Gonatopus nigrior ( Olmi, 1984 )

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619 : 472-473

51. Gonatopus nigrior ( Olmi, 1984)

( Fig. 201B )

Tetrodontochelys nigrior Olmi 1984: 1458 .

Gonatopus nigrior (Olmi) : Olmi 1998c: 66; 2006: 47; 2009b: 460.

Description. ♀. Apterous; body length 2.1–2.2 mm. Head brown-black, except mandible, clypeus and region of frons along orbits yellow; antenna brown, except scape yellow; mesosoma and metasoma black; legs testaceous, except clubs of femora and meso- and metacoxa brown; occasionally extremities of meso- and metatibia brown. In specimen from Democratic Republic of the Congo, 04°19’S 17°08’E, head totally testaceous; antenna brown, except scape and pedicel testaceous; mesosoma black; metasoma brown; legs testaceous. Head excavated, shiny, bare, unsculptured; frontal line complete; occipital carina incomplete, only shortly present on sides of lateral ocelli; POL = 2.5; OL = 2.5; OOL = 14. Palpal formula 4/2. Pronotum shiny, setose, unsculptured, not crossed by transverse impression or very slightly impressed. Mesoscutum shiny, with some longitudinal keels. Metapectal-propodeal disc shiny, unsculptured; propodeal declivity, meso- and metapleuron slightly transversely striate. Meso-metapleural suture obsolete. Protarsomere 1 slightly longer than 4 (8:7). Enlarged claw ( Fig. 201B ) with one small subapical tooth and 4–5 lamellae or peg-like setae. Protarsomere 5 ( Fig. 201B ) with one row of 18–21 lamellae; apex with 5–11 lamellae. Tibial spurs 1/0/1.

♂. Unknown.

Material examined. Types: ♀ holotype: SOUTH AFRICA: KwaZulu-Natal, Drakensberg, Van Reenen, 1– 22.I.1927 ( NHMUK) . Paratype: same locality label as holotype, XI.1926, 1 ♀ ( NHMUK). Other material: DEMO- CRATIC REPUBLIC OF THE CONGO: Haut-Uele, Wamba Territory, Yelingi Grassland, 5 km E Kikongo Mission, 04°19’S 17°08’E, 8.IV.2006, sweeping grass, S.L. Heydon & S.E. Stevenson leg., 1♀ (DEUCD). SOUTH AF- RICA: Free State, Sasolburg, Roadside verges, Wonderfontein Road, 26°47.20’S 27°47.33’E, 1450 m, 23.XI.1999, D-Vac, IS 22, seeded mainly with Eragrostis tef., M. Stiller leg., 1♀ (SANC).

Hosts. Unknown.

Distribution. Democratic Republic of the Congo, South Africa.

Figures

FIGURE 201. Chelae of Gonatopus species. A: G. mossambicus Olmi, holotype. B: G. nigrior (Olmi), holotype. C: G. ochreus (Olmi), holotype. D: G. rubripes (Olmi), holotype. E; F: G. varipes Brues: holotype (E); ♀ from South Africa, 25°24’S 28°06’E (F). Scale bar: A–C: 0.05 mm; D: 0.07 mm; E: 0.06 mm; F: 0.08 mm.