Gonatopus vulgaris Olmi, 2000

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619 : 477-478

55. Gonatopus vulgaris Olmi, 2000

( Figs 200F , 202 D–F, 203 D)

Tetrodontochelys obscurus Olmi 1984: 1452 (preoccupied by Mercetia obscura Ceballos 1936 ).

Gonatopus obscurus (Olmi) : Olmi 1994c: 11; 1998a: 56; 2004a: 367.

Gonatopus vulgaris Olmi 2000: 72 ; 2006: 47; Guglielmino & Olmi 2007: 125, 126; Azevedo et al. 2010: 901.

Description. ♀. Apterous; body length 1.7–2.4 mm. Head brown-reddish, except mandible, clypeus and anterior region of frons yellow; antenna yellow-brown; pronotum brown-reddish; mesoscutum yellow; rest of mesosoma brown-reddish or black, except distal extremity of propodeal declivity yellow; petiole black; metasoma brown-reddish; legs yellow, except club of profemur brownish. In specimen from Madagascar, Morondava, head and mesosoma completely testaceous-reddish. In two small specimens (1.7 mm) from South Africa, 17 th km of R 315 from Malmesbury to Darling, body totally yellow-testaceous, except petiole black. Head ( Fig. 202D ) excavated, shiny, unsculptured; frontal line complete; occipital carina incomplete, only shortly present on sides of lateral ocelli; POL = 3; OL = 5; OOL = 15. Palpal formula 3/2. Pronotum shiny, unsculptured, not crossed by transverse impression or very slightly impressed ( Fig. 202F ). Mesoscutum without lateral pointed apophyses ( Fig. 202E ). Metanotum sloping anteriorly, about coplanar to mesoscutellum, with sides rounded. Metapectal-propodeal disc shiny, unsculptured, with or without track of median longitudinal furrow; propodeal declivity, meso- and metapleuron transversely striate. Meso-metapleural suture obsolete. Protarsomeres in following proportions: 8:2:3:7:13. Enlarged claw ( Fig. 203D ) with one small subapical tooth and 4–6 peg-like setae. Protarsomere 5 ( Fig. 203D ) with inner proximal serrate region and one row of 12–15 lamellae; apex with 6–8 lamellae. Tibial spurs 1/0/1.

♂. Fully winged; body length 1.6 mm. Head, antenna and mesosoma black; metasoma and legs brown. An- tenna filiform, with antennomere 3 less than 3 × as long as broad (4:2); antennomeres in following proportions: 3.5:3:4:4:4:4:4:4:3.5:5. Head swollen, shiny, granulate; frontal line absent; occipital carina absent; POL = 6; OL = 3; OOL = 3; temple distinct; vertex with smooth ovoidal shiny area situated between eyes and lateral ocelli (area surrounded anteriorly by strong prominent process). Palpal formula 3/2. Mesoscutum dull, granulate. Notauli incomplete, reaching approximately 0.5 × length of mesoscutum. Mesoscutellum and metanotum shiny, finely punctate, unsculptured among punctures. Metapectal-propodeal disc and propodeal declivity dull, reticulate rugose. Forewing hyaline, without dark transverse bands; distal part of 2r-rs&Rs vein longer than proximal part (8:4). Dorsal process of paramere ( Fig. 200F ) short and slender. Tibial spurs 1/1/2.

Material examined. Types: ♀ holotype: SOUTH AFRICA: Western Cape Prov., Mossel Bay , 30.XII.1938, R.E. Turner leg. ( NHMUK) . Paratypes: same locality label as holotype, 6.XII.1938, 17.XII.1938, 20.XII.1938, 30.XII.1938, 24.I.1939, 3.II.1939, 1.II.1939, 6.II.1939 , 37♀♀ ( NHMUK); same locality label , 7♀♀ ( AMNH). Other material: MADAGASCAR: Toliara, Morondava , 2♀♀ ( AMNH). MOZAMBIQUE: Niassa, Cuamba, Mozambique Catholic University Campus , reared from a nymph of an unidentified species of Cicadellidae , C. 30.III.2003, B. 1.IV.2003, Sf. 20.IV.2003, M. Olmi leg. , 1♀ ( MOLC). SOUTH AFRICA: Eastern Cape, near Port Elizabeth, Cape Recife Nature Reserve , reared from an unidentified species of Cicadellidae , 1♀ ( AMNH); Free State, Wonderwater Coal Strip Mine, near Sasolburg , 26°46.11’S 27°47.00’E, 1450 m, 17.XII.1998, Dvac grass in seeded rehabilitation, West burm, M. Stiller leg. , 1♀ ( SANC); Free State, Sasolburg, Wonderwater Colliery , 1450 m, 23.XI.1999, D-Vac, near IS 08, 08a, 20, mainly on Cynodon dactylon , regrowth after fire, west burm, M. Stiller leg. , 1♀ ( SANC); Western Cape, 17 th km of R 315 from Malmesbury to Darling, C. 4.II.2006, B. 7.II.2006, reared from Exitianus taeniaticeps (Kirschbaum) , 3 A, M. Olmi reared , 2♀♀ ( SAMC); Western Cape, Cederberg Mts., Algeria , 6.II.2006, M. Olmi reared from Aconurella aethiopica (Cogan) , 4♀♀, 1♂ ( MOLC) , 1♀ ( SAMC) .

Hosts. Cicadellidae ( Guglielmino et al. 2013) :in Mozambique: nymphs of unidentified species of Cicadellidae ; in South Africa: Aconurella aethiopica (Cogan) ; Exitianus taeniaticeps (Kirschbaum) .

Distribution. Madagascar, Mozambique, South Africa.

Figures

FIGURE 200. A, B, D–F: ♂ genitalia of Gonatopus species: group 6. A: G. mossambicus Olmi: ♂ from Mozambique, 3 km N Umbelúzi; B: G. ochreus (Olmi): ♂ from Cameroun, Djarengol; D: G. rubripes (Olmi): ♂ from Mozambique, 23.6 km S Macia; E: G. varipes Brues: ♂ from Mozambique, Inhaca Island; F: G. vulgaris Olmi: ♂ from South Africa, Cape Recife Nat. Reserve gate. C: head in dorsal view of G. ochreus (Olmi), ♂ from Mozambique, Coração Sagrado de Jesus de Maua. Scale bar: A: 0.10 mm; B: 0.09 mm; C: 0.13 mm; D, E: 0.08 mm; F: 0.11 mm.

FIGURE 202. Gonatopus species, group 6. A–C: G. varipes Brues, ♀ holotype: head in frontal view (A); mesosoma in dorsal (B) and lateral (C) view. D–F: G. vulgaris Olmi, ♀ holotype: head in frontal view (D); mesosoma in dorsal (E) and lateral (F) view. G–I: G. yemenensis Olmi & van Harten, ♀ holotype: head in frontal (G) and dorsal (H) view; mesosoma in lateral view (I). Scale bar: A, G: 0.24 mm; B: 0.81 mm; C, E, F: 0.66 mm; D: 0.16 mm; H: 0.23 mm; I: 0.98 mm.

FIGURE 203. Gonatopus species, group 6. A–C, E: G. zairensis (Olmi), ♀ holotype: head in frontal view (A); mesosoma in dorsal (B) and lateral (C) view; chela (E). D: G. vulgaris Olmi, ♀ holotype: chela. F: G. yemenensis Olmi & van Harten, ♀ holotype: chela. Scale bar: A: 0.21 mm; B, C: 0.72 mm; D, E: 0.05 mm; F: 0.09 mm.