Microplitis Foerster

Ranjith, A. P., Rajesh, K. M. & Nasser, M., 2015, Taxonomic studies on Oriental Microplitis Foerster (Hymenoptera: Braconidae, Microgastrinae) with description of two new species from South India, Zootaxa 3963 (3), pp. 369-415: 374-375

publication ID

http://dx.doi.org/10.11646/zootaxa.3963.3.4

publication LSID

lsid:zoobank.org:pub:C543FC96-D621-4BAD-8746-ED14E447F948

persistent identifier

http://treatment.plazi.org/id/6E2F87FE-FFFB-FFB3-3DF0-98FB7CAFDB5F

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Plazi

scientific name

Microplitis Foerster
status

 

Key to the Oriental species of Microplitis Foerster 

1. Notauli absent, if present, then indicated only by indentations at anterior margin of mesoscutum or by pair of depressions postero-medially ( Figs 10View FIGURE 10 -A & F); medial and lateral lobes of mesoscutum (apart from notauli) smooth or virtually so, though often with micropunctures associated with pilosity; medial furrow of mesoscutum often absent, if present then slightly indented and never sculptured............................................................................ 2

- Notauli present, smooth to crenulate, impressed, percurrent and meeting posteriorly ( Figs 3View FIGURE 3 -C, 4 -C, 6 -D, 7 -C, 8 -C, 9 -C, 12 -C, 13 -D, 15 -C, 17 -C, 20 -C & 22 -C); medial and lateral lobes of mesoscutum (apart from notauli) sculptured at least in part; medial furrow of mesoscutum present, distinct and usually sculptured............................................ 6

2. Propodeum strongly rugose with weak indication of median carina; T 1 1.6 × as long as its maximum width; scutellar lunules divided by 8–9 well defined carinae................................................... Microplitis indicus Marsh 

- Propodeum with distinct median longitudinal carina surrounded by coarse rugosity; T 1 more than 1.6 × as long as its maximum width; scutellar lunules divided by fewer than eight carinae.................................................... 3

3. Transverse carinae on propodeum absent or indistinct; wings infuscated or hyaline.................................. 4

- Transverse carinae on propodeum distinct; wings hyaline...................................................... 5

4. Wings infuscated, pterostigma uniformly dark brown; T 1 1.7 × as long as wide, parallel sided, slightly narrowed at apex with apical swelling, finely rugose punctate in posterior half except apical patch; median length of T 3 more than T 2 ......................................................................................... Microplitis manila  e Ashmead

- Wings hyaline ( Fig. 5View FIGURE 5 -D), pterostigma brown with faint patch basally; T 1 2 × as long as wide, dilated at apex and converging towards tip ( Fig. 5View FIGURE 5 -C); median length of T 3 less than T 2 other characters different..... Microplitis ajmerensis Rao & Kurian 

5. Propodeum with clear median longitudinal carina surrounded by coarse rugosity with large reticulations ( Figs 10View FIGURE 10 -A & E); distinctly raised transverse carinae; T 1 2.1 × as long as maximum width; posterior half striate rugose, apical half smooth with apex nitid; T 2 without defined median field ( Fig. 10View FIGURE 10 -A).................................. Microplitis demolitor Wilkinson 

- Propodeum coarsely reticulate-rugose with distinct medial longitudinal carina surrounded by coarse rugosity with dense mesh of reticulations; transverse carinae indistinct; T 1 1.85 × as long as its maximum width, strongly reticulate rugose (except apical tip), reticulations larger pre-apically; T 2 with median field.................................. Microplitis murkyi Gupta 

6. T 1 more than 2 × as long as wide; widest basally, parallel sided................................................. 7

- T 1 equal to or less than 2 × as long as wide, sub-parallel sided................................................. 11

7. T 1 2.5–3.3 × as long as its apical width; notauli excavate, crenulate and coarsely sculptured ( Fig. 13View FIGURE 13 -C & D); metapleuron coarsely reticulate-rugose; scutellar lunules divided by four carinae ( Fig. 13View FIGURE 13 -D); dorsal scutellum very coarsely rugulose-punctate and pilose ( Fig. 13View FIGURE 13 -D); propodeum with two faces meeting sharply at about 90 °, coarsely rugose ( Fig. 13View FIGURE 13 -E); medial longitudinal carina indistinct.................................................... Microplitis maculipennis (Szépligeti) 

- Above characters partly or completely different or in different combination; propodeum with distinct medial longitudinal carina; number of carinae dividing scutellar lunules variable.................................................... 8

8. Scutellar lunules divided by three carinae ( Fig. 7View FIGURE 7 -C); dorsal scutellum coarsely rugose ( Fig. 7View FIGURE 7 -C); propodeum reticulate-rugose ( Fig. 7View FIGURE 7 -D); T 1 2.6 × as long as wide, smooth antero-medially, rugose postero-laterally ( Fig. 7View FIGURE 7 -D)................................................................................................... Microplitis bicoloratus Xu & He 

- Scutellar lunules divided by five or six carinae; dorsal scutellum slightly rugose or smooth with fine micropunctures; propodeum rugose; T 1 2–2.1 × as long as wide, rugose............................................................. 9

9. Face 1.7 × as wide as high; area between antennal sockets without distinct carinate longitudinal ridge; mesoscutum without medial furrow ( Fig. 17View FIGURE 17 -C); scutellar lunules divided by six carinae Figs 17View FIGURE 17 -C & D, 18 -C); hind femur 3.5 × as long as wide; hind tibia 6.7 × as long as wide......................................................... Microplitis similis Lyle 

- Face 1.2 × as wide as high; area between antennal sockets with distinct carinate longitudinal ridge; mesoscutum with medial furrow; scutellar lunules divided by five carinae other characters variable........................................ 10

10. Mesosoma 1.7 × as long as high; scape reddish yellow ( Fig. 15View FIGURE 15 -B); first subdiscal cell 1.1 × as long as high; hind coxa reddish black ( Fig. 15View FIGURE 15 -A); T 1 smooth anteriorly, remainder reticulate-rugose ( Fig. 15View FIGURE 15 -D)........... Microplitis marshalli Kokujev 

- Mesosoma 1.4 × as long as high; scape black ( Fig. 22View FIGURE 22 -B); first subdiscal cell 1.3 × as long as high; hind coxa black ( Fig. 22View FIGURE 22 -F); T 1 entirely coarsely rugose ( Fig. 22View FIGURE 22 -D)............................................... Microplitis zhaoi Xu & He 

11. Propodeum coarsely rugose ( Fig. 8View FIGURE 8 -D); scutellum rugose or rugulose ( Figs 3View FIGURE 3 -C, 4 -C & 8 -C)......................... 12

- Propodeum coarsely reticulo-rugose ( Figs 9View FIGURE 9 -C, 12 -D & 21 -C); scutellum rugose, evenly or unevenly punctate ( Figs 9View FIGURE 9 -C, 12 -C & 21 -C)........................................................................................... 18

12. Scutellar lunules divided by more than five carinae ( Figs 3View FIGURE 3 -C & 4 -C)............................................ 13

- Scutellar lunules divided by five carinae ( Figs 6View FIGURE 6 -D & 11 -C)................................................... 17

13. T 1 2 × as long as wide; scutellar lunules divided by seven carinae; T 2 and T 3 reddish brown, T 2 dark brown at median field, median field without slanting margins; T 3 with a mix of red, brown and black, darker laterally ( Fig. 16View FIGURE 16 -A); median length of T 3 greater than T 2; ovipositor exserted, visible in dorsal view ( Fig. 16View FIGURE 16 -A)............. Microplitis prodeniae Rao & Kurian 

- T 1 less than 2 × as long as wide; other characters partly or completely different or in different combination.............. 14

14. T 1 1.25 × as long as wide, black and rugose ( Figs 19View FIGURE 19 -B & 20 -E); median length of T 2 nearly equal to T 3 (Fig. 20 -E); scutellar lunules divided by six carinae (Fig. 20 -C).................................... Microplitis spodopterae Rao & Kurian 

- T 1 1.7 × as long as wide, brown and rugulose laterally; medial length of T 2 0.6–0.8 × as long as T 3; scutellar lunules divided by six –nine carinae..................................................................................... 15

15. Scutellar lunules wide medially divided by eight –nine carinae ( Fig. 3View FIGURE 3 -C); antennae 1.2 × body length; length of maxillary palp 1.3 × height of head in dorsal view; length of eye 3.7 × length of malar space; metasoma orange brown; T 2 in medial line 0.8 × as long as T 3 ................................................... Microplitis narendrani Ranjith & Nasser  sp. nov.

- Scutellar lunules divided by six or seven carinae ( Figs 4View FIGURE 4 -C & 8 -C); antennae 1 or 1.2 × as long as body; length of maxillary palp less than 1.3 × height of head in dorsal view; length of eye less than 3.7 × length of malar space; metasoma black or reddish; T 2 in medial line 0.6 × as long as T 3 ................................................................. 16

16. Body black ( Fig. 4View FIGURE 4 -A); face 1.4 × as wide as long, rugose-punctate; fore wing 2.8 × as long as wide ( Fig. 4View FIGURE 4 -F); pterostigma yellowish basally, 2.6 × as long as wide; first flagellomere 2.8 × as long as wide; terminal flagellomere acute; hind femur 3.3 × as long as wide; hind tibia 6.6 × as long as apical width................... Microplitis pennatulae Ranjith & Rajesh  sp. nov.

- Body reddish brown ( Figs 8View FIGURE 8 -A & C); face 1.6 × as wide as long, rugulose; fore wing 2.6 × as long as wide; pterostigma without yellowish area, 2.8 × as long as wide; first flagellomere 3.4 × as long as wide; terminal flagellomere obtuse; hind femur 3 × as long as wide; hind tibia 6.9 × as long as apical width............................... Microplitis carinicollis ( Cameron) 

17. Fore wing 2.6 × as long as wide; pterostigma 2 × as long as wide; wings with infuscate patch below pterostigma ( Fig. 6View FIGURE 6 -F); T 1 with broad medial longitudinal furrow, finely punctate-strigose except for smooth apical margin; hind coxa mostly smooth, with fine oblique striae dorsally ( Fig. 6View FIGURE 6 -E)............................. Microplitis areyongensis Austin & Dangerfield 

- Fore wing 2.16 × as long as wide; pterostigma 3.1 × as long as wide; wings hyaline ( Figs 11View FIGURE 11 -A & F); T 1 without broad medial longitudinal furrow, smooth medially ( Figs 11View FIGURE 11 -C & D); hind coxa rugose basally remainder smooth ( Fig. 11View FIGURE 11 -A)........................................................................................ Microplitis leucaniae Xu & He 

18. Mesoscutum mostly smooth except for micropunctures anteriorly and laterally; notauli slightly indented ( Fig. 12View FIGURE 12 -C); T 1 2.1 × as long as wide ( Fig. 12View FIGURE 12 -D); pterostigma 3.1 × as long as wide; T 3 as long as T 2 ( Fig. 12View FIGURE 12 -E).................................................................................................. .. Microplitis longwangshana Xu & He 

- Mesoscutum rugose-punctate; notauli well developed, represented by coarsely crenulate furrows meeting posteriorly to form a sunken area; T 1 less than or 2 × as long as wide; pterostigma less than 3.1 × as long as wide; T 3 longer than T 2 ........... 19

19. Mesosoma 1.7 × as long as high; pronotum weakly rugose-punctate; 1 -R 1 0.8 × as long as pterostigma; propodeum with distinct anterior transverse carina; T 1, parallel sided, dark yellowish brown; T 2 with distinct smooth median field........................................................................................ Microplitis brevispina Song & Chen 

- Mesosoma 1.3 or 1.4 × as long as high; pronotum coarsely rugose-punctate; 1 -R 1 1.6 or 2.9 × as long as pterostigma; propodeum with indistinct anterior transverse carina; T 1, sub parallel sided, narrowing posteriorly, reddish yellow or dark yellowish brown; T 2 without distinct smooth median field............................................................ 20

20. Face densely punctate; POL 1.1 × OOL; 1 -R 1 1.6 × as long as pterostigma; scutellum densely micropunctate ( Fig. 21View FIGURE 21 -C); first distal cell 1.5 × as long as high; T 1 1.7 × as long as wide......................... Microplitis vitellipedis Li, Tan & Song 

- Face rugose ( Fig. 9View FIGURE 9 -B); POL 0.7 × OOL; 1 -R 1 2.9 × as long as pterostigma; scutellum coarsely rugose ( Figs 9View FIGURE 9 -C & D); first distal cell 1.2 × as long as high; T 1 2 × as long as wide....................................... Microplitis chui Xu & He