| 1 | | | Antenna with 13–15 segments; vertex with medio-longitudinal depression dorsally (Fig. 8); vein 1-SR of fore wing short (Fig. 17); mandibles narrow in anterior view, mandibular condyli far from eye (except in Bakeronymus typicus) and submedially attached to head (Fig. 7); apical segment of labial palp slender and tapered; protuberance of third sternite much larger than of second sternite in + (Fig. 15); hind tarsus strongly modified | | | 2 |
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| – | | | Antenna with 17–32 segments; vertex normal, at most with slight median depression dorsally (Fig. 20); vein 1-SR of fore wing medium-sized to long (Figs 28, 33, 112, 172, 246, 410, 597); mandibles wide in anterior view and sublaterally attached to head (Fig. 54), but mandibular condyli distinctly removed from eye in Bareogonalos: Fig. 19); apical segment of labial palp widened and obtuse, more or less triangular (Fig. 22); protuberance of third sternite of + absent (Fig. 416), if present then much smaller than of second sternite in + or of similar size (Fig. 26; Bareogonalos); hind tarsus slightly or not modified | | | 3 |
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| 2 | | | Maxillary palp 2-segmented and about 0.4 times length of mandible; first metasomal tergite comparatively wide basally; third antennal segment distinctly longer than fourth segment and widened; apical half of antenna of female with distinctly moniliform and asymmetric segments; anterior ocellus much lower situated than posterior ocelli; [antennal sockets beside mandibular condyli; not known from China] | | | Pseudonomadina Yamane & Kojima, 1982 |
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| – | | | Maxillary palp 4-segmented and about 0.7 times as long as mandible (Fig. 11); first tergite subpetiolate and comparatively narrow basally (Fig. 14); third antennal segment 0.8 times as long as fourth segment and slender (Fig. 9); apical half of antenna of female with hardly moniliform and symmetric segments (Fig. 9); anterior ocellus slightly lower situated than posterior ocelli (Fig. 8) | | | Bakeronymus Rohwer, 1922 |
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| 3 | | | Mandibular condyli remain far removed from eyes (Fig. 22); hind trochanter simple, dorsal triangular part not separated from basal part; metanotum nearly flat and smooth medially (Fig. 23); fore trochanter distinctly widened apically and slightly longer than hind trochanter; [antenna of > without tyloids; head transverse and flattened dorsally (Fig. 20); propodeum strongly rugose; metasoma usually smooth and shiny] | | | Bareogonalos Schulz, 1907 |
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| – | | | Mandibular condyli close to level of eyes (Fig. 54); triangular dorso-apical part of hind trochanter separated by an oblique groove (Fig. 230); metanotum variable, usually convex and sculptured medially (Figs 44, 249); fore trochanter subparallel-sided and distinctly longer than hind trochanter | | | 4 |
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| 4 | | | Basal half of third metasomal sternite with a posteriorly steep, smooth and complete transverse ledge (Fig. 118; may be partly hidden under second sternite and rather low in Lycogaster violaceipennis); second sternite with pair of small triangular teeth on apical protuberance (Fig. 118; but only with pair of lobe-shaped flaps in male of Lycogaster violaceipennis); fifth sternite of + distinctly emarginate medio-posteriorly (Fig. 118); metanotum smooth, shiny and weakly convex (Fig. 114); [supra-antennal elevations small; antenna of + widened medially (Fig. 111, but hardly so in Lycogaster angustula sp. n.); antenna of > without tyloids; epipleura of tergites laterally strongly pigmented; vertex convex and shiny] | | | Lycogaster Shuckard, 1841 |
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| – | | | Basal half of third sternite flat, without a distinct ledge anteriorly (Fig. 264), if sternite somewhat protruding or with a ledge (Fig. 592) then only submedially so (some Taeniogonalos spp.) or near apex of sternite situated and ledge distinctly sculptured (Taeniogonalos sauteri; Fig. 473); second sternite without pair of small teeth medio-apically (Fig. 264); fifth sternite of + straight or slightly emarginate medio-posteriorly (Fig. 416); metanotum often sculptured, matt and distinctly convex (Figs 44, 249); [hypopygium of + triangular; vertex comparatively flat and rectangular] | | | 5 |
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| 5 | | | Anterior propodeal sulcus smooth laterally and medially narrow (Figs 323, 491); outer orbita punctate (Fig. 587); posterior propodeal carina (above foramen) arched dorsally and often slightly protruding anteriorly (Fig. 578); 11th –14th antennal segments of > with linear tyloids (Figs 315, 575); [second sternite sometimes with a medial elevation posteriorly (Fig. 592); third sternite at most 0.7 times as long as second sternite; hypopygium of + pointing anteriorly toward second sternite or straight down or pointing posteriad] | | | Taeniogonalos Schulz, 1906 |
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| – | | | Anterior propodeal sulcus crenulate laterally (Figs 59, 599) and medially often widened (Figs 161, 260); outer orbita smooth or largely so (Fig. 598); posterior propodeal carina (above foramen) curved dorsally (Old World genera) and often distinctly protruding dorsally (Fig. 59); antenna of > without tyloids (Fig. 199) or tyloids (as shiny elevated patches) circular or elliptical (Figs 51, 266) | | | 6 |
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| 6 | | | Supra-antennal elevations hardly protruding and united medially, forming a horizontal “shelf” between antennal bases; posterior propodeal carina arched dorsally and connected to foramen medio-anteriorly; occipital carina ending at lateral edge of mandibular base and protruding beyond level of mandibular base and malar space in anterior view nearly rectangularly narrowed ventrally; posterior margin of first metasomal tergite more or less curved; [sixth tergite of + rectangular posteriorly or nearly so; veins m-cu and 1-M of fore wing subparallel; second tergite and sternite of + convex; unknown from China and probably only in the New World. Both Old World species included by Carmean and Kimsey (1998)[1] (Trigonalys lachrymosa Westwood, 1874, from Philippines and Trigonalys rufiventris Magretti, 1897, from Myanmar) were included in Lycogaster by Weinstein and Austin (1991)[5]. We agree with this placement; see also note under Lycogaster] | | | Trigonalys Westwood, 1835 |
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| – | | | Supra-antennal elevations conspicuously protruding and remain far separated from each other medially, without horizontal “shelf” between antennal bases (Figs 75, 157, 244, 595); posterior propodeal carina (above propodeal foramen) curved medio-dorsally (Fig. 161) and foramen often somewhat separated from carina medio-anteriorly; occipital carina ending at hypostomal carina at level of mandibular base and malar space gradually narrowed in anterior view (Fig. 54); posterior margin of first metasomal tergite straight (Fig. 262) | | | 7 |
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| 7 | | | Supra-antennal elevations nearly parallel-sided in dorsal view (Figs 244, 256); area above supra-antennal elevations distinctly depressed and smooth (Fig. 244); scutellum more or less coarsely reticulate-punctate (Fig. 249); hind trochanter black; [occipital carina widened medio-dorsally; body black (no pale patches, at most malar space and margins of basal metasomal sternites and tergites narrowly ivory); fore wing with large dark patch below pterostigma] | | | Pseudogonalos Schulz, 1906 |
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| – | | | Supra-antennal elevations triangular in dorsal view (Figs 75, 157, 595); area above supra-antennal elevations flattened or at most moderately depressed (Figs 75, 157, 595); scutellum largely smooth, except for some punctures (Figs 59, 174, 599), punctulate or densely rugulose-punctate; hind trochanter usually pale yellow or ivory | | | 8 |
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| 8 | | | Area above supra-antennal elevations shallowly depressed anteriorly (Figs 595, 606); inner side of supra-antennal elevations flat and smooth; area between elevations with small protuberance (Figs 595, 606); posteriorly medio-longitudinal carina of propodeum coarsely developed (Figs 599, 610); [male antenna without tyloids] | | | Teranishia Tsuneki, 1991 |
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| – | | | Area above supra-antennal elevations flat anteriorly (Figs 40, 157); inner side of supra-antennal elevations weakly convex and with some striae, narrow grooves and/or punctures; area between elevations evenly concave or with small pit (Figs 54, 169); posteriorly medio-longitudinal carina of propodeum usually absent (Figs 80, 174), if present then at most moderately developed | | | 9 |
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| 9 | | | Tyloids on 11th –14th antennal segments of > absent (Fig. 199); second metasomal tergite flat in lateral view (Fig. 164); apical third of antenna often with a pale band (Fig. 158); occipital carina narrow and without crenulae medio-dorsally (Fig. 157), but widened and finely crenulate in Orthogonalys hagoromonis); fore wing subhyaline (Fig. 159), at most somewhat infuscate below pterostigma in female; [body often slender and sometimes ichneumonid-like (Fig. 231); posterior propodeal carina reduced in Orthogonalys formosana and Orthogonalys hagoromonis] | | | Orthogonalys Schulz, 1905 |
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| – | | | Male antenna with nearly circular or elliptical tyloids (visible as shiny elevated elongate patches) on 11th–14th segments (Figs 51, 56, 77); second tergite slightly convex in lateral view (Fig. 47); antenna entirely black or dark brown (Figs 41, 76); occipital carina widened, lamelliform and with at least one short carina medio-dorsally (Fig. 75); subapical dark patch of fore wing more or less developed (Figs 42, 57, 68, 78, 89, 101) | | | Jezonogonalos Tsuneki, 1991 |
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