Probles

Khalaim, Andrey I. & Ruíz-Cancino, Enrique, 2019, Mexican species of the genus Probles Förster (Hymenoptera: Ichneumonidae: Tersilochinae), Zootaxa 4619 (2), pp. 201-230: 204

publication ID

https://doi.org/10.11646/zootaxa.4619.2.1

publication LSID

lsid:zoobank.org:pub:01983DE7-6CA5-474C-BABA-944B8AE12DEA

persistent identifier

http://treatment.plazi.org/id/03AE87A8-E57D-6876-FF0F-FF0076A4F91A

treatment provided by

Plazi

scientific name

Probles
status

 

Key to species of Probles  occurring in Mexico

1. Propodeum with long basal keel (sometimes obliterated) which is 0.8–1.1× as long as apical area ( Figs 5View FIGURES 3–7, 45, 46, 51)...... 2

- Propodeum with basal area or short (0.6× or less) basal keel................................................... 4

2. Second tergite 1.5–1.8× as long as anteriorly broad. First tergite with upper margin evenly and strongly convex in lateral view ( Fig. 44View FIGURES 40–44). Ovipositor short and robust ( Fig. 43View FIGURES 40–44), with sheath 0.8–1.1× as long as first tergite....... 7. P. megasoma  sp. nov.

- Second tergite twice as long as anteriorly broad ( Fig. 54View FIGURES 53–55). First tergite, in lateral view, with upper margin straight or weakly convex in basal 0.7 and strongly convex in apical 0.3 ( Figs 4View FIGURES 3–7, 53). Ovipositor very long and slender ( Figs 7View FIGURES 3–7, 55), with sheath 2.4–3.0× as long as first tergite.......................................................................... 3

3. Notaulus with distinct wrinkle on anterolateral margin of mesoscutum. Gena granulate. Ovipositor evenly upcurved, with small dorsal subapical notch ( Fig. 7View FIGURES 3–7)......................................................... 1. P. alejandroi  sp. nov.

- Notaulus completely absent. Gena smooth. Ovipositor somewhat stronger upcurved at apex, with shallow dorsal subapical depression ( Fig. 55View FIGURES 53–55)............................................................... 8. P. miquihuana  sp. nov.

4. Mandible very slender with upper tooth exceptionally long, 3.0–4.0× longer than the lower ( Fig. 11View FIGURES 8–13). First metasomal tergite very slender, 3.8× as long as posteriorly broad, entirely smooth, with small glymma in apical 0.65 joining by fine furrow to ventral part of postpetiole ( Figs 8View FIGURES 8–13, 67). Flagellum with 15–16 flagellomeres ( Figs 12View FIGURES 8–13, 68)............................ 5

- Mandible less slender, with upper tooth at most twice as long as the lower. First metasomal tergite usually shorter, often striate laterally and dorsally, sometimes with large glymma. Number of flagellomeres varies from 14 to 24.................... 6

5. Fore wing with second recurrent vein (2m-cu) interstitial ( Fig. 8View FIGURES 8–13). Malar space as long as basal mandibular width. Propodeal spiracle separated from pleural carina by 1.5× diameter of spiracle ( Fig. 13View FIGURES 8–13). Ovipositor sheath as long as first tergite ( Fig. 8View FIGURES 8–13).............................................................................. 2. P. belokobylskii  sp. nov.

- Fore wing with second recurrent vein (2m-cu) distinctly postfurcal. Malar space half as long as basal mandibular width. Propodeal spiracle separated from pleural carina by half diameter of spiracle ( Fig. 69View FIGURES 67–70). Ovipositor sheath 1.8× as long as first tergite ( Fig. 67View FIGURES 67–70).......................................................................... 11. P. xalapana  sp. nov.

6. Second tergite 1.1–1.3× as long as anteriorly broad ( Fig. 78View FIGURES 76–79)................................................... 7

- Second tergite 1.4–2.0× as long as anteriorly broad.......................................................... 8

7. Clypeus unusually small, 0.75× as broad as face ( Fig. 17View FIGURES 16–19). Antennal flagellum slender, filiform, with 16 flagellomeres; subapical flagellomeres distinctly elongated. Mandible strongly tapered, 2.5× broader basally than at level of teeth ( Fig. 17View FIGURES 16–19). Propodeum with basal area ( Fig. 18View FIGURES 16–19). Ovipositor sheath twice as long as first tergite.................... 3. P. clypeola  sp. nov.

- Clypeus not unusually small, about as broad as face. Antennal flagellum robust, distinctly clavate, with 21–24 flagellomeres; subapical flagellomeres transverse ( Fig. 73View FIGURES 71–75). Mandible weakly tapered, 1.3–1.4× broader basally than at level of teeth. Propodeum with basal keel which is sometimes indistinct ( Fig. 74View FIGURES 71–75). Ovipositor sheath 1.1–1.3× as long as first tergite ( Fig. 76View FIGURES 76–79)................................................................................ 12. P. zacapoaxtlana  sp. nov.

8. Flagellum with 14–16 flagellomeres ( Figs 20View FIGURES 20–25, 57). Notaulus absent. Head and mesosoma almost entirely polished. Very small species with body length 2.4–2.7 mm ..................................................................... 9

- Flagellum with 20–23 flagellomeres. Notaulus usually with distinct wrinkle. Head and mesosoma predominantly granulate, sometimes partly smooth on gena and mesopleuron. Body usually larger........................................ 10

9. Propodeum with basal area 1.1× as long as apical area ( Fig. 24View FIGURES 20–25). Ovipositor with deep dorsal subapical notch ( Fig. 25View FIGURES 20–25); sheath 4.5× as long as first tergite............................................................ 4. P. contrerasi  sp. nov.

- Propodeum with basal area shorter, 0.6× as long as apical area ( Fig. 60View FIGURES 56–61). Ovipositor evenly pointed from base to apex, without dorsal subapical notch ( Fig. 61View FIGURES 56–61); sheath 1.2× as long as first tergite................................ 9. P. picus  sp. nov.

10. Head, in dorsal view, weakly constricted behind eyes, with gena 0.85–0.9× as long as eye width ( Fig. 64View FIGURES 62–66). Gena granulate. Eyes with short setae.................................................................... 10. P. spectabilis  sp. nov.

- Head, in dorsal view, strongly constricted behind eyes, with gena 0.55–0.65× as long as eye width ( Figs 27View FIGURES 26–31, 35View FIGURES 32–39). Gena polished. Eyes glabrous....................................................................................... 11

11. Mandible with upper tooth distinctly longer than the lower (about 2.0×). Second flagellomere 1.8–2.0× as long as broad ( Fig. 26View FIGURES 26–31). Propodeum with narrow indistinct basal area which is 0.4–0.5× as long as apical area ( Fig. 29View FIGURES 26–31). Propodeal spiracle separated from pleural carina by 1.5× diameter of spiracle ( Fig. 28View FIGURES 26–31). Ovipositor sheath about 1.5× as long as first tergite.......................................................................................... 5. P. juanitae  sp. nov.

- Mandible with upper tooth just slightly longer than the lower (1.5× or less). Second flagellomere about 2.5× as long as broad ( Fig. 34View FIGURES 32–39). Propodeum with broad basal area which is 0.8–1.0× as long as apical area ( Figs 37, 38View FIGURES 32–39). Propodeal spiracle separated from pleural carina by 0.5–1.0× diameter of spiracle. Ovipositor sheath 2.0–2.8× as long as first tergite ( Fig. 32View FIGURES 32–39)............................................................................................... 6. P. lunai  sp. nov.