taxonID	type	description	language	source
0393DC775C27477CC801D205FE60CFF9.taxon	description	urn: lsid: zoobank. org: act: 14 A 27284 - EE 50 - 4 B 95 - BDBC- 96 AE 6 F 7354 BB Figs 1 – 2	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C27477CC801D205FE60CFF9.taxon	diagnosis	Diagnosis This new species is most similar to Bittacus vexilliferus Byers, 1970 among its congeners, but differs from the latter by the following features: in males, 1) T 8 with triangular protrusion laterally (Fig. 2 D, vs lacking) and a black biconical marking at middle (Fig. 2 D, vs lacking); 2) epandrial lobe with basal portion subtrapezoidal and distal half elongated, finger-shaped, and greatly curved dorsad (Fig. 2 D, F, vs epandrial lobes long and rectangular); and 3) aedeagus with base stout and with rounded flanks (Fig. 2 D, F, vs with a broad, thin, apically indented lobe at each side of the base).	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C27477CC801D205FE60CFF9.taxon	etymology	Etymology The new species is named after the type locality, Yunlong County. Adjective.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C27477CC801D205FE60CFF9.taxon	materials_examined	Type material Holotype CHINA – Yunnan Province • ♂; Dali Bai Autonomous Prefecture, Yunlong County; 25 ° 51 ′ 08 ″ N, 99 ° 15 ′ 09 ″ E; 2560 m a. s. l.; 20 Jul. 2023; L. - J. Jia, J. - L. Li and J. - S. Wang leg.; BMDU, CNYL 23 Bi 001. Paratype CHINA – Yunnan Province • 1 ♀; same data as for holotype; BMDU, CNYL 23 Bi 002.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C27477CC801D205FE60CFF9.taxon	description	Description MEASUREMENTS (mm). Male (holotype). AtL 9.1, AbL 12.2, BL 17.3, FL 22.7, FW 5.5, HL 20.3, HW 4.7. Female (paratype). AtL 9.0, AbL 13.0, BL 18.0, FL 23.0, FW 5.6, HL 21.0, HW 4.8. Male HEAD (Fig. 2 B). Vertex uniformly orange-yellow. Ocellar triangle black. Compound eyes blackish brown. Rostrum three times as long as wide. Fifth segment of maxillary palp orange-yellow. Labial palps light brown, with second segment twice as long as first. THORAX (Fig. 2 A, C). Pronotum dark brown, with light brown crescent-shaped area on anterior margin. Mesonotum and mesoscutellum blackish brown marginally and light brown at middle. Legs light brown. Tibia orange with two apical spurs. Tarsomeres I – III lined with long black setae and also with several shorter setae. Tarsomeres I – IV with one to two black setae apically, and tarsomeres III – V with more short setae on ventral part. WINGS (Fig. 2 A). Wing membrane hyaline, tinged with yellowish brown. Pterostigma yellowish brown and prominent; thyridium conspicuous with pale border at FM; 1 A terminating beyond FM; Sc ending beyond level of FRs. With one Scv and Av absent. Its left wings with one Pcv, while right with two Pcv. ABDOMEN (Fig. 2 A, D). T 2 – T 5 unevenly dark brown, each with narrow black antecosta, forming distinct light and dark patterns. T 8 with triangular protrusion caudo-laterally and black biconical marking at dorsal portion. GENITALIA (Fig. 2 D – G). Epandrial lobes approximately twice as long as gonocoxites, with basal portion subtrapezoidal and distal half elongated, finger-shaped, and greatly curved dorsad. Gonocoxites enlarged with cluster of slender bristles terminally. Gonostyli short and blunt distally. Aedeagus with stout base and rounded flanks. Penisfilum greatly elongated and coiled into loop wider than epandrial lobes. Upper branch of proctiger slightly longer than epandrial lobes, and enlarged apically in goose head-shape with tuft of long setae. Lower branch of proctiger slender and rather straight, slightly longer than upper branch of proctiger. Cerci slender and rod-shaped. Female Habitus similar to males. GENITALIA (Fig. 2 G – H). Subgenital plate greatly inflated with thick long setae apically. Cerci slender and acute terminally.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C27477CC801D205FE60CFF9.taxon	distribution	Distribution China: Yunnan (Yunlong).	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C214771C821D6CDFE60C96E.taxon	description	urn: lsid: zoobank. org: act: D 237 C 065 - F 26 C- 4 DC 7 - B 2 A 1 - A 0 DD 504244 FA Figs 3 – 4	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C214771C821D6CDFE60C96E.taxon	diagnosis	Diagnosis The new species can be differentiated from its congeners by the following combination of characters: in males, 1) paramere with ventral branch greatly elongated and bearing small barbs on subbasal portion of inner margin (Fig. 4 H – I); and in females, 2) medigynium with broad basal plate and slender posterior arms (Fig. 4 L).	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C214771C821D6CDFE60C96E.taxon	etymology	Etymology The specific epithet dajinhuang is a Chinese compound word depicting things ‘ big and yellow’. Treated as a noun in apposition.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C214771C821D6CDFE60C96E.taxon	materials_examined	Type material Holotype CHINA – Yunnan Province • ♂; Dali Bai Autonomous Prefecture, Yunlong County; 25 ° 51 ′ 08 ″ N, 99 ° 15 ′ 09 ″ E; 2560 m a. s. l.; 1 Jul. 2024; L. - J. Jia, J. - L. Li and J. - S. Wang leg.; BMDU, CNYL 24 Di 001. Paratypes CHINA – Yunnan Province • 1 ♂; same data as for holotype; BMDU, CNYL 24 Di 002 • 11 ♀♀; same data as for holotype; BMDU, CNYL 24 Di 003 to CNYL 24 Di 013.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C214771C821D6CDFE60C96E.taxon	description	Description MEASUREMENTS (mm). Male (holotype and paratype, n = 2). AtL 13.4 – 13.6, AbL 12.9 – 13.1, BL 17.9 – 18.0, FL 15.8 – 16.1, FW 3.7 – 3.8, HL 14.0 – 14.2, HW 3.6 – 3.7. Female (paratypes, n = 11). AtL 13.0 – 14.0, AbL 7.5 – 8.0, BL 13.0 – 14.0, FL 15.0 – 17.5, FW 3.8 – 4.0, HL 13.5 – 14.0, HW 3.6 – 3.8. Males HEAD (Fig. 4 A). Vertex unevenly yellow without black spots. Ocellar triangle enclosed by large black arrow-shaped pattern. Rostrum yellow with pair of black frontal stripes. THORAX (Fig. 4 A). Pronotum with five thick setae along each side of anterior margin. Meso- and metanotum black laterally, with broad yellow median stripe. Pleura and coxae yellow, rest parts of legs dark brown to black. WINGS (Fig. 4 A). Membrane hyaline, lacking distinct markings except speckled apical band. Pterostigma light yellowish brown. ABDOMEN (Fig. 4 A, C). T 2 – T 5 black laterally with broad, yellow, median stripe. A 6 yellowish brown with pair of obtuse-rounded and divergent anal horns on dorsal apex. A 7 and A 8 greatly constricted at base, yellowish brown. A 7 almost as long as A 8. Epandrium broad, deeply emarginated terminally and forming pair of finger-like processes laterally. Hypandrium split into pair of long, stripe-like hypovalves with extremely short basal stalk. Hypovalve slightly broadening towards rounded apex, with row of long stout bristles along inner margin. GENITALIA (Fig. 4 D – I). Gonostyli shorter than gonocoxites, with well-developed basal lobe and elongated, acute middle tooth; basal lobe bifurcated into acute apexes. Paramere trifurcate: ventral branch long and straight with one-two small barbs on subbasal portion of inner margin; median branch longest and curved inward; dorsal branch greatly curved inward and slightly curved caudad distally. Ventral valves of aedeagus membranous and greatly protruded; dorsal valves bearing long setae basally with greatly elongated dorsal processes. Females Habitus (Fig. 4 B) similar to males except for denser markings. GENITALIA (Fig. 4 J – L). Subgenital plate oval and bearing long stout setae apically. Medigynium (Fig. 4 L) with broad basal plate; main plate broader than base of posterior arms; posterior arms slender and slightly shorter than main plate, rounded terminally.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C214771C821D6CDFE60C96E.taxon	distribution	Distribution China: Yunnan (Yunlong).	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C2C4773C82CD337FE73C96E.taxon	description	urn: lsid: zoobank. org: act: 3 FCC 5 DA 7 - A 857 - 47 DF- 99 AB-E 834 BB 3 E 04 FB Fig. 5	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C2C4773C82CD337FE73C96E.taxon	diagnosis	Diagnosis The new species greatly resembles D. tjederi (Carpenter, 1938) in the bifurcated middle branch of the male parameres (Fig. 5 F). However, it can be differentiated from the latter by the following characters: in males, 1) median tooth and basal lobe of gonostyli widely separated (Fig. 5 E – F, vs closely adjoined); 2) ventral valves of aedeagus short and subtriangular (Fig. 5 E – F, vs elongated and rounded); and in females, 3) medigynium with posterior arms rounded terminally (Fig. 5 B, I, vs rather truncated).	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C2C4773C82CD337FE73C96E.taxon	etymology	Etymology Named after its discoverer and collector, Liang-Jie Jia. Noun in the genitive case.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C2C4773C82CD337FE73C96E.taxon	materials_examined	Type material Holotype CHINA – Yunnan Province • ♂; Lijiang Prefecture, Yulong Naxi Autonomous County, Shitou Bai Township; 26 ° 48 ′ 23.62 ″ N, 99 ° 36 ′ 39.11 ″ E; 2840 m a. s. l.; 8 Jul. 2024; L. - J. Jia leg.; BMDU, CNYLNX 24 Di 001. Paratype CHINA – Yunnan Province • 1 ♀; same data as for holotype; BMDU, CNYLNX 24 Di 002.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C2C4773C82CD337FE73C96E.taxon	description	Description MEASUREMENTS (mm). Male (holotype). AtL 12.7, AbL 10.5, BL 14.3, FL 14.0, FW 3.4, HL 12.5, HW 3.3. Female (paratype). AtL 11.6, AbL 9.8, BL 15.7, FL 15.2, FW 3.8, HL 14.1, HW 3.7. Male HEAD (Fig. 5 A). Vertex yellow with black spots. Ocellar triangle enclosed by large black arrow-shaped pattern. THORAX (Fig. 5 A). Pronotum with six black thick setae along each side of anterior margin. Meso- and metanotum black laterally, with broad yellow median stripe half as wide as nota. WINGS (Fig. 5 A). Membrane hyaline, lacking distinct markings. Pterostigmal band represented by indistinct triangular spots in forewings. Pterostigma dark gray. ABDOMEN (Fig. 5 A, C). T 2 – T 4 black laterally with broad yellow median stripe, T 5 mostly yellow. A 6 yellowish brown with pair of divergent and finger-shaped anal horns on dorsal apex. A 7 and A 8 yellowish brown, constricted greatly at base. A 8 slightly longer than A 7. Epandrium broad, emarginated terminally and forming pair of stout processes laterally. Hypandrium split into pair of long, stripe-like hypovalves. Hypovalves slightly broadening towards apex, with row of long stout and short dense bristles spaced along inner margin. GENITALIA (Fig. 5 D – F). Gonostyli and gonocoxites approximately same length. Gonostyli with greatly developed and hook-like basal process and short, acute middle tooth. Parameres trifurcate: ventral and median branch straight, ventral branch shorter than median branch; middle branch bifurcated subapically; distal portion of dorsal branch sinuate. Ventral valves of aedeagus membranous and subtriangular; dorsal valves with slightly elongated dorsal processes. Female Habitus (Fig. 5 B) generally similar to males except for denser wing markings represented by subtriangular pterostigmal bands in fore- and hindwings. GENITALIA (Fig. 5 G – I). Subgenital plate with prominent terminal protuberance, and bearing long stout setae apically. Laterotergites subtriangular. Medigynium with broad basal plate; main plate wider than base of posterior arms; posterior arms slightly shorter than main plate with rounded apex.	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
0393DC775C2C4773C82CD337FE73C96E.taxon	distribution	Distribution China: Yunnan (Lijiang).	en	Xie, Jiao, Wang, Ji-Shen (2025): Three new species of Mecoptera (Insecta, Antliophora) from Yunnan, China. European Journal of Taxonomy 997: 275-288, DOI: 10.5852/ejt.2025.997.2939, URL: https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/2939/13283
