Mymaridae, Haliday, 1833

Samková, Alena, Janšta, Petr & Huber, John T., 2020, Illustrated key to European genera, subgenera and species groups of Mymaridae (Hymenoptera), with new records for the Czech Republic, Zootaxa 4722 (3), pp. 201-233 : 206-207

publication ID

https://doi.org/ 10.11646/zootaxa.4722.3.1

publication LSID

lsid:zoobank.org:pub:5C614443-8C0D-4FD1-A40B-226BEE6BCA39

persistent identifier

https://treatment.plazi.org/id/CA357974-FF9A-FF91-FCAC-D9ABFA64D561

treatment provided by

Plazi

scientific name

Mymaridae
status

 

Key to genera and most subgenera of Mymaridae View in CoL View at ENA from Europe (males)

(Males are recognized by antenna lacking clava, the apical flagellar segment(s) not wider than remaining flagellar segments. Note: In Europe, males are unknown for Omyomymar , Ptilomymar , Pseudocleruchus and Palaeoneura . If/when discovered, they will most likely be identified by the features given in the key to females. Although the figures are of females the same figures are given in the key to males; apart from sexual differences in the genitalia and antenna the structures are usually the same. Remarks on distribution and literature for each genus are given only in the key to females.)

1 Wings shorter than mesosoma or apparently absent.................................... Cleruchus Enock, 1909 View in CoL (part)

- Wings longer than mesosoma............................................................................ 2

2(1) Tarsi 5-segmented..................................................................................... 3

- Tarsi 4-segmented.................................................................................... 12

3(2) Flagellum 11-segmented................................................................................ 4

- Flagellum at most 10-segmented (including any ring segments)................................................. 8

4(3) Fore wing with venation at least 0.5 × wing length.......................................... Arescon Walker, 1846 View in CoL

- Fore wing with venation at most 0.4 × wing length........................................................... 5

5(4) Propodeum with diamond-like pattern of carinae ( Fig. 20 View FIGURES 19–24 ); metasoma with petiole at least 2× as long as wide and in lateral view with gt 1 distinctly longer than gt 2 ( Fig. 44 View FIGURES 43–48 ).............................................. Ooctonus Haliday, 1833 View in CoL

- Propodeum smooth ( Figs 18 View FIGURES 13–18 , 19 View FIGURES 19–24 ) or with 2 longitudinal submedian carinae or lines; metasoma with petiole at most slightly longer than wide and in lateral view with gt 1 at most only slightly longer than gt 2 ( Fig. 43 View FIGURES 43–48 )........................... 6

6(5) Pronotum with lateral lobes widely separated by slightly sclerotized median area; dorsellum strap shaped ( Fig. 19 View FIGURES 19–24 )................................................................................. Lymaenon Walker, 1846 ( Fig. 95 View FIGURES 93–98 )

- Pronotum with lateral lobes abutting medially ( Fig. 18 View FIGURES 13–18 ); dorsellum rhomboidal or triangular ( Figs 36 View FIGURES 31–36 , 37 View FIGURES 37–42 )............... 7

7(6) Fore wing more or less evenly setose behind venation ( Fig. 64 View FIGURES 61–68 )....................... Gonatocerus Nees, 1834 View in CoL ( Fig. 93 View FIGURES 93–98 )

- Fore wing with a large hairless area behind marginal vein, the setae either absent or just a few present behind venation ( Fig. 65 View FIGURES 61–68 )................................................................. Cosmocomoidea Howard, 1908 ( Fig. 89 View FIGURES 87–92 )

8(3) Metasoma joined to mesosoma by narrow, short but distinct petiole ( Fig. 53 View FIGURES 49–54 )...................................... 9

- Metasoma joined to mesosoma by wide and indistinct petiole ( Fig. 54 View FIGURES 49–54 ).......................................... 10

9(8) Fore wing narrow, with at most one row of microtrichia beyond venation ( Fig. 67 View FIGURES 61–68 ); head and mesosoma with faint sculpture ( Figs 3 View FIGURES 1–6 , 21 View FIGURES 19–24 ); body small, at most 570 μm long................................. Camptoptera Foerster, 1856 View in CoL ( Fig. 86 View FIGURES 79–86 )

- Fore wing wider, with several rows of microtrichia beyond venation ( Fig. 68 View FIGURES 61–68 ); head and mesosoma with distinct sculpture ( Figs 4 View FIGURES 1–6 , 22 View FIGURES 19–24 ); body larger, at least 920 μm long................................. Macrocamptoptera Girault, 1910 View in CoL ( Fig. 96 View FIGURES 93–98 )

10(8) Flagellum 8-segmented; fore wing basally with posterior margin usually distinctly incised ( Fig. 69 View FIGURES 69–78 )............................................................................................. Alaptus Westwood, 1839 View in CoL ( Fig. 82 View FIGURES 79–86 )

- Flagellum 10-segmented; fore wing basally with posterior margin not incised, at most with a rounded lobe............. 11

11(10) Metasoma strongly sclerotised, with gt 1 the largest tergum ( Fig. 46 View FIGURES 43–48 )...................... Litus Haliday, 1833 View in CoL ( Fig. 94 View FIGURES 93–98 )

- Metasoma weakly sclerotized, with gt 1 similar to remaining terga....................... Dicopus Enock, 1909 View in CoL ( Fig. 90 View FIGURES 87–92 )

12(2) Propodeum and gt 1 each with large, whitish, reticulate laminae ( Figs 23 View FIGURES 19–24 , 47 View FIGURES 43–48 ); metasoma with gt 1 the largest tergum ( Fig. 47 View FIGURES 43–48 )............................................................... Ptilomymar Annecke & Doutt, 1961 View in CoL ( Fig. 102 View FIGURES 99–104 )

- Propodeum and gt 1 without laminae; gt 1 similar in size to subsequent terga....................................... 13

13(12) Metasoma with petiole relatively wide [relatively narrow in Cleruchus View in CoL ( Fig. 55 View FIGURES 55–60 )], at most as long as wide ( Fig. 54 View FIGURES 49–54 ) and indistinct............................................................................................... 14

- Metasoma with petiole much narrower than gt 1, much longer that wide ( Figs 48 View FIGURES 43–48 , 49, 51 View FIGURES 49–54 ) and distinct.................. 21

14(13) Frenum longitudinally divided, either completely or only posteriorly, by median groove ( Fig. 28 View FIGURES 25–30 )..................... 15

- Frenum entire, without longitudinal median groove......................................................... 17

15(14) Scape inner surface with numerous peg-like setae...................................... Omyomymar Schauff, 1983 View in CoL

- Scape inner surface without setae........................................................................ 16

16(15) Genitalia small and symmetrical, tubular; frenum with each lobe about as long as wide............ Anagrus Haliday, 1833 View in CoL

- Genitalia large, assymetrical, not tubular; frenum with each lobe distinctly longer than wide....... Stethynium Enock, 1909 View in CoL

17(14) Head in lateral view rectangular; face in lateral view flat or only slightly convex, with toruli facing forwards; propodeum with longitudinal median groove............................................................................ 18

- Head in lateral view more or less triangular; face distinctly bulging anteriorly and toruli facing obliquely upward; propodeum without longitudinal median groove...................................................................... 20

18(17) Fore wing uniformly covered with microtrichia except for distinct marginal and median hairless areas behind and just beyond venation separated by an oblique line of microtrichia ( Fig. 71 View FIGURES 69–78 ); dorsellum in lateral view not projecting over propodeum..................................................................................... Anaphes Haliday, 1833 View in CoL

- Fore wing often with only a few microtrichia; if wing almost completely covered with microtrichia then without distinct marginal and median hairless areas behind and just beyond venation separated by an oblique line of microtrichia......................................................................................... 19 [ Erythmelus Enock, 1909 View in CoL ]

19(18) Flagellum with fl 2 much shorter (almost ring-like) than fl 1 or fl 3; fore wing with anterior and posterior margins almost parallel, about as wide at apex of the marginal vein as at the widest part of the disc ( Fig. 74 View FIGURES 69–78 ) and without a seta on membrane posterior to base of parastigma................................................. Erythmelus View in CoL (Parallelaptera Enock, 1909)

- Flagellum with fl 2 as long as fl 1 or fl 3; fore wing with margins not parallel ( Fig. 75 View FIGURES 69–78 ) and with a seta on membrane posterior to base of parastigma..................................................... Erythmelus View in CoL ( Erythmelus Enock, 1909 View in CoL )

20(17) Fore wing beyond venation with at most two rows of microtrichia........................ Cleruchus Enock, 1909 View in CoL (part)

- Fore wing beyond venation uniformly covered with several rows of microtrichia... Pseudocleruchus Donev & Huber, 2002 View in CoL

21(13) Head, mesosoma, coxae and petiole dorsally with conspicuous sculpture ( Figs 6 View FIGURES 1–6 , 7 View FIGURES 7–12 , 31, 32 View FIGURES 31–36 ).......................... 22

- Head and mesosoma, coxae and petiole dorsally with sculpture faint, or body apparently smooth ( Figs 8–11 View FIGURES 7–12 , 27 View FIGURES 25–30 , 33–35 View FIGURES 31–36 )... 23

22(21) Mandible with 3 teeth ( Figs 6 View FIGURES 1–6 , 16 View FIGURES 13–18 ); petiole heavily sculptured ventrally....... Caraphractus cinctus Walker, 1846 View in CoL ( Fig. 87 View FIGURES 87–92 )

- Mandible with 2 teeth; petiole smooth ventrally.................................. Eustochus Haliday, 1833 View in CoL ( Fig. 92 View FIGURES 87–92 )

23(21) Fore wing oar-like, with basal half to two-thirds extremely narrow and apex suddenly widened, with dark spot at apex of widened area ( Fig. 78 View FIGURES 69–78 ); torulus almost touching transverse trabecula ( Fig. 8 View FIGURES 7–12 ).................. Mymar Curtis, 1829 View in CoL ( Fig. 97 View FIGURES 93–98 )

- Fore wing gradually widening from base to apex and without dark apical spot ( Figs 79, 80 View FIGURES 79–86 ); torulus separated from transverse trabecula by at least half its own diameter ( Figs 9–11 View FIGURES 7–12 )....................................................... 24

24(23) Face dorsally strongly depressed between eyes ( Fig. 9 View FIGURES 7–12 ); vertex with large depression outside each ocellus ( Fig. 13 View FIGURES 13–18 ); propodeum smooth medially ( Fig. 27 View FIGURES 25–30 ); petiole apparently connected to gs 1 ( Fig. 49 View FIGURES 49–54 )............. Stephanodes Enock, 1909 View in CoL ( Fig. 103 View FIGURES 99–104 )

- Face dorsally almost flat between eyes ( Figs 10, 11 View FIGURES 7–12 ); vertex without depression outside each ocellus ( Fig. 14 View FIGURES 13–18 ); propodeum usually with 1 longitudinal carina medially ( Fig. 35 View FIGURES 31–36 ) but sometimes smooth; petiole apparently connected to gt 1 ( Fig. 51 View FIGURES 49–54 ).... 25

25(24) Fore wing posterior margin with a distinct rounded lobe just beyond venation ( Fig. 108 View FIGURES 105–111 ).......................................................................................... Palaeoneura saga (Girault, 1911) ( Figs 106–111 View FIGURES 105–111 )

- Fore wing posterior margin without a lobe just beyond venation................ 26 [ Polynema Haliday, 1833 View in CoL ( Fig. 100 View FIGURES 99–104 )]

26(25) Face with a pit next to each torulus ( Fig. 11 View FIGURES 7–12 ); propleura abutting each other anteriorly along midline ( Fig. 39 View FIGURES 37–42 )......................................................................................... P. (Doryclitus Foerster, 1847)

- Face without a pit next to each torulus ( Fig. 10 View FIGURES 7–12 ); propleura not abutting anteriorly the prosternum occupying the gap between them ( Fig. 38 View FIGURES 37–42 )................................................................. P. ( Polynema Haliday, 1833 View in CoL )

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hymenoptera

Family

Mymaridae

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