Lathrolestes tripunctor

Reshchikov, Alexey, 2012, Lathrolestes (Hymenoptera, Ichneumonidae) from Central Asia, with a key to the species of the tripunctor species-group, Zootaxa 3175, pp. 24-44 : 26

Key to species of the Lathrolestes tripunctor species-group (including the closely related L. moravicus )

1. Propodeum with carinae partly absent ( Fig. 5 , 11 , 15 , 35, 39)................................................... 2

-. Propodeum with carinae complete ( Fig. 23 , 27, 32)........................................................... 7

2. Propodeum with only area petiolaris present ( Fig. 15 ). Body reddish-yellow with metapleuron brownish ( Fig. 17 ). Tentorial fossa not large and elongate. Mesopleuron evenly covered with distinct deep punctures ( Fig. 14 ). Areolet large, almost rhombic ( Fig. 49 ). Claws long and narrow with very short teeth ( Fig. 50 ). Ovipositor short ( Fig. 48 ).......... L. kozlovi sp. nov.

-. Propodeum not with only area petiolaris present ( Figs 5 , 11 ).................................................... 3

3. Face yellow (Fig. 38). Head and mesopleuron roughly punctate. Area superomedia elongate, narrow and fused with area basalis (Fig. 39). Ovipositor stout ( Fig. 46 ). Middle of metasoma yellow, hind tibia reddish, first metasomal tergum and apex black (Fig. 40).................................................................... L. orbitalis (Gravenhorst, 1829)

-. Face mostly black or only its middle black.................................................................. 4

4. Head and mesopleuron roughly punctate, matt ( Figs 1, 3 , 7 , 9, 12 ). Area superomedia present, fused with area basalis ( Figs 5 , 11 ). Middle of face black ( Figs 3 , 7 , 12 ).................................................................... 5

-. Head and mesopleuron smooth or with distinct sparse punctures, polished. Area superomedia obliterated anteriorly or present and separate from area basalis (Fig. 36). Middle of face in male yellow (Fig. 35)........... L. moravicus (Habermehl, 1923)

5. Malar space as wide as 0.72 of basal mandible width ( Fig. 7 ). Body entirely black ( Fig. 8 )............. L. grahami sp. nov.

-. Malar space as wide as 0.36–0.5 of basal mandible width ( Figs 3 , 12 ). Face partly yellow ( Fig. 3 , 12 ), metasoma reddish ( Figs 4 , 13 )............................................................................................... 6

6. Apical part of metasoma black ( Fig. 4 ), lateral profile of propodeum with impression in apical part ( Fig. 6 ), mesopleuron less coarsely punctate ( Fig. 1 ), first metasomal tergum strongly convex, parameres projecting far beyond metasoma ( Fig. 2 )......................................................................................... L. aitmatovi sp. nov.

-. Apical part of metasoma red ( Fig. 13 ), lateral profile of propodeum rounded ( Fig. 10 ), mesopleuron distinctly, coarsely punctate ( Fig. 9 ), first metasomal tergum not strongly convex, parameres not projecting far beyond metasoma.................................................................................................... L. hovdensis sp. nov.

7. Tegulae brownish..................................................................................... 8

- Tegulae yellow........................................................................................ 9

8. Head mostly orange (Fig. 31, 33), swollen. Second recurrent vein intercepting areolet at its middle. Occiput strongly impressed..................................................................... L. erythrocephalus (Gravenhorst, 1829)

-. Head mostly black ( Fig. 20 ), not swollen ( Fig. 19 ). Second recurrent vein intercepting areolet beyond its middle, areolet oblique. Occiput not strongly impressed ( Fig. 19 )............................................. L. obliquus sp. nov.

9. First metasomal tergum twice longer than wide (Fig. 28), without longitudinal carinae and longitudinal lateral impressions. Face in female black (Fig. 26)................................................... L. buccinator (Holmgren, 1857)

-. First metasomal tergum shorter, almost as long as wide, with strongly raised lateral longitudinal carinae with longitudinal lateral impressions. Face in female yellow ( Fig. 24 )..................................... L. tripunctor ( Thunberg, 1824)

Figures

FIGURES 1 – 6. Lathrolestes aitmatovi sp. nov. 1 — mesopleuron; 2 — male genitalia; 3 — face; 4 — habitus; 5 — propodeum; 6 — propodeum in profile.

FIGURES 9 – 13. Lathrolestes hovdensis sp. nov. 9 — mesopleuron; 10 — propodeum in profile; 11 — propodeum; 12 — face; 13 — habitus.

FIGURES 14 – 17. Lathrolestes kozlovi sp. nov. 14 — mesopleuron; 15 — propodeum; 16 — face; 17 — habitus.

FIGURES 22 – 25. Lathrolestes tripunctor (Thunberg, 1824). 22 — mesopleuron; 23 — propodeum; 24 — face; 25 — habitus.

FIGURES 45 – 51. 45 – 48 — ovipositors. 45 — L. moravicus; 46 — L. orbitalis; 47 — L. buccinator; 48 — L. kozlovi sp. nov.; 49 — areolet, L. buccinator; 50 — claw, L. kozlovi sp. nov.; 51 — head, L. buccinators.

FIGURES 7, 8. Lathrolestes grahami sp. nov. 7 — face; 8 — habitus.

FIGURES 18 – 21. Lathrolestes obliquus sp. nov. 18 — mesopleuron; 19 — occipital carina; 20 — face; 21 — habitus.