Enicospilus

FERNÁNDEZ-TRIANA, JOSÉ L., 2005, The taxonomy and biogeography of Cuban Ophioninae (Hymenoptera: Ichneumonidae), Zootaxa 1007 (1), pp. 1-60 : 28-31

Key to species of Enicospilus occurring in Cuba

(parenthesis after the names in the key refer to the number assigned to each species

through the paper, making easier to find them in the text)

1 Fore wing without discernible sclerite ( Fig. 10a ) ............................ glabratus (12)

1' Fore wing with at least a proximal sclerite ............................................................ 2

2(1') Fore wing with 2nd subdiscal cell with a glabrous arc behind vein Cu 1a ( Fig. 10b ); [distal sclerite very small; interocellar area black]...................... carlota (16)

2' Fore wing with 2nd subdiscal cell more or less evenly hirsute ............................. 3

3 (2') Central sclerite absent, or with only an indistinct, unpigmented thickening present in the fenestra ( Figs. 10c– 10g ) .............................................................................. 4

3' Central sclerite present, distinctly pigmented ( Figs. 10h–10v ) .............................. 8

4(3) Central sclerite weak, but discernible ( Fig. 10c ) ............................. trilineatus (18)

4' Central sclerite absent ( Figs. 10d– 10g ) ................................................................. 5

5(4') Distal sclerite strong and joined to proximal sclerite, appearing as a single and very large, well defined sclerite ( Fig. 10d ) ........................ teremariae sp. nov. (32)

5' Distal sclerite absent or weak, and not joined to proximal one ( Figs. 10e– 10g ) .. 6

6(5') Interocellar area black; fore wing as Fig. 10e .................................... cressoni (19)

6' Interocellar area yellow; fore wing as Figs. 10f & 10g ........................................ 7

7(6') Outer surface of mandible with an impressed diagonal furrow extending from near upper proximal corner to between bases of apical teeth, this groove bearing close pubescence (as in Fig. 9 ); clypeus in front view 1.5–1.7 times as broad as long; SDI: 1.18–1.23; fore wing as Fig. 10f .......................................... neotropicus (14)

7' Outer surface of mandible sparsely pubescent, with a weak proximal concavity, never with a distinct hirsute diagonal furrow; clypeus in front view 1.2–1.4 times as broad as long; SDI: 1.00–1.16; fore wing as Fig. 10g .......... guatemalensis (26)

8(3') Central sclerite crescentic, positioned close to a slender proximal sclerite which is of only slightly larger surface area; many specimens have a second faint curved central sclerite in the fenestra, sometimes quite strongly defined, and forming a medioventrally interrupted U­shape ( Fig. 10h ) ................................. cubensis (17)

8' Central sclerite not crescentic and much smaller than proximal sclerite ............... 9

9(7') Interocellar area brownish or black [Intermediate specimens will key either way] .............................................................................................................................. 10

9' Interocellar area yellow ....................................................................................... 13

10(9) Central sclerite coma­shaped ( Fig. 10i ); body colour dark reddish brown, with final tergites blackish .......................................................... iangauldi sp. nov. (29)

10' Central sclerite not coma­shaped ( Figs. 10j–10l ); body colour orange­yellowish, with final tergites blackish or not ....................................................................... 11

11(10') Hind trochantellus unusually long (dorsally 0.4–0.6 times as long as broad), and projecting well beyond apex of trochanter. Fore wing with marginal cell proximally broadly glabrous ( Fig. 10j ), AI index very large (1.2–1.8) ........................... ............................................................................................. gallegosi (in part) (24)

11' Hind trochantellus dorsally as most 0.1–0.2 times as long as broad, and never projecting well beyond apex of trochanter. Fore wing with marginal cell proximally uniformly hairy ( Fig. 10l ), if not then AI below 1.0 ........................................... 12

12(11') Interocellar area and tip of the metasoma black, sometimes brownish, forming a characteristic colour pattern; ICI = 0.38–0.51; fore wing as Fig. 10k ..................... ............................................................................................................. fernaldi (21)

12' Interocellar area black or brownish (a few Cuban specimens have a more yellow­ ish­brown interocellar area, darker only in borders), but metasoma uniformly orange­brown; ICI=0.55–0.68; fore wing as Fig. 10l ............................ flavus (23)

13(9') Proximal sclerite trapezoidal shaped ( Fig. 10m ) .................................. woldai (34)

13' Proximal sclerite in a very different shape ( Figs. 10n–10v ) ................................ 14

14(13') Marginal cell proximally sparsely hirsute, sometimes glabrous ( Figs. 10n–10r ) [Intermediate specimens will key either way] ..................................................... 15

14' Marginal cell proximally uniformly hirsute ( Figs. 10s–10v ). ............................ 20

15(14) Distal sclerite absent; Rs+2r centrally strongly incrassate, cu­a subopposite to the base of Rs & M ( Fig. 10n ); labrum 0.2 times as long as broad ............ sondrae (31)

15' Distal sclerite more or less present and confluent with the proximal sclerite, or if not then Rs+2r is not centrally strongly incrassate; cu­a proximal to the base of Rs & M by 0.1–0.5 its own length ( Figs. 10m –10r ); labrum 0.15–0.4 times as long as broad.....................................................................................................................16

16(15') Head in dorsal view posteriorly very short, so the hind ocelli are separated from occipital carina by less than their smallest diameter; fore wing as Fig. 10o ........... .............................................................................................................. liesneri (30)

16' Head in dorsal view posteriorly not short, hind ocelli separated from occipital carina by their own smallest diameter or more; fore wing as Figs. 10j & 10p–r ..... 17

17(16') Hind trochantellus unusually long, dorsally projecting well beyond the apex of trochanter; small species, fore wing length below 12 mm and as Fig. 10j .............. .............................................................................................. gallegosi (in part) (24)

17' Hind trochantellus short, barely projecting beyond the apex of trochanter; larger species, fore wing length over 14 mm ................................................................. 18

18 (17') Mandibles apically twisted about 70º. Fore wing with AI index below 0.45 ( Fig. 10p ) ..................................................................................... grilloi sp. nov. (in part) (25)

18' Mandibles apically twisted between 25­50º. Fore wing with AI index over 0.75 ( Figs. 10q & 10r ) ................................................................................................. 19

19 (18') Upper mandibular tooth 1.2 as long as the lower tooth; malar space 0.4 times as long as basal mandibular width; FI= 56 %; CI= 0.55; middle leg with longer tibial spur 1.7 times length of shorter; 4th segment of hind tarsus 2.7 times as long as broad; tergite 2 in profile 5.9 times as long as posteriorly deep; fore wing as Fig. 10q .................................................................................................... wahli sp. nov. (33)

19' Upper mandibular tooth 1.3–1.8 as long as the lower tooth; malar space 0.2–0.3 times as long as basal mandibular width; FI= 70–80 %; CI= 0.25–0.35; middle leg with longer tibial spur 1.3–1.5 times length of shorter; 4th segment of hind tarsus 2.1–2.4 times as long as broad; tergite 2 in profile more than 6 times as long as posteriorly deep; fore wing as Fig. 11 ................................... dispilus (in part) (20)

20(14') Outer surface of mandible with an impressed diagonal furrow extending from near upper proximal corner to between bases of apical teeth, this groove bearing close pubescence ( Fig. 9 ). Fore wing as Figs 10r & 10s .............................................. 21

Figures

FIGURE 9: Enicospilus purgatus (Say) mandibles. Modified from Gauld (1988), with permission of the author.

FIGURE 10: Fore wings of Cuban Enicospilus. a: glabratus (Say), b: carlota Gauld, c: trilineatus (Brullé), d: teremari sp. nov. e: cressoni Hooker, f: neotropicus Hooker, g: guatemalensis (Cameron), h: cubensis (Norton), i: iangauldi sp. nov., j: gallegosi Gauld, k: fernaldi Hooker, l: flavus (Fabricius), m: woldai Gauld, n: sondrae Gauld, o: liesneri Gauld. p: grilloi sp. nov., q: wahli sp. nov., r: cheosi sp. nov., s: purgatus (Say), t: flavoscutellatus (Brullé), u: howdenorum Gauld, v: hansonorum sp. nov.

FIGURE 11: Fore wings of Enicospilus dispilus (Szépligéti) showing different patterns. Modified from Gauld (1988), with permission of the author.