Debilos Townes (Females), 1970

Scherrer, Marcus V. & Aguiar, Alexandre P., 2012, 3469, Zootaxa 3469, pp. 1-76 : 9-11

Key to the species of Debilos Townes (Females)

Males should not key properly due to the high sexual dimorphism of most species.

1. Fore wing vein 2Mb, even if short, complete, tubular, as much as vein 2Ma (e. g., Fig. 34)............................ 2

-. Fore wing vein 2Mb, even if short, spectral, uncolored or absent (e. g., Figs 35, 36)................................. 3

2(1). Mesosoma black (e. g., Figs 92–97); fore wing without dark spots (e. g., Figs 25–27)............................... 11

-. Mesosoma mostly brownish/orangish (e. g., Figs 98, 102, 115); fore wing with one or two dark spots, or spots rarely indistinct (e. g., Figs 28, 30–33)................................................................................. 16

3(1). Propodeum posterior area rugulose (e. g., Fig. 10); ovipositor dorsal valve with nodus and notch distinct, even if faintly developed (e. g., Fig. 20)..................................................... [ D. prionilix group species]... 4

-. Propodeum posterior area uniformly colliculate as in anterior area, without strigation or rugae (e. g., Fig. 12); ovipositor dorsal valve without nodus and notch (e. g., Fig. 24)................................ [ D. trochanteratum group species]... 5

4(3). Antenna with flagellomere 1 without white mark; supra-clypeal area and clypeus dark brown, except clypeus central spot lightest ( Fig. 79); fore wing vein 2Ma distinctly shorter than vein 2Mb; hind leg mostly brownish. Habitus in Fig. 99.............................................................................. Debilos prionilix Scherrer , sp. nov.

-. Antenna with flagellomere 1 dorsal portion centrally faintly white; supra-clypeal area and clypeus entirely black ( Fig. 82); fore wing vein 2Ma approximately as long as vein 2Mb; hind leg mostly blackish. Habitus in Fig. 100.............................................................................................. Debilos crusilix Scherrer , sp. nov.

5(3). Mesosoma mostly brownish/orangish or yellowish ( Figs 114, 115); hind wing vein 2-1A absent or very short, reaching about 0.2 or less the way to wing margin (e. g., Fig. 29)............................................................ 6

-. Mesosoma mostly black ( Figs 116–120); hind wing vein 2-1A distinct, reaching at least half way to wing margin, often more (e. g., Fig. 30)........................................................................................ 7

6(5). Clypeus black; fore wing with two distinct dark spots; metasoma dark brown to brownish, with large apical whitish stripes at T1, T2, T7, T8, and large apical yellowish stripes at T3–6. Habitus in Fig. 114.... Debilos curtuvenatum Scherrer , sp. nov.

-. Clypeus whitish; fore wing without dark spots; metasoma entirely yellowish. Habitus in Fig. 115....................................................................................... Debilos xanthochrosatum Scherrer , sp. nov.

7(5). Hind coxa black, legs mostly blackish. Habitus in Fig. 120.................. Debilos melachrosatum Scherrer , sp. nov.

-. Hind coxa brownish/orangish, legs mostly brownish/orangish (e. g., Fig. 119)..................................... 8

8(7). Scutellum with whitish mark; tegula and subalar ridge white. Habitus in Fig. 119....... Debilos nivatum Scherrer , sp. nov.

-. Scutellum black, sometimes with brownish mark; tegula and subalar ridge black ( Figs 116–118)...................... 9

9(8). T2 darker than T1; hind t1 apical portion, and t2–4, whitish ( Fig. 61). Habitus in Fig. 118................................................................................................... Debilos petiolatum Scherrer , sp. nov.

-. Both T1 and T2 with same color ( Figs 116, 117); hind leg t1 and t2 entirely or partially, whitish (e. g., Fig. 62)......... 10

10(9). Antenna with 26–28 flagellomeres; mid coxa entirely light brown. Habitus in Fig. 116.. Debilos trochanteratum (Szépligeti)

-. Antenna with 24 flagellomeres; mid coxa white, with dark brownish spot laterally. Habitus in Fig. 117...................................................................................... Debilos labeculatum Scherrer , sp. nov.

11(2). Propodeal apophyses thorn-shaped (e. g., Fig. 96); ovipositor without nodus and notch (e. g., Fig. 21)............................................................................................. [ D. orthum group species]... 12

-. Propodeal apophyses short, conical (e. g., Fig. 92); ovipositor with nodus and notch distinct (e. g., Fig. 19)........................................................................................... [ D. soror group species]...13

12(11). Antenna with flagellomere 1 dorsally mostly white ( Fig. 90); anterior transverse carina medially abruptly arched forward. Habitus in Fig. 97..................................................... Debilos gnampthum Scherrer , sp. nov.

-. Antenna with flagellomere without white mark ( Fig. 89); anterior transverse carina somewhat uniformly curved. Habitus in Fig. 96.................................................................. Debilos orthum Scherrer , sp. nov.

13(11). Clypeus moderately convex, regularly curved ( Fig. 86); metapleuron with subapical fovea deep, irregularly rounded ( Fig. 51); coxae orange; T2 elongate, T2T1L 0.94. Habitus in Fig. 92.............................. Debilos soror (Trentepohl)

-. Clypeus markedly convex, most prominent ventrally (e. g., Fig. 87); metapleuron with subapical fovea shallow, subcircular (e. g., Fig. 52); coxae black; T2 moderately short, apically robust, T2T1L 0.55–0.76 (e. g., Fig. 94).................... 14

14(13). Epomia moderately stout; notaulus moderately impressed, inconspicuously minutely corrugated, especially anteriorly ( Fig. 43); propodeal spiracle very elongate ( Fig. 54), SWL 2.88; wings with uniform yellowish tint ( Fig. 25). Habitus in Fig. 93........................................................................... Debilos palaior Scherrer , sp. nov.

-. Epomia faint; notaulus inconspicuously impressed, uniformly sculptured with mesoscutum (e. g., Fig. 44); propodeal spiracle distinctly elliptic (e. g., Fig. 55), SWL 2.00–2.23; wings hyaline (e. g., Fig. 26).................................... 15

15(14). Clypeus entirely black ( Fig. 75); mandible with dorsal and ventral margins and apex before teeth whitish, or at least lighter than central portion; coxae with apical margins distinctly whitish; hind t4 lobes of unequal size, posterior lobe about 0.67 × as long as anterior ( Fig. 71). Habitus in Fig. 95.................................. Debilos dnopheror Scherrer , sp. nov.

-. Clypeus with central white spot ( Fig. 74); mandible with dorsal and ventral margins as black as central portion, apex before teeth lighter; fore and mid coxae with apical margins somewhat lighter than basal portions, hind coxa with apical margin black; hind t4 lobes of approximately equal size, posterior lobe about 0.95 × as long as anterior lobe ( Fig. 72). Habitus in Fig. 94.......................................................................... Debilos dialeucor Scherrer , sp. nov.

16(2). Propodeal spiracle subrounded, SWL 1.20 ( Fig. 57); anterior transverse carina of propodeum faint, sometimes inconspicuous, posterior area without distinct ridges or rugae, sculpture same as anterior area ( Fig. 13). Habitus in Fig. 101................................................................................... Debilos indistinctum Scherrer , sp. nov.

-. Propodeal spiracle distinctly elliptic to elongate, SWL 1.50–2.67 (e. g., Fig. 56); anterior transverse carina of propodeum distinct, somewhat stout, posterior area faintly to moderately strigulate-rugulose, with ridges medially arched backwards, even if only slightly (e. g., Figs 9, 14)......................................................................... 17

17(16). Fore wing with ramellus ( Fig. 28); metasoma mostly black, without white stripe at T2 apical parts. Habitus in Fig. 98................................................................................ Debilos frater Scherrer , sp. nov.

-. Fore wing without ramellus (e. g., Fig. 32); metasoma mostly dark brownish, T2 with apical white stripe (e. g., Fig. 102)............................................................................. [ D. typurum group species]... 18

18(17). Mesoscutum with distinct centro-posterior square dark mark (e. g., Fig. 41)...................................... 19

-. Mesoscutum without centro-posterior square dark mark (e. g., Fig. 42).......................................... 22

19(18). Flagellomere 1 without white mark; metasoma posterior half dark brownish, except with marks (e. g., Fig. 105)......... 20

-. Flagellomere 1 dorsally mostly white; metasoma posterior half yellowish (e. g., Fig. 112)........................... 21

20(19). Spiracle of T1 distinctly prominent ( Fig. 16); coxae entirely as brownish as mesosoma; hind tarsus without white marks ( Fig. 65). Habitus in Fig. 105.................................................... Debilos okarum Scherrer , sp. nov.

-. Spiracle of T1 inconspicuously prominent ( Fig. 15); fore and mid coxae white with dorsal brown mark, hind coxa dark brown with apical margin whitish; hind t2 and t3 white ( Fig. 66). Habitus in Fig. 107........ Debilos makirum Scherrer , sp. nov.

21(19). Collar entirely white; postpectal carina medially distinctly bent ( Fig. 45); propodeum anterior area very long, PLL 1.23 ( Fig. 49); hind leg with t2 entirely and basal portion of t3 whitish ( Fig. 69). Habitus in Fig. 111.................................................................................................... Debilos masipum Scherrer , sp. nov.

-. Collar dorsally white; postpectal carina medially somewhat straight ( Fig. 46); propodeum anterior area short, PLL 0.61 ( Fig. 50); hind leg with tarsomeres entirely brownish, without whitish marks ( Fig. 70). Habitus in Fig. 112.......................................................................................... Debilos sanimum Scherrer , sp. nov.

22(18). Flagellomere 1 dorsally white, even if only with faint whitish mark; collar without whitish mark (e. g., Fig. 103); propodeum anterior area short, PLL 0.60–0.68....................................................................... 23

-. Flagellomere 1 without dorsal white mark; collar dorsally or entirely white (e. g., Fig. 113); propodeum anterior area moderately to very long, PLL 0.87–1.33.................................................................. 25

23(22). Fore and mid coxae mostly brown, hind coxa mostly the same coloration of metapleuron; T1 orangish brown, about the same color of propodeum. Habitus in Fig. 103...................................... Debilos pekujum Scherrer , sp. nov.

-. Fore and mid coxae mostly white; hind coxa mostly distinctly darker than metapleuron (e. g., Fig. 108); T1 dark brown, distinctly darker than propodeum........................................................................ 24

24(23). Sternaulus anterior 0.6 faintly corrugated; thyridium distinctly longer than wide ( Fig. 18); hind t2 and t3 white ( Fig. 67). Habitus in Fig. 102....................................................... Debilos typurum Scherrer , sp. nov.

-. Sternaulus anterior 0.8 faintly corrugated; thyridium subcircular ( Fig. 17); hind tarsus without white marks ( Fig. 68). Habitus in Fig. 108............................................................. Debilos umentum Scherrer , sp. nov.

25(22). Hind coxa mostly with the same color than metapleuron, even if with apical dark marks (e. g., Figs 104, 106)........... 26

-. Hind coxa mostly distinctly darker than metapleuron, blackish (e. g., Fig. 110).................................... 28

26(25). Collar entirely white; postpectal carina medially straight; metasoma with distinctly dark yellowish area covering apical portion of T3 and entirely T4–8; fore wing crossvein 1cu-a arising opposite vein Rs&1M ( Fig. 39). Habitus in Fig. 113................................................................................ Debilos tasamunum Scherrer , sp. nov.

-. Collar only dorsally white (e. g., Fig. 104); postpectal carina medially distinctly bent; metasoma with T3–8 dark brown (e. g., Fig. 106), except white marks; fore wing crossvein 1cu-a arising distinctly apicad vein Rs&1M (e. g., Fig. 40)........... 27

27(26). Epicnemial carina restricted to ventral 0.6 of mesopleuron ( Fig. 48); propodeum anterior area moderately long, PLL 0.87; fore coxa mostly white, with only basal margin dorsally brown; fore wing with only one, apical dark spot; thyridium subcircular. Habitus in Fig. 104........................................................ Debilos owinum Scherrer , sp. nov.

-. Epicnemial carina taking ventral 0.8 of mesopleuron ( Fig. 47); propodeum anterior area very long, PLL 1.18; fore coxa basal 0.6 dorsally brown, apical parts white; fore wing with two dark spots; thyridium distinctly longer than wide. Habitus in Fig. 106...................................................................... Debilos okum Scherrer , sp. nov.

28(25). Postpectal carina medially straight; fore wing vein 2Ma distinctly shorter than vein 2Mb ( Fig. 37); fore coxa basally brownish and apically whitish; hind femur as blackish as hind coxa, t1 with apical half whitish. Habitus in Fig. 109........................................................................................ Debilos aserum Scherrer , sp. nov.

-. Postpectal carina medially distinctly bent; fore wing vein 2Ma distinctly longer than vein 2Mb ( Fig. 38); fore coxa entirely whitish; hind femur brownish, distinctly lighter than hind coxa, t1 mostly brownish, with apical margin slightly whitish. Habitus in Fig. 110........................................................ Debilos anokum Scherrer , sp. nov.