taxonID	type	description	language	source
D2B14726B624563CB7E8EF5012470CAE.taxon	description	Figs 4 A – F, 5 A – H	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
D2B14726B624563CB7E8EF5012470CAE.taxon	diagnosis	Diagnosis. Female. Body length 6.8 – 12.3 mm; fore wing 6.2 – 10.5 mm. Body largely black, following markings yellow: narrow and long stripes along inner and outer orbits, one spot on tegulae, and paired roundish spots on T 2 - 3 basolaterally; light yellow spots on T 4 - 5 usually hidden (Fig. 5 A, B). Apex of fore femora, most of mid and hind femora and all tibiae reddish; spur brown; squamiform pubescence usually brown (Fig. 5 A, D). Fore wings slightly dark, with brownish apical band; pterostigma rounded posteriorly (Fig. 5 E). Tarsomere 1 with three long flattened outer spines, slightly widening or almost parallel-sided toward subapex (Fig. 5 F). POD: OOD = 1.0 – 1.1; F 1 length 4.4 – 4.9 times its maximum width. Male. Body length 7.0 – 9.6 mm; fore wing 5.4 – 7.2 mm. Body largely black, following markings yellow: narrow stripes along posterior margin of eyes, indistinct spots on inner orbits; paired large yellow spots on T 3 basolaterally (sometimes connected), and entirely on T 7 (Fig. 6 A – C). Hind tibia reddish (apically black) (Fig. 6 A). Squamiform pubescence usually white (Fig. 6 D). POD: OOD = 1.0; F 1 length 1.45 – 1.56 times its maximum width (Loktionov and Lelej 2014).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
D2B14726B624563CB7E8EF5012470CAE.taxon	distribution	Distribution. Palearctic region: France, Germany, Iran, Kazakhstan, Mongolia, Morocco, Russia, Syria, Turkey, Turkmenistan, Uzbekistan, Kyrgyzstan, Tajikistan, China (Inner Mongolia) (Junco and Reyes 1963; Wolf and Moczar 1995; Wolf 1998, 2003; Loktionov and Lelej 2014, 2017).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
FB31B974BBB25D8A97480043DDFCB015.taxon	description	Figs 6 A – F, 7 A – H	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
FB31B974BBB25D8A97480043DDFCB015.taxon	diagnosis	Diagnosis. Female. Body length 10.1 – 13.7 mm; fore wing 8.0 – 11.6 mm. Body largely black, following markings whitish yellow: narrow stripes along inner orbit and posterior margin of eyes, posterior margin of pronotum (medially interrupted), a spot on tegulae, paired basolateral roundish spots on T 1, paired basal transverse spots on T 2, T 3 and T 5 (sometimes connected), dorsobasal spot on hind tibia (Fig. 6 A – D). Spur brown; squamiform pubescence usually brown (Fig. 6 D). Male. Body length 7.6 – 10.5 mm; fore wing 6.8 – 8.0 mm. In addition to spots seen in female, basal transverse line (or shortly interrupted medially) on T 2, T 3 and T 7 whitish yellow; ventral face of fore tibia and basal half of hind tibia reddish yellow (Fig. 7 A); spur white, and ventral faces of antennal flagellomeres brownish (Smith 1873; Bingham 1897; Kim 2022; Anju et al. 2024).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
FB31B974BBB25D8A97480043DDFCB015.taxon	distribution	Distribution. Palearctic region: European part (Centre, North Caucasus), Eastern Siberia (Irkutsk Prov.), Far East (Amur Prov., Khabarovsk Terr., Primorskii Terr., Kurils), Europe (Western, Southern, Eastern), Turkey, China (Heilongjiang, Liaoning, Hebei, Henan, Shanxi, Jiangxi, Zhejiang, Fujian, Yunnan), South Korea, Japan (Hokkaido, Honshu, Shikoku, Kyushu, Tsushima, Izu, Ryukyu); Oriental region: China, Philippines (Bingham 1897; Wahis 2007; Amiresmaeili et al. 2011; Ghahari et al. 2014; Loktionov and Lelej 2014, 2017; Kim 2022; Anju et al. 2024).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
F85CC0EAB806524491C84C9D4CE2E0D5.taxon	description	Figs 1 A – F, 2 A – G	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
F85CC0EAB806524491C84C9D4CE2E0D5.taxon	description	Description. Female. Length: body 9.2 – 13.5 mm; fore wing 8.1 – 11.8 mm. Colour. Body black, following markings fulvous: mandible at apical 1 / 2, maxillary palpus, antennae 1 – 4, sometimes 5, antennal socket, broad band on inner and outer orbits, collar, posterior margin of pronotum, square mark near hind margin of mesonotum, small spot on hind margin of scutellum and on tegulae (Fig. 1 A – D). Mesosoma in large part fulvous, basal T 2 – 3 with wide yellow or fulvous band, T 4 – 6 almost entirely fulvous; basal S 1 – 4 more or less black, S 4 – 6 almost entirely fulvous (Fig. 1 A). All coxae, trochanters and femora at basal 3 / 4 black, fore, mid and hind tarsomeres 5 dark brown, remainder fulvous (Fig. 1 A). Wings hyaline, slightly brownish, fore and hind wings infuscate with light brown apical band, pterostigma entirely brown (Fig. 1 E). Pubescence. Mandible, clypeus, frons, vertex, gena, pronotum, propleuron, mesopleuron, propodeum and T 1 with dense golden pubescence, apical metasoma with sparse black setae; pronotum, scutellum, metanotum, metapleura, metapostnotum, propodeum, dorsal surface of hind coxa and T 1 with yellowish-brown squamiform pubescence, mixed metallic reflection (Fig. 1 A – D). Head. In frontal view, head width 1.12 – 1.13 times its height. Mandible stout with two small subapical teeth, inner tooth smaller than outer tooth. Clypeus slightly convex medially, anterior margin rounded, its width 2.14 – 2.33 times length (Fig. 1 B). Malar space short. Area between antennal sockets convex. Frons flat, with short and inconspicuous median line (Fig. 1 B). Inner orbits nearly parallel below and slightly convergent above; MID width nearly 2.55 – 3.04 times eyes; LID: MID: UID = 73: 73: 51 (Fig. 1 B). In dorsal view, ocelli approximately in triangle, ocellar area slightly raised; POD: OOD = 0.81 – 0.89 (Fig. 1 C). Head with developed occipital angles, occipital carina conspicuous (Fig. 1 C). In lateral view, gena 0.61 – 0.66 times eye width. Flagellum filiform, F 1 slender, length 5.63 – 6.02 times its maximum width, and 2.32 – 2.51 times scape; SL: PL: F 1: F 2: F 3: F 4: F 5 = 25: 12: 60: 42: 31: 25: 18. Mesosoma. Pronotum length in dorsal view 0.33 – 0.36 times its maximum width, slightly converging toward base, posterior margin arcuate and slightly angulate medially. Mesoscutum with evident parapsidal line, from apical to 3 / 4 metanotum. Mesoscutellum and metanotum conspicuously convex medially. Metapostnotum narrow medially, and posterior margin arcuately expanded, and its length nearly 0.27 – 0.33 times metanotum (Fig. 1 D). Propodeum slightly convex in profile, with uniform arcuate transition, length 0.68 – 0.71 of its maximum width (Fig. 1 D). Wings. Marginal cell of fore wing nearly as long as its length from wing tip (Fig. 1 E). Pterostigma slender, rounded posteriorly. Fore wing with three submarginal cells, SMC 3 apparently greater than SMC 2 (Fig. 1 E). SMC 2 receiving crossvein 1 m-cu at basal 0.53 – 0.56, SMC 3 receiving crossvein 2 m-cu at basal 0.61 – 0.68 (Fig. 1 E). Hind wing crossvein cu-a arc-like, M + CuA vein fork before intersection of cu-a and M + CuA (Fig. 1 E). Legs. Fore tarsus with cylindrical tapering spines, tarsomere 1 outside with three outer spines, tarsomere 2, 3 with two outer spines, tarsomere 4 with one outer spine, tarsomere 5 without spine; two spines on ventral surface of tarsomere 1; apical spine of tarsomere 1 slightly exceeding apex of tarsomere 2; tarsomere 2 apical spine extended beyond apex of tarsomere 3, a row of small spines on ventral surface of tarsomeres 1 – 4 (Fig. 1 F). Long spur of hind tibia nearly 0.75 – 0.84 times metatarsus. Tarsal claws symmetrical and bifid, inner tooth broad and obliquely truncated (Fig. 1 F). Metasoma. Metasoma without petiole, apex of T 6 slightly compressed. Male. Body length 7.3 – 9.5 mm, fore wing 7.6 – 8.3 mm. Similar to female except: mandible red-brown at apical 1 / 2, tegulae red-brown (Fig. 2 B). Following markings fulvous: inner and outer orbits, antennae 3 – 8 segments ventrally, posterior margin of pronotum, square mark near hind margin of mesoscutum; basal T 2 – 3 band; T 7 almost entirely yellow brown or fulvous (Fig. 2 A – D). Femora apically and tibiae reddish brown, tarsus brownish black (Fig. 2 A). Squamiform pubescence usually brown, mixed with pink and metallic sheen (Fig. 2 D). Head width 1.15 – 1.17 times its height (Fig. 2 B). Mandible with one small subapical tooth. Clypeus width 1.92 – 2.02 times length; MID width nearly 2.48 – 2.51 times eyes; LID: MID: UID = 46: 56: 48 (Fig. 2 B); POD: OOD = 0.73 – 0.86. Gena 0.53 – 0.62 times eye width. F 1 nearly 1.42 – 1.64 times as long as width, SL: PL: F 1: F 2: F 3: F 4: F 5 = 15: 5: 17: 23: 21: 19: 18. Pronotum length 0.31 – 0.37 times its maximum width, metapostnotum length nearly 0.23 – 0.27 times metanotum; propodeum length 0.50 – 0.58 times its maximum width (Fig. 2 D). SMC 2 receiving crossvein 1 m-cu at basal 0.53 – 0.57, SMC 3 receiving crossvein 2 m-cu at basal 0.64 – 0.66. Fore tarsus without comb spines, long spur of hind tibia nearly 0.84 – 0.87 times metatarsus. Metasoma lanceolate, slightly narrower than mesosoma. Genitalia: paramere narrow and long, with bristles apically; apical 2 / 3 of volsella broad, ventral surface with a few bristles; SGP in ventral view narrowing toward apex, ventral surface with dense, short setae apically.	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
F85CC0EAB806524491C84C9D4CE2E0D5.taxon	distribution	Distribution. China: Yunnan (Xishuangbanna State, Dehong State, Baoshan City).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
F85CC0EAB806524491C84C9D4CE2E0D5.taxon	etymology	Etymology. The specific epithet fulvimaculatus originates from the Latin words “ fulv - ” and “ maculatus ”, referring to the many fulvous spots or bands throughout the body.	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
DC35F799473351A8A5133B9B3CA74146.taxon	description	Fig. 3 A – F	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
DC35F799473351A8A5133B9B3CA74146.taxon	description	Description. Female. Length: body 10.5 – 12.5 mm; fore wing 8.1 – 9.8 mm. Colour. Body black, yellow marks as follows: narrow stripes along inner orbit in median part of face in frontal view, stripes along posterior margin of eyes (Fig. 3 B, C). Mid, hind femora (apical black) and tibiae reddish, spur brown (Fig. 3 A). Fore wings slightly dark, with brownish apical band (Fig. 3 E). Pubescence. Mandible, scape, vertex, gena, pronotum, propodeum and apical metasoma with sparse black setae; pronotum, scutellum, metanotum, metapleura, metapostnotum, propodeum, dorsal surface of hind coxa and T 1 with unevenly distributed, brown squamiform pubescence (Fig. 3 A – D). Head. In frontal view, head width 1.17 – 1.20 times its height (Fig. 3 B). Mandible slender, with two subapical teeth. Clypeus slightly convex medially, anterior margin rounded, its width 1.95 – 2.11 times length (Fig. 3 B). Malar space short. Area between antennal sockets convex. Frons flat, with long and conspicuous median line, extending to anterior ocellus (Fig. 3 B). Inner orbits nearly parallel below and slightly convergent above; MID width 1.85 – 1.89 times eyes; LID: MID: UID = 68: 69: 50 (Fig. 3 B). In dorsal view, ocelli approximately in obtuse triangle, ocellar area slightly raised; POD: OOD = 1.34 – 1.67 (Fig. 3 C). Head with developed occipital angles, occipital carina conspicuous (Fig. 3 C). In lateral view, gena 0.26 – 0.28 times eye width. Flagellum filiform, F 1 slender, length 5.25 – 5.78 times its maximum width, and 1.62 – 1.73 times scape; SL: PL: F 1: F 2: F 3: F 4: F 5 = 31: 10: 52: 37: 33: 30: 26. Mesosoma. Pronotum length in dorsal view 0.43 – 0.58 times its maximum width, slightly converging toward base, posterior margin arcuate and slightly angulate medially. Mesoscutum with evident parapsidal line, from apical to 3 / 4 metanotum (Fig. 3 A). Mesoscutellum and metanotum conspicuously convex medially. Metapostnotum narrow medially, and posterior margin arcuately expanded, and its length nearly 0.33 – 0.45 times metanotum (Fig. 3 D). Propodeum slightly convex in profile, with uniform arcuate transition, length 0.74 – 0.80 of its maximum width (Fig. 3 D). Wings. Marginal cell of fore wing nearly as long as its length from the wing tip (Fig. 3 E). Pterostigma short, its posterior margin rounded (Fig. 3 E). Fore wing with three submarginal cells, SMC 3 apparently greater than SMC 2 (Fig. 3 E). SMC 2 receiving crossvein 1 m-cu at basal 0.61 – 0.63, SMC 3 receiving crossvein 2 m-cu at basal 0.54 – 0.60 (Fig. 3 E). Hind wing crossvein cu-a arc-like, M + CuA vein fork before intersection of cu-a and M + CuA (Fig. 3 E). Legs. Fore tarsus with flattened spines, slightly widening or almost parallel-sided toward subapex (Fig. 3 F). Tarsomere 1 outside with four outer spines, first spine shorter; tarsomere 2, 3 with two outer spines; tarsomere 4 with one outer spine; tarsomere 5 without spine; three spines on ventral surface of tarsomere 1; apical spine of tarsomere 1 exceeding apex of tarsomere 2; tarsomere 2 apical spine extended beyond apex of tarsomere 3, a row of small spines on ventral surface of tarsomeres 1 – 4 (Fig. 3 F). Long spur of hind tibia 0.80 – 0.82 times of metatarsus. Tarsal claws symmetrical and bifid, inner tooth broad and obliquely truncated (Fig. 3 F). Metasoma. Metasoma without petiole, apex of T 6 slightly compressed (Fig. 3 A). Male. Unknown.	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
DC35F799473351A8A5133B9B3CA74146.taxon	distribution	Distribution. China: Inner Mongolia (Alashan).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
DC35F799473351A8A5133B9B3CA74146.taxon	etymology	Etymology. The specific epithet immaculatus originates from the prefix “ im - ” and the Latin word “ maculatus ”, and refers to the black metasoma, without any spots or bands.	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
71F0914B8EAE5458B9AED4EAE487FD7D.taxon	description	Fig. 8 A – F	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
71F0914B8EAE5458B9AED4EAE487FD7D.taxon	diagnosis	Diagnosis. Female. Body length 9.1 – 14.2 mm; fore wing 8.6 – 12.3 mm. Body largely black, following markings yellow: broad band on inner and outer orbits, broad band on clypeus apically, collar, posterior margin of pronotum, square mark near hind margin of mesonotum, a spot on tegulae, paired basal transverse spots on T 2, T 3 and T 5, and dorsobasal spot on hind tibia (Fig. 8 A – D); spines of legs pale brown, spurs more or less brownish (Fig. 8 A); fore wings slightly dark, and with brownish apical band, covering apical SMC 2 and whole of SMC 3 (Fig. 8 E) (Tsuneki 1989). Male. Unknown.	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
71F0914B8EAE5458B9AED4EAE487FD7D.taxon	distribution	Distribution. China (Tsuneki 1989; He et al. 2004).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
30370828B1B85B578351698E04AD241D.taxon	description	Figs 9 A – F, 10 A – H	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
30370828B1B85B578351698E04AD241D.taxon	diagnosis	Diagnosis. Female. Body length 7.5 – 10.3 mm; fore wing 6.2 – 9.8 mm. Body largely black, following markings creamy yellow: narrow band on inner and outer orbits; a spot on tegulae, paired basolateral roundish spots on T 2, paired basal transverse large spots on T 3 (sometimes connected), and roundish spot on T 6 basally, light yellow spots on T 4 - 5 usually hidden (Fig. 9 A – D). Apical 2 / 3 of mid femur, hind femur (basal black), mid and hind tibia reddish; spur brown; squamiform pubescence usually brown (Fig. 9 A, D). Forewing, except for apical dark area, largely hyaline; pterostigma elongated, its posterior margin parallel to anterior one (Fig. 9 E). Tarsomere 1 with four long flattened outer spines, slightly widening or almost parallel-sided toward subapex (Fig. 9 F). POD: OOD = 1.18 – 1.33; F 1 length 5.78 – 6.5 times its maximum width. Male. Body length 6.2 – 7.8 mm; fore wing 5.3 – 6.5 mm. Body largely black, following markings creamy yellow: narrow and long stripes along inner and outer orbits; spot on tegulae; paired roundish spots on T 2 - 3 basally (one on T 3 connected) and the entirely face of T 7 (Fig. 10 A – D). Apical of mid femora, half of hind femora, mid and hind tibia reddish; spur brown; squamiform pubescence usually brown (Fig. 9 A, D). POD: OOD = 1.0 – 1.1; F 1 length 1.5 – 1.71 times its maximum width (Loktionov and Lelej 2014; Kim 2022).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
30370828B1B85B578351698E04AD241D.taxon	distribution	Distribution. Palearctic region: Russia: European part (North – West, Centre, East, South, North Caucasus, Crimea), Ural, Eastern Siberia (Irkutsk Prov., Buryat Rep., Zabaikalskii Terr.), Far East (Amur Prov., Khabarovsk Terr., Primorskii Terr., Sakhalin, Kamchatka Terr., Magadan Prov.), Asia: China (Inner Mongolia), South Korea, Japan (Honshu, Kyushu) (Mokrousov 2009; Mokrousov et al. 2013; Loktionov and Lelej 2014, 2017; Kim 2022).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
91F889FA2F3057BAB38465C2132DB805.taxon	diagnosis	Diagnosis. Female. Body length 9 – 10 mm. Body largely black, following markings creamy yellow: apical margin of clypeus narrowly lemon yellow, paired basolateral spots on T 1, T 2 and T 5. Spines on tibiae brown, but on tarsi black, spur brown to dark brown, tarsomere 1 with three outer spines; wings very slightly yellowish and narrowly at apex fuscous; squamiform pubescence on pronotum, propodeum and Tl broadly (but not completely) expanded and bluish (Tsuneki 1989). Male. Unknown.	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
91F889FA2F3057BAB38465C2132DB805.taxon	distribution	Distribution. China (Tsuneki, 1989).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
299AC96014E35E049EEF3708435BA74D.taxon	description	Figs 11 A – F, 12 A – H	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
299AC96014E35E049EEF3708435BA74D.taxon	diagnosis	Diagnosis. Female. Length: body 9.2 – 14.5 mm; fore wing 8.4 – 11.3 mm. Body black, yellow marks as follows: broad yellow band along lower margin of clypeus, band narrow medially with “ U ” depression, and broad band on inner and outer orbits; posterior margin of pronotum creamy yellow, square mark near hind margin of mesonotum, spot on tegulae, paired basolateral roundish spots on T 1, T 2 and T 3 (usually hidden), paired basal transverse large spots on T 5 (sometimes connected) (Fig. 11 A – D). Hind tibia reddish (apical black) (Fig. 11 A). Wings hyaline, fore wing infuscate with light brown apical band (Fig. 11 E). Face below with pale short pubescence; vertex, gena, pronotum, propodeum and T 1 with dense, long, erect and white pubescence, apical metasoma with sparse brownish black setae; squamiform pubescence usually with bluish or yellow-green metallic reflection (Fig. 11 D). Clypeus slightly convex medially, rounded anterior margin, its width 2.19 – 2.22 times length. MID width nearly 2.23 – 2.32 times eyes; LID: MID: UID = 60: 62: 37 (Fig. 11 B). POD: OOD = 1.50 – 1.75. Flagellum filiform, F 1 length 7.13 – 7.43 times its maximum width; SL: PL: F 1: F 2: F 3: F 4: F 5 = 30: 10: 57: 33: 30: 25: 23. SMC 2 receiving crossvein 1 m-cu at basal 0.65, SMC 3 receiving crossvein 2 m-cu at basal 0.64. Hind wing crossvein cu-a arc-like, M + CuA vein fork before intersection of cu-a and M + CuA (Fig. 11 E). Fore tarsus with cylindrical tapering spines, tarsomere 1 outside with three outer spines, tarsomeres 2, 3 with two outer spines, tarsomere 4 with one outer spine, tarsomere 5 without spine (Fig. 11 F). Metasoma without petiole, apex of T 6 slightly compressed (Anju et al. 2024).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
299AC96014E35E049EEF3708435BA74D.taxon	description	Description of male. Body length 8.1 – 10.5 mm, fore wing 7.1 – 7.5 mm. Similar to female, yellow marks as follows: clypeus apically with broad band, band narrow medially with “ U ” depression or with one large yellow spot on each side; paired large spots on T 3 basolaterally, paired small spots on T 4 and T 5 basolaterally (Fig. 12 A – D). Hind tibia reddish (apically black), spines and spurs pale (Fig. 12 A). Wings hyaline, fore wing infuscate with light brown apical band, pterostigma entirely brown (Fig. 12 E). Face below with short pale pubescence; vertex, gena, pronotum, propodeum and T 1 with dense long erect white pubescence, apical metasoma with sparse brownish black setae; pronotum, scutellum, metanotum, metapleura, metapostnotum, propodeum, dorsal surface of hind coxa and T 1 with unevenly distributed large squamiform pubescence, and T 2 – 3 also with few squamiform pubescence, usually with bluish or yellow-green metallic reflection (Fig. 12 A – D). Head. In frontal view, head width 1.18 – 1.19 times height. Mandible slender, with one apical tooth. Clypeus slightly convex medially, rounded anteriorly, its width 1.64 – 2.11 times length (Fig. 12 B). Malar space short. Area between antennal sockets convex. Frons flat, with inconspicuous median line. Inner orbits nearly parallel below and slightly convergent above; MID width nearly 2.48 – 2.68 times eyes; LID: MID: UID = 42: 47: 38 (Fig. 12 B). In dorsal view, ocelli approximately in obtuse triangle, ocellar area slightly raised; POD: OOD = 1.1 – 1.3 (Fig. 12 C). In lateral view, gena 0.32 – 0.37 times eye width. Flagellum filiform, F 1 nearly 1.43 – 1.70 times as long as wide, SL: PL: F 1: F 2: F 3: F 4: F 5 = 15: 5: 12: 14: 14: 13: 12. Mesosoma. Pronotum length in dorsal view 0.25 – 0.29 times maximum width, slightly converging toward base, posterior margin arcuate and slightly angulate medially. Mesoscutum with evident parapsidal line, from apical to 3 / 4 metanotum. Mesoscutellum and metanotum conspicuously convex medially. Metapostnotum narrow medially, posterior margin arcuately expanded, its length nearly 0.37 – 0.43 times metanotum (Fig. 12 D). Propodeum slightly convex in profile, with uniform arcuate transition, length 0.77 – 0.83 of its maximum width (Fig. 12 D). Wings. Marginal cell of fore wing nearly as long as its length from the wing tip (Fig. 12 E). Pterostigma slender, its posterior margin parallel to anterior one. SMC 2 long, and SMC 3 narrows in upper part. SMC 2 receiving crossvein 1 m-cu at basal 0.63 – 0.80, SMC 3 receiving crossvein 2 m-cu at basal 0.61 – 0.63 (Fig. 12 E). Hind wing crossvein cu-a arc-like, M + CuA vein fork before intersection of cu-a and M + CuA (Fig. 12 E). Legs. Fore tarsus without comb spines, long spur of hind tibia 0.79 – 0.90 times of metatarsus. Tarsal claws symmetrical and bifid, inner tooth broad and obliquely truncated. Metasoma. Basal segment of metasoma much narrow, so that metasoma more fusiform than the others (Fig. 12 A).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
299AC96014E35E049EEF3708435BA74D.taxon	distribution	Distribution. China (Yunnan, Guangdong), India (Kerala) (Anju et al. 2024).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
6361FC135A36559395FEA35D62B57519.taxon	distribution	Distribution. All major zoogeographic regions. Key to the species of the genus Episyron Schiødte, 1837 from China Females Males (males are unknown for E. immaculatus Song & Ma, sp. nov., E. latimarginatus Tsuneki, 1989, and E. rufotibialis Tsuneki, 1989)	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
6F0D3AF1BC195D2BA2E832E7772AB3E0.taxon	description	Figs 13 A – F, 14 A – H	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
6F0D3AF1BC195D2BA2E832E7772AB3E0.taxon	diagnosis	Diagnosis. Female. Body length 10.7 – 16.5 mm, fore wing 7.2 – 11.8 mm. Body largely black, following markings creamy yellow: broad band on inner and outer orbits, apical margin of clypeus broadly, without median constriction or separation, antenna 1 - 4 (5), posterior margin of pronotum, a large medio-posterior transverse mark of mesoscutum, tegula (sometimes wholly, sometimes in two or three spots); paired basolateral round spots on T 2, paired basal band on T 3, paired basal transverse large spots on T 4 (sometimes connected), on T 5 in variously twice constricted band, on GT 6 in a large basal mark and on S 6 spread completely over whole (Fig. 13 A – D). Apical third of all femora, tibiae, spurs, tarsomere 1 and spines, and tarsomere 2 partly yellowish or brown, rest of tarsi pale or dark brown (Fig. 13 A). Squamiform pubescence on metanotum, postnotum and propodeum brown yellow, on Tl- 3 coppery (Fig. 13 A, D). Male. Body length 7.1 – 11.5 mm; fore wing 6.4 – 11.0 mm. In addition to spots seen in female, two lateral spots of clypeus; baso-lateral marks of T 3 (usually concealed) and a mark on T 7; hind tibia red, with obscure orange stripe on outer margin at base; apical margin beneath of coxae and a spot above of fore femur whitish yellow; apices of mid and hind femora and mid tibia on outer side slightly reddish; spur except apical part and spines pale (Fig. 14 A – D). Squamiform pubescence on Tl- 3 coppery, but on metanotum, postnotum and propodeum white, with somewhat a yellow shine (Fig. 14 A, D) (Tsuneki 1989).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
6F0D3AF1BC195D2BA2E832E7772AB3E0.taxon	distribution	Distribution. China, Japan (Tsuneki, 1989; He et al. 2004).	en	Song, Zhiyan, Dong, Lili, Ma, Li, Li, Qiang (2025): Review and key of the Chinese species of the genus Episyron Schiødte (Hymenoptera, Pompilidae), including descriptions of two new species. Deutsche Entomologische Zeitschrift 72 (2): 133-154, DOI: 10.3897/dez.72.138061
