Sculptolobus suavis ( Szepligeti , 1918) Samartsev & van Achterberg, 2021

Samartsev, Konstantin & van Achterberg, Cornelis, 2021, Afrotropical species of the genus Sculptolobus Yang, van Achterberg & Chen (Hymenoptera, Braconidae, Braconinae), Journal of Hymenoptera Research 84, pp. 301-325 : 301

Sculptolobus suavis ( Szepligeti, 1918) comb. nov.

Fig. 7J-R

Bracon suavis Szépligeti, 1918: 189; Shenefelt 1978: 1542.

Microbracon suavis : Brues 1926: 313.

Material examined.

Lectotype (here designated). Namibia • Female; " D.S.W. Africa Windhuk " [German South West Africa, Windhoek]; S.V. Krause leg.; MNB.

Distribution.

Namibia ( Szépligeti 1918).

Description.

Female. Fore wing length 2.2 mm. Head. Width of head (dorsal view) 1.9 × its median length. OOL 2.0 × Od; POL 1.9 × Od; OOL 1.1 × POL. Face 1.9 × as wide as high. Longitudinal diameter of eye 2.3 × longer than malar space (anterior view). Malar space 0.9 × base of mandible. Width of hypoclypeal depression 1.1 × distance from depression to eye. Antenna. First flagellomere 2.0 × as long as wide. Mesosoma 1.3 × as long as high. Mesoscutum widely setose on notauli and with sparse setae medio-longitudinally. Wings. Vein r arising from basal 0.4 × of pterostigma. Vein 1-R1 1.5 × as long as pterostigma. Marginal cell 7.5 × as long as distance from its apex to apex of wing. Vein 3-SR as long as vein r, 0.2 × vein SR1, 0.75 × vein 2-SR. Vein 2-SR+M 0.55 × vein 2-SR, 1.2 × vein m-cu. Vein cu-a interstitial. Legs. Hind femur 4.1 × longer than wide. Fifth segment of hind tarsus 0.9 × as long as second segment, 0.55 × as long as hind basitarsus. Metasoma. Median length of T1 0.8 × its apical width. T1 without dorsal carinae and sublateral posteriorly converging carinae. T2 medially as long as T3; basal width of T2 1.8 × its median length. Anterolateral areas of T2 incompletely separated by S-shaped sublateral carinae and short subparallel crenulate furrows delineating short weakly elevated median area. Spiracle of T2 located in middle of tergite, near its lateral margin. Suture between T2 and T3 deep, curved and crenulate. Apical margins of T3-T6 without transverse subapical grooves. Ovipositor sheath 0.95 × and 0.30 × as long as hind tibia and fore wing, respectively. Colouration pattern as in S. somnialis .

Male. Unknown.

Remarks.

The redescription is based on the photographs of the lectotype.

Figures

Figure 7. Sculptolobus somnialis (Szepligeti, 1913), comb. nov. (A-C, E, G, H female, RMNH D, I male, RMNH F female, ZISP) and S. suavis (Szepligeti, 1918), comb. nov. (J-R lectotype, female, MNB) A, L head, anterior view B head, ventrolateral view C head, lateral view D, G metasoma, dorsolateral view E, N head and mesosoma, lateral view F, H, R metasoma, dorsal view I, J habitus, lateral view K head, dorsal view M labels O T 1, dorsal view P fore wing Q propodeum, dorsal view. Scale bars: 1 mm (I, J); 0.5 mm (D-H, N, P, R); 0.25 mm (A-C, K, L, O, Q).