Dryinus pretorianus Olmi, 1984

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619 : 342

30. Dryinus pretorianus Olmi, 1984

( Figs 139E, F , 140A )

Dryinus pretorianus Olmi 1984: 767 ; 2006: 42.

Description. ♀. Fully winged; body length 6.2 mm. Head testaceous-reddish, with brown spot on frons; antenna brown, except scape and pedicel reddish and flagellomere 8 whitish; prothorax, mesoscutum and mesoscutellum reddish-dark; rest of mesosoma black; metasoma brown, except segment 1 partly reddish; legs testaceous, except chela and metatarsomere 2 and partly 3 whitish. Antenna clavate; antennomeres in following proportions: 9:7:49: 29:21:14:10:9:7:8. Head dull, flat, granulate; frontal line present; occipital carina complete; POL = 4.5; OL = 3.5; OOL = 11; OPL = 2; TL = 7; lateral ocelli situated behind virtual straight line joining posterior edges of eyes; posterior margin of vertex convex. Pronotum dull, setose, granulate, crossed by strong transverse impression; posterior collar long; pronotal tubercle not reaching tegula. Mesoscutum, mesoscutellum and metanotum dull, granulate, with numerous slight irregular keels. Notauli incomplete, reaching approximately 0.5 × length of mesoscutum. Metapectal-propodeal disc dull, reticulate rugose, with two median longitudinal keels; propodeal declivity reticulate rugose. Forewing with two dark transverse bands; distal part of 2r-rs&Rs vein longer than proximal part (15:7). Protarsomeres in following proportions: 20:3.5:8:17:28. Enlarged claw ( Fig. 139E ) with one subdistal tooth and one row of 10 lamellae. Protarsomere 5 ( Fig. 139E ) with two rows of about 45 lamellae extending continuously to apex. Tibial spurs 1/1/2.

♂. Fully winged; body length 2.4–2.6 mm. Head black, except mandible testaceous; antenna black, except scape and pedicel testaceous; mesosoma and metasoma black; legs brown, except articulations and tarsi testaceous. Antenna filiform; antennomeres in following proportions: 4:4:10:8:8:8:8:6:6:8. Head dull, granulate, with some slight areolae on lateral regions; frontal line incomplete; occipital carina incomplete; POL = 6; OL = 3; OOL = 4; OPL = 1; TL = 3. Mesoscutum and mesoscutellum dull, granulate. Notauli incomplete, reaching approximately 0.65 × length of mesoscutum. Metanotum dull, granulate, with numerous areolae near anterior margin. Metapectal-propodeal disc reticulate rugose, without transverse posterior keel; propodeal declivity reticulate rugose, without longitudinal keels. Forewing hyaline, without dark transverse bands; distal part of 2r-rs&Rs vein longer than proximal part (9:7). Genitalia in Fig. 139F . Hypopygium in Fig. 140A . Tibial spurs 1/1/2.

Material examined. Types: ♀ holotype: SOUTH AFRICA: Gauteng, Pretoria ( AEIC). Paratypes: same local- ity label as holotype , 2♂♂ ( AEIC) .

Hosts. Unknown.

Distribution. South Africa.

Figures

FIGURE 139. A, B: Dryinus orophilus (Benoit), ♂ genitalia of specimen from Nigeria, Ife (A) and Yemen, Al-Lahima (B). C–E: chelae of Dryinus species: C: D. paulyi Olmi, holotype; D: D. praecipuus Olmi, holotype; E: D. pretorianus Olmi, holo- type. F: Dryinus pretorianus Olmi, ♂ genitalia of specimen from South Africa, Pretoria. Scale bar: A, B, D, F: 0.10 mm; C, E: 0.14 mm.

FIGURE 140. A: Dryinus pretorianus Olmi: hypopygium of ♂ from South Africa, Pretoria. B–D: Dryinus saussurei (Ceballos): head in dorsal view (B) and chela (D) of ♀ from Madagascar, Bekily; distal extremity of enlarged claw of ♀ from Madagascar, 18°01.35’S 44°03.02’E (C). E, F: Dryinus schoutedeni (Benoit), ♀ holotype: prothorax in lateral view (E) and chela (F). G: Dryinus seyrigi Benoit, holotype: prothorax in lateral view. Scale bar: A: 0.06 mm; B: 0.36 mm; C: 0.05 mm; D: 0.12 mm; E: 0.64 mm; F: 0.16 mm; G: 0.33 mm.