taxonID	type	description	language	source
918AEE1875695491AC49BB8BBFE47602.taxon	description	Figs 1, 2	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
918AEE1875695491AC49BB8BBFE47602.taxon	description	Description. Female (holotype). Body length 5.2 mm, fore wing length 3.3 mm (Fig. 1 A). Head. Head 1.3 × as wide as high in anterior view; eyes glabrous, large and strongly convex; frons shagreen with sparse setae; inner orbits strongly convergent downwards; face nearly polished with sparse setae; maximum face width at level of antennal sockets, 1.1 × as high, 0.38 × as wide as head (Fig. 1 C). Antenna with 24 elongate flagellomeres, all flagellomeres at least twice as long as wide; first flagellomere ca. 7.0 × as long as wide; second flagellomere 0.8 × as long as first flagellomere. Malar space coriaceous, about 1.25 × as long as basal width of mandible, subocular sulcus distinct; anterior tentorial pits open; clypeus convex, narrow, 0.5 × as high as wide. Mandibles slender, strongly twisted inwards and tapered apically, lower tooth small and invisible in front view. Maxillary palps very long, reaching hind coxa. Occiput nearly polished; occipital carina present dorsally, absent laterally; temple 0.2 × as long as eye length. Ocelli of moderate size; ratio of OOL: maximum diameter of lateral ocellus: POL as 19: 22: 18 (Fig. 1 B). Head distinctly narrowed behind eyes, temple short, 0.24 × as long as eye width. Mesosoma. Mesosoma 1.5 × as long as maximum height; pronotum polished with distinct epomia; mesoscutum granulate, covered with dense setae; notauli well developed, meeting in the center of mesoscutum and continuing as a median longitudinal carina not reaching scuto-scutellar groove (Fig. 2 B). Notauli anteriorly with small protrusion to the outside of the base (Figs 1 E, 2 B); epicnemial carina complete ventrally, almost reaching upper part of the mesopleuron; mesopleuron polished and mostly glabrous with short sternaulus anteriorly; metapleuron coriaceous. Propodeum nearly smooth with all carinae developed and with a pair of strong apophyses formed at junction of lateral longitudinal carina and posterior transverse carina (Fig. 2 A, C). Apophyses somewhat flattened dorsoventrally and rounded apically, nearly as long as hind femur width. Anterior transverse carina forming a crest; area basalis not closed anteriorly, area superomedia elongate, narrowing posteriorly, 1.9 × as long as maximum wide (Fig. 2 C). Spiracles round and small (Fig. 1 E). Legs. Legs very slender, hind coxa granulate, hind femur 6.3 × as long as wide, tibial spurs short and slender, hind basitarsus 0.4 × as long as hind tibia; ratio of hind tarsomeres as 35: 21: 14: 8: 12 (Fig. 1 A); claws simple. Wings. Wings comparatively narrow (Fig. 2 D). Fore wing without areolet (vein 3 rs-m absent), radius (vein 2 r & Rs) originates from posterior 0.6 of stigma, nervulus (vein 1 cu-a) slightly antefurcal, postnervulus intercepted in lower third; in hind wing nervellus reclivous, straight, not intercepted, discoidella lacking. Metasoma. T 1 slender, 4.8 × as long as maximum width posteriorly, petiole smooth dorsally in anterior third, posterior half and postpetiole with longitudinal striae; dorsal carina lacking; small spiracle at 0.55 of tergite, sternite fused with tergite, reaching 0.8 of tergite; T 2 coriaceous, 2.15 × as long as maximum width posteriorly with irregular longitudinal striae and oval thyridium offset from base by its length (Fig. 2 E); T 3 almost parallel-sided, with irregular longitudinal striae anteriorly; other tergites weakly granulate, with sparse setiferous punctures. Ovipositor nearly straight, tapered at apical quarter; ovipositor sheath about 0.27 × as long as hind tibia. Colour. Dark-brown; palps pale; apical part of clypeus, mandible, basal antennomeres, tegula and wing bases yellowish-brown; flagellum mostly brown, with flagellomeres 7 – 14 pale; metasoma predominantly brown, T 1 and T 2 dark-brown, posterior margins of T 1 – T 3 and T 4 entirely yellowish (Fig. 1 A). Fore and mid legs, hind trochanter and trochantellus yellowish, hind coxa in proximal half dark-brown, yellowish-brown distally, hind femur yellowish-brown, infuscate in proximal half, distal third of hind tibia and hind tarsus infuscate; ovipositor sheaths yellowish, darkened in apical half. Wings hyaline, veins including pterostigma brown. Male. Unknown.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
918AEE1875695491AC49BB8BBFE47602.taxon	distribution	Distribution. Currently only known from Central African Republic.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
918AEE1875695491AC49BB8BBFE47602.taxon	etymology	Etymology. The species is named after the Dzanga-Ndoki National Park. Noun in apposition.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
80C29ADCA21158159C351EDE06A0FAD2.taxon	diagnosis	Diagnosis. The subgenus Ischyracis is recognizable by the following characters: propodeum with well-developed apophyses formed at the junction of lateral longitudinal carina and posterior transverse carina; eye large or very large, strongly convex; female inner orbits distinctly convergent to clypeus (to a lesser extent in males); male with concave tyloid on 6 th flagellomere. Fore wing with or without petiolate areolet.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
07769C80CEF2542C8A7B12C7DE78BB0F.taxon	description	Figs 3, 4	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
07769C80CEF2542C8A7B12C7DE78BB0F.taxon	description	Description. Female (holotype). Body length 3.9 mm (Fig. 3 A), fore wing length 2.5 mm (Fig. 4 D). Head. Head 1.37 × as wide as high in anterior view; eyes glabrous, large; inner orbits somewhat convergent downwards; face nearly polished with sparse setae; maximum face width at level of antennal sockets 1.4 × as high, 0.4 × as wide as head (Fig. 3 E). Antenna with 24 flagellomeres, all flagellomeres longer than wide, except for terminal 3 flagellomeres which are c. as long as wide; first flagellomere 6 × as long as wide; second flagellomere 0.73 × as long as first flagellomere. Malar space about 1.2 × as long as basal width of mandible, subocular sulcus distinct in proximal half; anterior tentorial pits open; clypeus convex, small, 0.75 × as high as wide, apical margin strongly convex. Mandibles slender, strongly twisted inwards and tapered apically, lower tooth strongly reduced and invisible in front view. Maxillary palps very long, almost reaching middle coxa (Fig. 4 A). Occiput polished; occipital carina present dorsally, absent laterally. Ocelli of moderate size; ratio of OOL: maximum diameter of lateral ocellus: POL as 22: 22: 25 (Fig. 3 C). Head distinctly narrowed behind eyes, temple short, 0.33 × as long as eye width (Fig. 3 C). Mesosoma. Mesosoma 1.5 × as long as maximum height; pronotum polished with strong epomia; mesoscutum finely punctured, covered with dense setae; notauli well developed as crenulated furrows, meeting in the center of mesoscutum (Fig. 3 D) and continuing as a fine median longitudinal carina not reaching scutellum. Epicnemial carina complete ventrally, reaching half the height of the mesopleuron; mesopleuron polished and mostly glabrous with short sternaulus; metapleuron granulate. Propodeum nearly smooth with all carinae developed except for anterior portions of dorsal longitudinal carinae, with a pair of strong, short apophyses flattened dorsoventrally formed by posterior transverse carina and lateral carinae (Fig. 4 A, C); area basalis not developed; area superomedia 1.6 × as long as maximum width and slightly narrowing posteriorly (Fig. 4 C). Spiracles small and rounded. Legs. Legs slender, hind coxa granulate, hind femur 4.0 × as long as wide, tibial spurs short, hind basitarsus 0.4 × as long as hind tibia; ratio of hind tarsomeres as 25: 15: 12: 8: 10; claws simple (Fig. 4 F). Wings. Fore wing without areolet (vein 3 rs-m absent), radius (vein 2 r & Rs) originates from middle of stigma, nervulus (vein 1 cu-a) interstitial (Fig. 4 D); postnervulus intercepted nearly in middle; in hind wing nervellus strongly reclivous, not intercepted, discoidella lacking. Metasoma. T 1 slender, 4.8 × as long as maximum width posteriorly, with longitudinal striae; dorsal carina lacking; small spiracle at 0.4 of tergite (Fig. 4 E); sternite fused with tergite, reaching 0.7 of tergite; T 2 coriaceous, 1.6 × as long as maximum width posteriorly, with irregular longitudinal striae in anterior 0.6, and weak small thyridium in dorsolateral corner (Fig. 4 E); T 3 weakly coriaceous to granulate, T 4 granulate, T 5 & T 6 granulate to subpolished. Ovipositor nearly straight, tapered at apical third; ovipositor sheath 0.58 × as long as hind tibia (Fig. 4 F). Colour. Head and mesosoma dark-brown to black; palps pale, basal antennomeres, tegula and wing bases yellowish; mandible, propleuron, lower pronotum reddish-brown; metasoma mostly dark brown, posterior margins of T 2 – T 3 light brown (Fig. 3 A). Fore and mid legs and hind trochanters yellowish, hind leg predominantly dark brown, excluding yellowish-brown trochanters (Fig. 3 A); ovipositor sheaths yellowish, dark brown in apical half (Fig. 4 F). Wings hyaline, veins including pterostigma brown (Fig. 4 D). Male. Unknown.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
07769C80CEF2542C8A7B12C7DE78BB0F.taxon	distribution	Distribution. Currently only known from South Africa (Western Cape Province).	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
07769C80CEF2542C8A7B12C7DE78BB0F.taxon	etymology	Etymology. The species is named after the type locality Gamkaberg which means “ lion mountain ” in Khoisan. Noun in apposition.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B72BCC2063F25563BBBFB815CA5E5DD6.taxon	description	Figs 5, 6	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B72BCC2063F25563BBBFB815CA5E5DD6.taxon	description	Description. Female (holotype). Body length 3.5 mm, fore wing length 2.7 mm (Fig. 5 A). Head. Head 1.38 × as wide as high in anterior view; eyes glabrous, large and strongly convex; frons shagreen with sparse setae; inner orbits strongly convergent downwards; face nearly polished with sparse setae; maximum face width at level of antennal sockets 1.12 × as high, 0.41 × as wide as head (Fig. 5 E). Antenna with 22 elongate flagellomeres; first flagellomere ca. 7.0 × as long as wide; second flagellomere 0.85 × as long as first flagellomere. Malar space coriaceous, about 1.33 × as long as basal width of mandible, subocular sulcus indistinct; anterior tentorial pits open; clypeus convex, 0.67 × as high as wide. Mandibles slender, strongly twisted inwards and strongly tapered apically, lower tooth small (Fig. 5 E). Maxillary palps very long, almost reaching hind coxa. Occiput weakly coriaceous to polished; occipital carina present dorsally, absent laterally. Ocelli of moderate size; ratio of OOL: maximum diameter of lateral ocellus: POL as 19: 25: 20 (Fig. 5 C). Head distinctly narrowed behind eyes, temple short, 0.27 × as long as eye width. Mesosoma. Mesosoma 1.7 × as long as maximum height; pronotum polished with distinct epomia; mesoscutum subpolished, covered with dense setae; notauli well developed, meeting in the centre of mesoscutum (Fig. 5 C) and continuing as a short, median longitudinal carina not reaching scuto-scutellar groove. Notauli anteriorly with small protrusion to the outside of the base (Fig. 6 B); epicnemial carina complete ventrally, almost reaching upper part of the mesopleuron; mesopleuron polished and centrally glabrous with setae dorsally and antero-ventrally; short sternaulus anteriorly; metapleuron polished (Fig. 6 B). Propodeum nearly smooth with all carinae developed and with a pair of strong apophyses formed at the junction of lateral longitudinal carina and posterior transverse carina (Fig. 6 B, C). Apophyses somewhat flattened dorsoventrally and rounded apically, as long as hind femur width. Anterior transverse carina forming a crest; area basalis not closed anteriorly, area superomedia elongate, narrowing posteriorly, 2.0 × as long as maximum wide (Fig. 6 C). Spiracles round and small (Fig. 6 B). Legs. Legs very slender, hind coxa granulate, hind femur 5.7 × as long as wide, tibial spurs short and slender, hind basitarsus 0.4 × as long as hind tibia; ratio of hind tarsomeres as 39: 23: 18: 11: 19 (Fig. 5 A); claws simple. Wings. Wings comparatively narrow (Fig. 6 D). Fore wing without areolet (vein 3 rs-m absent), radius (vein 2 r & Rs) originates from posterior 0.6 of stigma, nervulus (vein 1 cu-a) slightly antefurcal, postnervulus intercepted in lower third; in hind wing nervellus reclivous, straight, not intercepted, discoidella lacking. Metasoma. T 1 slender, 4.2 × as long as maximum width posteriorly, petiole with narrow smooth dorsal area, laterally in postpetiole with longitudinal striae; dorsal carina lacking; small spiracle at 0.47 of tergite, sternite fused with tergite, reaching 0.73 of tergite; T 2 coriaceous, 1.5 × as long as maximum width, with irregular longitudinal striae anterolaterally, remaining portion weakly coriaceous with polished medial dorsal section; oval thyridium offset from the base by its length and a half (Fig. 6 E); T 3 almost parallel-sided, weakly coriaceous to polished medially; other tergites subpolished. Ovipositor nearly straight, tapered at apical fifth; ovipositor sheath about 0.4 × as long as hind tibia. Colour. Head and mesosoma black; palps pale; apical part of clypeus, mandible orange brown; basal antennomeres, and wing bases yellowish-brown; flagellum mostly brown, with flagellomeres 11 – 14 pale; metasoma predominantly brown, T 1 black, T 2 dark-brown, posterior margins of T 3 yellowish. Fore and mid legs, hind trochanter and trochantellus yellowish, hind coxa in proximal half dark-brown, yellowish-brown distally, hind femur brown, infuscate with yellow in distal half, distal third of hind tibia and hind tarsus brown; ovipositor sheaths brown, darkened in apical two-fifths. Wings hyaline, veins including pterostigma brown. Male. Unknown.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B72BCC2063F25563BBBFB815CA5E5DD6.taxon	distribution	Distribution. Currently only known from Uganda.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B72BCC2063F25563BBBFB815CA5E5DD6.taxon	etymology	Etymology. The species is named after the type locality, Kibale National Park. Noun in apposition.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B0C53304AE2D5ADAB947E2FF5381D4A1.taxon	description	Figs 7, 8	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B0C53304AE2D5ADAB947E2FF5381D4A1.taxon	description	Description. Female (holotype). Body length 4.4 mm, fore wing length 3.0 mm (Fig. 7 A). Head. Head 1.33 × as wide as high in anterior view; eyes glabrous, large; inner orbits somewhat convergent downwards; face nearly polished with sparse setae; maximum face width at level of antennal sockets 1.3 × as high, 0.4 × as wide as head (Fig. 7 C). Antenna with 24 flagellomeres, all flagellomeres longer than wide; first flagellomere 5.3 × as long as wide; second flagellomere 0.85 × as long as first flagellomere. Malar space about 2.0 × as long as basal width of mandible, subocular sulcus indistinct; anterior tentorial pits open; clypeus convex, small, narrow, 0.65 × as high as wide, apical margin nearly straight. Mandibles slender, strongly twisted inwards and tapered apically, lower tooth strongly reduced and invisible in front view. Maxillary palps very long, almost reaching middle coxa. Occiput polished; occipital carina present dorsally. Ocelli of moderate size; ratio of OOL: maximum diameter of lateral ocellus: POL as 19: 22: 23 (Fig. 7 B). Head distinctly narrowed behind eyes, temple short, 0.25 × as long as eye width. Mesosoma. Mesosoma 1.35 × as long as maximum high; pronotum polished with strong epomia; mesoscutum finely punctured, covered with dense setae; notauli well developed as crenulated furrows, meeting in center of mesoscutum and continuing as a fine median longitudinal carina not reaching scutellum (Fig. 8 B). Epicnemial carina complete ventrally, reaching half height of mesopleuron; mesopleuron polished and mostly glabrous with short sternaulus; metapleuron granulate. Propodeum nearly smooth with all carinae developed except for anterior portions of dorsal longitudinal carinae, with a pair of strong apophyses flattened dorsoventrally formed by posterior transverse carina and lateral carinae (Figs 7 E, 8 A); area basalis not developed; area superomedia 1.3 × as long as maximum width and slightly narrowing posteriorly (Fig. 8 C). Spiracles small and rounded. Legs. Legs slender, hind coxa granulate, hind femur 5.0 × as long as wide, tibial spurs short, hind basitarsus 0.4 × as long as hind tibia; ratio of hind tarsomeres as 35: 20: 14: 9: 13; claws simple. Wings. Fore wing without areolet (vein 3 rs-m absent), radius (vein 2 r & Rs) originates from middle of stigma, nervulus (vein 1 cu-a) interstitial (Fig. 8 D); postnervulus intercepted nearly in middle; in hind wing nervellus strongly reclivous, not intercepted, discoidella lacking. Metasoma. T 1 slender, 4.1 × as long as maximum width posteriorly, with longitudinal striae; dorsal carina lacking; small spiracle at 0.5 of tergite, sternite fused with tergite, reaching 0.67 of tergite; T 2 coriaceous, 1.4 × as long as maximum width posteriorly, with irregular longitudinal striae in anterior 0.8, and weak small thyridium in dorsolateral corner (Fig. 8 E); T 3 weakly coriaceous to granulate, T 4 granulate, T 5 & T 6 granulate to subpolished. Ovipositor nearly straight, tapered at apical quarter; ovipositor sheath about 0.5 × as long as hind tibia. Colour. Dark-brown; palps pale, basal antennomeres and wing bases yellowish; mandible, tegula, propleuron, lower pronotum and epicnemium reddish-brown; metasoma mostly dark brown, posterior margins of T 2 – T 3 light brown (Fig. 7 A). Fore and mid legs and hind trochanters yellowish, hind leg predominantly dark brown, excluding yellowish-brown trochanters and distal third of hind tibia; ovipositor sheaths yellowish, darkened in apical half. Wings hyaline, veins including pterostigma brown. Male. Unknown.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B0C53304AE2D5ADAB947E2FF5381D4A1.taxon	distribution	Distribution. Currently only known from South Africa (Eastern Cape province).	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
B0C53304AE2D5ADAB947E2FF5381D4A1.taxon	etymology	Etymology. The species is named after the closest town to the type localities of both specimens. Noun in apposition.	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
6D0AD636B66E542A9D89460D5611381F.taxon	description	Fig. 9	en	Humala, Andrei E., van Noort, Simon (2025): New records of the genus Eusterinx Förster (Hymenoptera: Ichneumonidae: Orthocentrinae) from the Afrotropical Region, with description of four new species from Central African Republic, South Africa and Uganda. Journal of Hymenoptera Research 98: 817-839, DOI: 10.3897/jhr.98.157523
