricted to RM and FCu areas. Legs. Apical 3 / 5 of femur of P 1 dark brown; apical and annulus of femur, and Ta 5 P 2 - P 3 dark brown; basal 1 / 2 of tibia of P 3 dark brown. Abdomen. Tergites V-IX brown. Head. AR 1.62 - 1.88 (2), ultimate flagellomere 680 - 770 µm long; Temporals 10 - 13, 12 setae including 5 - 8 inner, and 2 - 3 outer, verticals, postorbitals 1 - 3. Clypeus with 15 - 22, 19 setae. Tentorium 170 - 205 μm long, 45 - 53 μm wide at the widest part. Palp 5 - segmented, lengths (in μm) of segments: 60 - 70, 66; 50 - 70, 60; 193 - 220, 203; 140 - 160, 152; 208 - 288, 248. Palpomere ratio (5 th / 3 rd) 1.09 - 1.31, 1.22. Thorax. Dorsocentrals 16 - 17, 18; acrostichals 12 - 15, 14; prealars 5 - 6, 6; Scutellum with 11 - 13 setae in 2 rows. Wing (Fig. 4 A). VR 1.08 - 1.08, 1.06. Brachiolum with 2 - 3 setae. Distribution of setae on veins: R, 31 - 39, 34; R 1, 28 - 40, 34; R 4 + 5, 33 - 62, 46. Squama with 8 - 12, 10 setae. Anal lobe normally developed. Legs (Fig. 4 D). Fore leg: width at apex of tibia 43 - 50, 46 μm, tibia with blunt scale 35 - 40, 38 µm long. Mid leg: width at apex of tibia 53 - 65, 59 μm, tibia with 2 apical spurs 35 - 38, 37 and 40 - 45, 43 µm long. Hind leg: tibia 60 - 73 μm width at apex; tibial spurs 40 - 43, 42 and 40 - 43, 42 µm long, slightly fused medially. Lengths (in μm) and proportions of legs in Table 3. Hypopygium (Figs 4 B, C, 5). Anal point straight and parallel-sided in dorsal view, 103 - 113, 100 μm long and 30 - 43, 35 µm wide at base, 8 - 10, 9 µm wide at apex. Tergite IX with 19 - 22, 20 long setae medially and posterior margin of tergite IX with 6 strong setae and 5 spines. Laterosternite IX with 4 - 4, 4 setae. Transverse sternapodeme 43 - 50, 47 μm long; phallapodeme 78 - 88, 85 μm long. Gonocoxite 173 - 185, 181 μm long, gonostylus 205 - 270, 238 μm long. Superior volsella cylindrical, 40 - 45, 43 μm long, 20 - 20, 20 μm wide, with 4 - 5 long setae (Fig. 4 C). Inferior volsella elongate, 203 - 228 μm long, extending beyond the apex of anal point, with 2 - 3 long bristles and 1 strong terminal spine. HR 0.64 - 0.90, 0.77, HV 1.46 - 1.75, 1.64. Immature stages and female unknown.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
168CDC8D9D955473AFC8E696391A6376.taxon	distribution	Distribution. The species is currently known only from Zhejiang Province in Oriental China.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
6DA956926B0B5822962C8C6E5694AC2C.taxon	description	Figs 6, 7, 8	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
6DA956926B0B5822962C8C6E5694AC2C.taxon	description	Diagnostic characters. Adult males of S. baishanzuensis sp. nov. can be distinguished from other related species by the following combination of characters: membrane of wing with large dark spots on median and apical parts; median vitta, lateral vitta, and postnotum with pigmentation; superior volsella short and broad with four setae; inferior volsella with four long bristles and one stout terminal spine, not overreaching apex of anal point.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
6DA956926B0B5822962C8C6E5694AC2C.taxon	etymology	Etymology. The specific name refers to the Baishanzu National Nature Reserve, where the holotype was collected.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
6DA956926B0B5822962C8C6E5694AC2C.taxon	description	Description. Male imago (N = 3). Total length 3.98 - 4.22, 4.07 mm. Wing length 1.90 - 2.13, 2.05 mm. Total length / wing length 1.87 - 2.22, 1.99. Wing length / length of pro-femur 1.63 - 1.65, 1.64. Coloration (Fig. 6). Head. Antennal hairs dark; palpomeres dark. Thorax almost pale yellow, with posterior portion of media vitta, posterior 3 / 4 portion of postnotum, and almost the lateral vitta dark brown. Membrane with 2 dark spots located around RM and FCu areas (median spot is darker). Legs. P 1: knee, tibia and Ta 1 dark brown, basal 3 / 4 of femur and Ta 2 - 5 pale yellowish; P 2: yellowish with brownish knee; P 3: yellowish with brownish knees and tibia. Abdomen almost light brown with T VI-VII dark brown. Head. AR 1.93, ultimate flagellomere 810 µm long (n = 1); Temporals 12 - 15, 13 setae, including 5 - 7, 6 inner and 4 - 6, 5 outer verticals and 2 - 3, 3, postorbitals. Clypeus with 14 - 20, 18 setae. Tentorium 155 - 193, 170 μm long, 35 - 53, 44 μm wide. Palp 5 - segmented, lengths (in μm) of segments: 42 - 55, 47; 43 - 65, 53; 200 - 223, 214; 130 - 155, 146; 232 - 275, 253. Palpomere ratio (5 th / 3 rd) 1.13 - 1.26. Thorax. Dorsocentrals 15 - 16, 15; acrostichals 12 - 15, 14; prealars 6 - 7, 7. Scutellum with 8 - 9, 9 setae in 2 rows. Wing (Fig. 7 A). VR 1.05 - 1.06, 1.06. Brachiolum with 2 setae. Distribution of setae on veins: R, 30 - 32, 31; R 1, 22 - 26, 25; R 4 + 5, 36 - 42, 39. Squama with 10 - 11, 11 setae. Anal lobe normally developed. Legs (Fig. 7 D). Fore leg: apex of tibia 55 - 61, 58 μm width, tibia with pointed scale 35 - 38 µm long. Mid leg: apex of tibia 60 - 68, 65 μm width; tibial spurs 48 - 55, 51 and 45 - 55, 49 µm long, completely fused at midline part. Hind leg: apex of tibia 60 - 68, 64 μm width, tibia with 2 apical spurs 37 - 50, 47 and 35 - 47, 41 µm long. Lengths (in μm) and proportions of legs in Table 5. Hypopygium (Figs 7 B, C, 8). Anal point 110 - 125, 120 μm long, 30 - 45, 35 µm wide at base, 10 - 13, 12 µm wide at apex. Tergite IX with 18 - 23, 20 long setae medially, and 3 - 4, 4 setae laterally. Posterior margin of tergite IX with 3 - 4, 4 spines and 5 - 7 long setae each side. Transverse sternapodeme 38 - 53, 44 μm long; phallapodeme 95 - 113, 105 μm long. Gonocoxite 183 - 188, 185 μm long. Gonostylus 218 - 25, 221 μm long. Superior volsella short and broad, 13 - 15, 14 μm long, 18 - 25, 21 μm wide, with 4 long setae (Fig. 7 C). Inferior volsella elongate, 183 - 192, 187 μm long, extending at most, to apex of anal point, with 4 setae and 1 strong terminal spine. HR 0.83 - 0.84,. 084, HV 1.77 - 1.93. Immature stages and female unknown.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
6DA956926B0B5822962C8C6E5694AC2C.taxon	distribution	Distribution. The species is currently known only from Zhejiang Province, Oriental China.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
279D2BA2920054DFA2F6092DFDB23967.taxon	materials_examined	Material examined. 3 male adults collected by light trap, leg. Qi X.; Zhejiang Province, Lishui City, Qingyuan County, Baishanzu National Nature Reserve, 27.76 ° N, 119.31 ° E, 11 - 12. VIII. 2020.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
279D2BA2920054DFA2F6092DFDB23967.taxon	description	Diagnostic characters. Stenochironomus linanensis differs from other related species in having: wing transparent; body yellow; superior volsella finger-like with nine long setae; inferior volsella elongate, with four long setae and one strong terminal spine; tergite IX with 10 - 15 long setae located medially.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
279D2BA2920054DFA2F6092DFDB23967.taxon	distribution	Distribution. Oriental China (Zhejiang).	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
E660BFC4116156C19A67A44404417C81.taxon	description	Figs 9, 10	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
E660BFC4116156C19A67A44404417C81.taxon	materials_examined	Material examined. 3 male adults, collected by light trap in Zhejiang Province, Lishui City, Qingyuan County, Baishanzu National Nature Reserve, 27.76 ° N, 119.31 ° E, 11 - 12. VIII. 2020, leg. Song C.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
E660BFC4116156C19A67A44404417C81.taxon	description	Diagnostic characters. Stenochironomus okialbus differs from other related species by a combination of characters: wing with dark markings in the middle and apex; superior volsella short and small, spatulate, with four or five long setae; inferior volsella elongate, with 2 - 4 long setae and a slender terminal spine; posterior margin of tergite IX with 8 - 10 setae and eight spines.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
E660BFC4116156C19A67A44404417C81.taxon	description	Description. Male imago (N = 3). Total length 2.94 - 3.98, 3.62 mm. Wing length 1.80 - 1.85 mm. Total length / wing length 1.85 - 2.20, Wing length / length of pro-femur 178 - 1.88. Coloration (Fig. 8). Body almost pale yellowish or white, except postnotum with spot area and tergite IV-VII brown; wing with dark pigmentation on median and apical parts; all legs pale yellow with dark knees and apex of tibia. Head. AR 1.10 - 1.25, 1.12, ultimate flagellomere 430 - 660, 580 µm long. Temporal with 12 - 16, 14 setae, including 7 - 8, 7 inner verticals, 4 - 7, 6 outer verticals and 1 - 2, 2 postorbitals. Clypeus with 12 - 20, 17 setae. Tentorium 155 - 220, 190 μm long, 30 - 53, 44 μm wide. Palpomere lengths (μm): 33 - 48, 37; 40 - 65, 55; 123 - 195, 170; 85 - 125, 116; 130 - 218, 194. Palpomere ratio (5 th / 3 rd) 1.05 - 1.21, 1.13. Thorax. Dorsocentrals 14 - 21, 18; acrostichals 9 - 12, 11; prealars 5 - 6, 6; Scutellum with 7 - 12 setae in two rows. Wings. VR 1.06 - 1.10, 1.08. Brachiolum with 1 - 2, 2 setae. Distribution of setae on veins: R, 20 - 29, 25; R 1, 21 - 39, 31; R 4 + 5, 49 - 53, 51. Squama with 10 - 18, 14 setae. Anal lobe normally developed. Legs. Fore leg: width at apex of tibia 53 - 63, 58 μm, tibia with blunt scale 35 - 50, 44 µm long. Mid leg: width at apex of tibia 53 - 70, 61 μm, tibia with two apical spurs 43 - 53, 48 and 45 - 58, 52 µm long. Hind leg: width at apex of tibia 58 - 73, 64 μm, tibia with two apical spurs 45 - 55, 51 and 45 - 56, 52 µm long. Lengths (in μm) and proportions of legs as in Table 6. Hypopygium (Fig. 10). Anal point 110 - 125, 118 μm long, 43 - 60; wide, 52 µm width at base, 18 - 20, 18 µm at apex; slightly swollen and rounded apically. Tergite IX with 19 - 25, 22 long setae on median part; posterior margin of tergite IX with 6 strong setae and 3 spines. Laterosternite IX with 3 - 4, 4 setae. Transverse sternapodeme 35 - 48, 41 μm long; phallapodeme 85 - 95, 89 μm long. Gonocoxite 138 - 175, 159 μm long. Gonostylus 185 - 200, 196 μm long. Superior volsella short, 25 - 30, 28 μm long, 23 - 25, 24 μm wide, with 4 - 5 long setae. Inferior volsella linearly elongate, 183 - 220, 208 μm long, with 2 - 3 long setae and 1 stout terminal spine. HR 0.74 - 0.86, 0.81; HV 1.58 - 1.97, 1.84.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
E660BFC4116156C19A67A44404417C81.taxon	distribution	Distribution. Oriental China (Zhejiang) and Japan.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
13FC47D7A5D756F481A3A680CFACB207.taxon	materials_examined	Material examined. 2 male adults collected by light trap, leg. Song C., Zhejiang Province, Lishui City, Qingyuan County, Baishanzu National Nature Reserve, 27.76 ° N, 119.31 ° E, 11 - 12. VIII. 2020.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
13FC47D7A5D756F481A3A680CFACB207.taxon	description	Diagnostic characters. Wing with median band; posterior edge of tergite IX with 14 - 15 long setae; anal point slender parallel-sided, with pointed apex; superior volsella short and finger-like, with four or five setae; inferior volsella with one median seta and three apical setae.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
13FC47D7A5D756F481A3A680CFACB207.taxon	distribution	Distribution. China (Zhejiang, Hainan, Guizhou, Xizang); Japan.	en	Song, Chao, Zhu, Bin-Qing, Moubayed-Breil, Joel, Lei, Teng, Qi, Xin (2022): Taxonomic study on the genus Stenochironomus Kieffer from the Baishanzu Nature Reserve, China (Diptera, Chironomidae). ZooKeys 1104: 93-113, DOI: http://dx.doi.org/10.3897/zookeys.1104.81403, URL: http://dx.doi.org/10.3897/zookeys.1104.81403
