Alysia vladik Belokobylskij, 1998

Zhu, Jia-Chen, Achterberg, Cornelis Van & Chen, Xue-Xin, 2018, Review of the genus Alysia Latreille (Hymenoptera, Braconidae, Alysiinae), with description of six new species from China, Zootaxa 4500 (1), pp. 1-42 : 38-40

Alysia vladik Belokobylskij, 1998

Figs 27–28

Alysia vladik Belokobylskij, 1998: 184 .

Material. 1♀ ( ZJUH), “ [SE. China:] Sichuan, Wanglang , 26.?.2006, Zhang Hongying, No. 200613336” .

Diagnosis. Body dark reddish brown ( Fig. 27); eye in dorsal view 1.2 × as long as temple ( Fig. 28I ); eye in lateral view 1.2 × higher than wide ( Fig. 28K ); frons smooth posteriorly, but rugose between and around antennal sockets ( Fig. 28I ); vertex and temple smooth; face densely granulate and with some long setae near eye, 1.8 × wider than high, rather convex medially and with a longitudinal ridge ( Fig. 28J ); clypeus small, semi-elliptical and with some punctures and long setae ( Fig. 28J ); precoxal sulcus narrowly crenulate, reaching middle coxa and anterior edge of epicnemial area ( Fig. 28C ); notauli incomplete, absent on disc ( Fig. 28C ); medio-posterior depression deep and linear, not extending to middle of mesoscutum ( Fig. 28D ); surface of propodeum densely reticulate-rugose, areola absent ( Fig. 28E ); pterostigma 3.7 × longer than its maximum width ( Fig. 28A ); hind coxa smooth ( Fig. 28N ); length of first tergite 1.3 × its apical width, its surface longitudinally striate, its dorsal carinae united submedially ( Fig. 28E ); setose part of ovipositor sheath 0.3 × as long as fore wing (as total visible part), and almost equal to hind tibia ( Fig. 28H ); antenna and metasoma (except black first tergite) brown; palpi and legs (but dorsal side of femur and apical of hind tibia and whole hind tarsus dark brownish) pale yellow ( Fig. 27).

Description. ♀, Length of body 3.3 mm, of fore wing 4.0 mm.

Head. Transverse, width of head 1.9 × its lateral length, and 1.5 × wider than mesoscutum ( Fig. 28I ); antenna with 34 antennomere, third antennomere (including annellus) 1.4 × longer than fourth antennomere, length of third, fourth and penultimate antennomere3.3, 2.0 and 1.4 × their width, respectively ( Fig. 28G ); length of maxillary palp 1.6 × height of head ( Fig. 28K ); eye in dorsal view 1.2 × as long as temple ( Fig. 28I ); eye in lateral view 1.2 × higher than wide ( Fig. 28K ); frons smooth posteriorly, but rugose between and around antennal sockets ( Fig. 28I ); vertex and temple smooth; OOL:diameter of ocellus:POL= 16:5:7; face densely granulate and with some long setae near eye, 1.8 × wider than high, rather convex medially and with a longitudinal ridge ( Fig. 28J ); clypeus small, semi-elliptical and with some punctures and long setae ( Fig. 28J ); mandible enlarged apically, dorsal tooth enlarged, lobe-shaped ( Fig. 28L ), ventral tooth medium-sized and lobe-shaped ( Fig. 28M ), middle tooth curved and acute, with little incision between first and second tooth ( Fig. 28L ), medial length of mandible 1.5 × its maximum width.

Mesosoma. Length of mesosoma 1.5 × its height ( Fig. 28C ); pronope absent; medio-anteriorly pronotum crenulate, remainder of pronotum smooth; epicnemial area crenulated ventrally, remainder smooth ( Fig. 28C ); precoxal sulcus narrowly crenulate, reaching middle coxa and anterior edge of epicnemial area; pleural sulcus narrowly crenulated ventrally, remainder smooth ( Fig. 28C ); episternal scrobe linear and deep; metapleuron reticulate-rugose ventrally, remainder smooth ( Fig. 28C ); notauli incomplete, absent on disc ( Fig. 28D ); medioposterior depression deep and linear shaped, not extending to middle of mesoscutum, scutellar sulcus deep, with three longitudinal carinae, sulcus 2.5 × wider than its maximum length ( Fig. 28D ); scutellum smooth; surface of propodeum densely reticulate-rugose, areola absent ( Fig. 28E ).

Wings ( Figs 28A–B ). Pterostigma wide, 3.7 × longer than its maximum width. r:3-SR:SR1 = 5:17:55; 1-SR+M slightly sinuate; SR1 straight; r 0.6 × as long as width of pterostigma; cu-a postfurcal; 1-CU1:2-CU1 = 3: 20; 3- CU1 as long as CU1b; 2-SR:3-SR:r-m = 20:21:11; m-cu interstitial, converging to 1-M posteriorly; first subdiscal cell 3.6 × as long as wide; M+CU1 sclerotized. Hind wing: M+CU: 1-M: 1r-m = 20:15:13; m-cu weakly antefurcal.

Legs. Hind coxa smooth, without ventro-basal tubercle; tarsal claws slender, longer than arolium ( Fig. 28N ); length of femur, tibia and basitarsus of hind leg 4.4, 9.2 and 6.7 × their width, respectively; apical appendages of hind tarsal segments absent, segments ventrally with dense bristles ( Fig. 28N ).

Metasoma. Length of first tergite 1.3 × its apical width, its surface longitudinally striate, its dorsal carinae united submedially ( Fig. 28E ); dorsope distinct; convexity of upper valve of ovipositor small and with inconspicuous notch ( Fig. 28H ); setose part of ovipositor sheath 0.3 × as long as fore wing (total visible sheath 0.3 times), and almost as long as hind tibia ( Fig. 28H ).

Colour. Dark reddish brown ( Fig. 27); antenna and metasoma (but first tergite black) brown; palpi and legs (except dorsal side of femur and apical of hind tibia and whole hind tarsus dark brownish) pale yellow; pterostigma and veins brown, wing membrane hyaline.

Figures

FIGURE 28. Alysia vladik Belokobylskij, ♀, China (Sichuan), A, fore wing; B, hind wing; C, mesosoma, lateral aspect; D, mesosoma, dorsal aspect; E, propodeum, first and second metasomal tergites, dorsal aspect; F, propodeum and metasoma, dorsal aspect; G, basal segments of antenna, lateral aspect; H, ovipositor and ovipositor sheath, lateral aspect; I, head, dorsal aspect; J, head, anterior aspect; K, head, lateral aspect; L, mandible, full view on first and second teeth; M, mandible, full view on third tooth; N, hind leg, lateral aspect.