Dryinus alticolus (Benoit, 1951)

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619 : 309

2. Dryinus alticolus (Benoit, 1951)

( Figs 121A, B )

Lestodryinus alticola Benoit 1951c: 4 .

Dryinus alticolus (Benoit) : Olmi 1984: 758.

Description. ♀. Fully winged; body length 4.5–5.0 mm. Head ferruginous, except one elongate brown spot on ocellar region and partly on frons (in specimen from Congo, 01°56’49.49’’N 30°02’19.58’’E, elongate spot on ocellar triangle and along frontal line); ventral side of head ferruginous, with brown spot (in specimen from Congo, 01°56’49.49’’N 30°02’19.58’’E, ventral side completely ferruginous); antenna testaceous; propleuron black, with dorsal reddish spot; pronotum ferruginous; rest of mesosoma black; metasoma brown; legs testaceous, except meso- and metacoxa partly brown. Head ( Fig. 121A ) excavated, dull, granulate, with temple very prominent and posterior margin of vertex excavated; frontal line complete; occipital carina complete; TL about 3 × as long as POL; OL slightly longer than POL; lateral ocelli touching occipital carina in holotype, almost touching in specimen from Congo, 01°56’49.49’’N 30°02’19.58’’E). Pronotum dull, granulate; pronotum crossed by slight anterior transverse impression and strong posterior transverse furrow; anterior collar slight; posterior collar distinct; pronotal tubercle not reaching tegula. Mesoscutum dull, granulate, with some areolae near posterior margin. Notauli incomplete, approximately reaching 0.75 × length of mesoscutum (in specimen from Congo, 01°56’49.49’’N 30°02’19.58’’E, notauli almost reaching posterior margin of mesoscutum). Mesoscutellum dull, granulate. Metanotum rugose. Metapectal-propodeal disc reticulate rugose; propodeal declivity reticulate rugose, without longitudinal keels. Forewing with three brown transverse bands; distal part of 2r-rs&Rs vein much longer than proximal part (17:4). Protarsomeres in following proportions: 20:4:6:19:30. Protarsomere 3 produced into hook. Enlarged claw ( Fig. 121B ) with one large subdistal tooth and one row of 14 lamellae. Protarsomere 5 ( Fig. 121B ) with two rows of 24–30 lamellae; apex with approximately 10–20 lamellae. Tibial spurs 1/1/2.

♂. Unknown.

Material examined. Types: ♀ holotype: DEMOCRATIC REPUBLIC OF THE CONGO: North Kivu , Rutsh- uru-Kilinga, 1.IV.1936, L. Lippens leg. ( MRAC) . Paratype: CAMEROON: Littoral Region, Moungo Department, N’Kongsamba , pont du N’Kam, 1939, P. Lepesme, R. Paulian & A. Villiers leg. , 1♀ ( MNHN). Other material: DEMOCRATIC REPUBLIC OF THE CONGO: Haut-Uele, Wamba Territory, Kikongo Mission , 04°15’S 17°10’E, VII.2008, MT, T. Chapman leg. , 1♀ ( DEUCD); Ituri, Djugu Territory, Mongbwalu mining camp, Mr. Beguin’s house, 01°56’49.49’’N 30°02’19.58’’E, 75 YPT traps, 1–8.III.2015, A. Gumovsky & C. Dhendro leg. , 1♀ ( SIZK) .

Hosts. Unknown.

Distribution. Cameroon, Democratic Republic of the Congo.

Figures

FIGURE 121. A, B: Dryinus alticolus (Benoit), ♀ holotype: head in dorsal view (A) and chela (B). C, D: Dryinus basilewskyi Benoit, ♀ holotype: head in dorsal view (C) and chela (D). E: Dryinus bellicosus Olmi, Copeland & van Noort sp. nov., holotype: chela. Scale bar: A: 0.36 mm; B: 0.12 mm; C: 0.46 mm; D: 0.11 mm; E: 0.15 mm.