Gonatopus mixtus Olmi, 2004

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619 : 447-448

27. Gonatopus mixtus Olmi, 2004

( Figs 178B, C , 182C )

Gonatopus mixtus Olmi 2004d: 103 ; Azevedo et al. 2010: 897; Guglielmino & Olmi 2014a: 43 .

Description. ♀ ( Figs 178B, C ). Apterous; body length 3.4–3.5 mm. Testaceous, except petiole black; antenna of specimen from Madagascar, 15°11.18’S 49°36.54’E, brown, except scape testaceous and flagellomeres 6–8 whitish; antenna of holotype testaceous, with last two antennomeres whitish; antenna of specimen from Madagascar, 18°51’29’’S 48°17’06’’E, brown, except antennomere 10 whitish. Antenna clavate; ADOs in antennomeres 6–10; antennomeres of specimen from Madagascar, 15°11.18’S 49°36.54’E, in following proportions: 10:5:15:7:6:5.5: 5.5:5.5:5:10; antennomeres of holotype in following proportions: 10:4:12:5.5:5:5:5:5:5:9. Head excavated, shiny, unsculptured; frontal line complete; occipital carina absent; temple distinct; head of specimen from Madagascar, 15°11.18’S 49°36.54’E, with POL = 0.5; OL = 1.5; OOL = 7; head of holotype with POL = 1; OL = 2; OOL = 6. Palpal formula 5/3 or 6/3 (5/ 3 in holotype; 6/ 3 in specimen from Madagascar, 7 km W Ranomafana). Pronotum shiny, unsculptured, crossed by strong transverse impression. Mesoscutum shiny, unsculptured, with two large lateral pointed apophyses ( Fig. 178B ). Mesoscutum very slender, about twice as long as broad (9:4.5: length calculated from anterior margin to imaginary line joining two lateral pointed apophyses of mesoscutum). Mesoscutellum shiny, smooth, flat. Metanotum about coplanar to mesoscutellum ( Fig. 178C ), flat, almost completely unsculptured, with or without few short keels. Metanotum with two large lateral pointed protrusions ( Fig. 178B ). Metapectal-propodeal disc shiny, unsculptured; propodeal declivity transversely striate. In specimens from Madagascar, 16°46.22’S 49°15.56’E, metapectal-propodeal disc slightly transversely striate. Mesopleuron and metapleuron shiny, unsculptured. Mesometapleural suture distinct and complete. In specimen from Madagascar, 15°11.18’S 49°36.54’E, Protarsomeres in following proportions: 13:2.5:5:15:25; Protarsomeres of holotype in following proportions: 10:2:4:12:20. Enlarged claw ( Fig. 182C ) with one large subdistal tooth and one row of 4–6 lamellae + 1 bristle. Protarsomere 5 ( Fig. 182C ) with two rows of 11–15 lamellae; apex with approximately 10–11 lamellae. Tibial spurs 1/0/1.

♂. Unknown.

Material examined. Type: ♀ holotype: MADAGASCAR: Fianarantsoa, Ranomafana National Park , Vohipa- rara area, 21°24.032’S 47°39.399’E, 1150 m, Pitfall trap, mixed tropical forest, 8–19.I.2001, D.H. & K.M. Kavanaugh, R.L. Brett, E. Elsom & F. Vargas leg. ( CAS) . Other material: MADAGASCAR: Fianarantsoa, Ranomafana National Park, Vatoharanana River , 4.1 km 231° SW Ranomafana, 21°17.24’S 47°26.00’E, 1100 m, sifted litter, montane rainforest, 27–31.III.2003, Fisher, Griswold et al. leg., BLF 8400 , 3♀♀ (2 in CAS, 1 in MOLC); Fianrant- soa, 7 km W Ranomafana , 900 m, 20–31.I.1990, flight intercept-yellow pan trap in Malaise trap in small clearing montante rainforest, W.E. Steiner leg. , 1♀ ( USNM); Fianarantsoa, 38 km S Ambalavao , 22°12’S 46°58’E, 1680 m, 23.X.1993, B.L. Fisher leg. , 2♀♀ ( DEUCD, MOLC); Toamasina, Montagne d’Anianaharibe, 18.0 km 21° NNE Ambinanitelo , 15°11.18’S 49°36.54’E, 470 m, 8–12.III.2003, sifted litter (leaf mold, rotten wood) in rainforest, Fisher, Griswold et al. leg., BLF 8002 , 1♀ ( CAS); Toamasina, 11 km WSW Befingotra, Anjanaharibe-sud Reserve , 14°45’S 49°27’E, 1565 m, 16.XI.1994, montane rainforest, sifted litter (leaf mold, rotten wood), B.L. Fisher leg. , 2♀♀ ( DEUCD); Toamasina, Ambatovy , 12.4 km NE Moramanga, 18°51’29’’S 48°17’06’’E, 1040 m, 5–8.III.2007, pitfall trap, B.L. Fisher et al. leg., BLF16919 , 1♀ ( CAS); Toamasina, Ambatovaky Special Reserve, Sandrangato River , 16°46.22’S 49°15.56’E, 450 m, 20–22.II.2010, sifted litter, rainforest, B.L. Fisher et al. leg ., 1♀ ( MOLC); Toliara, 9.2 km N Tolanaro, Ilapiry Mt. , 24°51.27’S 47°00.38’E, 400 m, 31.I.1995, K.C. Emberton et al. leg., rainforest, sifted litter (leaf mold, rotten wood) , 1♀ ( DEUCD); Toliara, 13 km W Enakara, Andohahela Reserve , 24°33’S 46°48’E, 1250 m, 30.XI.1992, montane rainforest, sifted litter (leaf mold, rotten wood), B.L. Fisher leg. , 1♀ ( DEUCD) .

Hosts. Unknown.

Distribution. Madagascar.

Figures

FIGURE 178. Habitus of Gonatopus species: group 3. A: G. acuminatus (Olmi), ♀ holotype in dorsal view. B, C: G. mixtus Olmi, ♀ holotype in dorsal (B) and lateral (C) view. Scale bar: A: 2.31 mm.

FIGURE 182.Chelae of Gonatopus species holotypes.A: G. hantamensis Olmi, Copeland & van Noort sp. nov. B: G. madecassus Olmi. C: G. mixtus Olmi. D: G. nicator Olmi. E: G. pluvialis Olmi. F: G. robertsoni Olmi, Copeland & van Noort sp. nov. Scale bar: A, D, F: 0.09 mm; B: 0.13 mm; C, E: 0.07 mm.