Leucospis undetermined

Pham, Phong Huy, Le, Tho Van, Mai, Hong Sim, Pham, Mai Ut & Bui, An Nhien, 2024, On the family Leucospidae (Hymenoptera: Chalcidoidea) from Vietnam, with new records of three Leucospis species, Russian Entomological Journal 33 (1), pp. 110-115 : 112-114

KEY TO THE LEUCOSPIS SPECIES FROM VIETNAM

1. Ventral surface of hind femur medially with three long and large teeth, basally with short and small tooth, and distally with teeth fused ( Figs 11, 14 , 17, 18 ); pronotum without discal cross-carina ( Figs 9 , 16 ); apex of hind tibia obliquely produced into a spine ( Figs 11, 14 , 17, 18 ); ovipositor reaching propodeum ( Figs 13, 14 , 17, 18 ); frons with yellow spots ( Figs 8 , 15 ); mesoscutum with a pair of yellow spots medially ( Figs 10 , 16 ); hind femur yellow basally ( Figs 11, 14 , 17, 18 ) .............................................. ............................................ Leucospis histrio Maindron

– Ventral surface of hind femur medially with many small teeth, basally with large and strong tooth, and distally with teeth not fused ( Figs 4, 7 , 22, 25 ; also see Ye et al. [2017]); pronotum with discal cross-carina ( Figs 2 , 20 ; also see Ye et al. [2017]); apex of hind tibia truncate ( Figs. 4, 7 , 25 ; also see Ye et al. [2017]); ovipositor not reaching propodeum ( Figs 6, 7 , 24, 25 ; also see Ye et al. [2017]); frons without yellow spots ( Figs 1 , 19 ; also see Ye et al. [2017]); mesoscutum without a pair of yellow spots medially ( Figs 2, 3 , 21 ; also see Ye et al. [2017]); hind femur black basally ( Figs 4, 7 , 22, 25 ; also see Ye et al. [2017])............................................................................2

2. Hind femur ventrally with very small regular teeth ( Figs 22, 25 ); hind tibia truncate apically ( Fig. 25 ); discal and premarginal carinae of pronotum regularly slightly arched ( Figs 20, 21 ); dorsellum bidentate ( Fig. 21 ); ovipositor short, reaching fifth tergite ( Figs 24, 25 ); fifth tergite conspicuously convex ( Fig. 25 ); pronotum with two yellow bands ( Figs 20, 21, 25 ); wing hyaline ( Fig. 23 )..... ......................... Leucospis pediculata Guérin-Méneville

– Hind femur ventrally with more or less irregular, small teeth ( Figs 4, 7 ; also see Ye et al., 2017); hind tibia acuminate apically ( Figs 4, 7 ; also see Ye et al. [2017]); discal and premarginal carinae of pronotum high, subangulately raised, with margin highest in the middle and directed backwards ( Fig. 2 ; also see Ye et al. [2017]); dorsellum round, without teeth ( Fig. 3 ; also see Ye et al. [2017]); ovipositor long, reaching first tergite ( Figs. 6, 7 ; also see Ye et al. [2017]); fifth tergite slightly convex ( Fig. 7 ; also see Ye et al. [2017]); pronotum with yellow band ( Figs 2, 3, 7 ; also see Ye et al. [2017]); wings infuscated, with violaceous tinge ( Fig. 5 ; also see Ye et al. [2017]).........3

3. Ovipositorial furrow on first tergite parallelly sided; fifth tergite shorter than first; hind femur with lunate cross-band basally; discal carina of pronotum embedded in a large yellow band; mesoscutum with yellow bands dorsolaterally; scutellum with apical yellow band; body less conspicuously pubescent; wings rather regularly infuscate; gaster posteriorly with simple pilosity (see Bouček [1974] and Ye et al. [2017]) …… ........................ ...........…………….….. Leucospis femoricincta Bouček

– Ovipositorial furrow on first tergite narrowing anteriorly ( Fig. 6 ); fifth tergite as long as first ( Figs 6, 7 ); hind femur without lunate cross-band basally ( Figs 4, 7 ); discal carina of pronotum embedded in a narrow yellow band ( Figs 2, 3 ); mesoscutum without yellow bands ( Figs 2, 3, 7 ); scutellum without apical yellow band ( Figs 2, 3 ); body with conspicuous white pilosity ( Fig. 7 );

wings conspicuously infuscate anteriorly ( Fig. 5 ); gaster posteriorly with moderate pilosity ( Fig. 6 ) ....................... .................................. Leucospis guzeratensis Westwood

Figures

Figs 8–14. Leucospis histrio Maindron, female. 8 — head, frontal view; 9 — pronotum, dorsolateral view; 10 — mesosoma, dorsal view; 11 — hind femur and tibia; 12 — forewing; 13 — gaster, dorsal view; 14 — habitus, lateral view. Рис. 8–14. Leucospis histrio Maindron, самка. 8 — голова спереди; 9 — переднеспинка сверху-сбоку; 10 — меЗосома сверху; 11 — Заднее бедро и голень; 12 — переднее крыло; 13 — брюшко сверху; 14 — общий вид сбоку.

Figs 15–18. Leucospis histrio Maindron, female in a small specimen. 15 — head, frontal view; 16 — mesosoma, dorsal view; 17 — habitus, lateral view; 18 — habitus, lateral view, small female (left) and large female (right).Arrows show variation of yellow markings in a small specimen compared to that of yellow markings in large specimens (Figs 8, 10). Рис. 15–18. Leucospis histrio Maindron, самка мелкого ЭкЗемплЯра. 15 — голова спереди; 16 — меЗосома сверху; 17 — общий вид сбоку; 18 — общий вид сбоку, мелкаЯ самка (слева) и крупнаЯ самка (справа). Стрелки покаЗывают вариации желтых пЯтен у мелкого ЭкЗемплЯра в сравнении с желтыми пЯтнами у крупных ЭкЗемплЯров (рис. 8, 10).

Figs 1–7. Leucospis guzeratensis Westwood, female. 1 — head, frontal view; 2 — pronotum, dorsolateral view; 3 — mesosoma, dorsal view; 4 — hind femur and tibia; 5 — forewing; 6 — gaster, dorsal view; 7 — habitus, lateral view. Рис. 1–7. Leucospis guzeratensis Westwood, самка. 1 — голова спереди; 2 — переднеспинка сверху-сбоку; 3 — меЗосома сверху; 4 — Заднее бедро и голень; 5 — переднее крыло; 6 — брюшко сверху; 7 — общий вид сбоку.

Figs 19–25. Leucospis pediculata Guérin-Méneville, female. 19 — head, frontal view; 20 — pronotum, dorsolateral view; 21 — mesosoma, dorsal view; 22 — hind femur and tibia; 23 — forewing; 24 — gaster, dorsal view; 25 — habitus, lateral view. Рис. 19–25. Leucospis pediculata Guérin-Méneville, самка. 19 — голова спереди; 20 — переднеспинка сверху-сбоку; 21 — меЗосома сверху; 22 — Заднее бедро и голень; 23 — переднее крыло; 24 — брюшко сверху; 25 — общий вид сбоку.