Adryinus mostovskii, Olmi, 2007

Olmi, Massimo, 2007, New species of Afrotropical Dryinidae (Hymenoptera: Chrysidoidea), with description of a new genus and a new subfamily, African Invertebrates 48 (2), pp. 199-232 : 215-216

Adryinus mostovskii sp. n.

Fig. 15

Etymology: This species is named after Dr Mikhail Mostovski.

Description:

Female.

Fully winged; length 4.68 mm. Head black, with mandibles and clypeus ferruginousreddish; antennae testaceous, with segments 7–10 brown; mesosoma black, with lateral regions, anterior and posterior margin of pronotum, dorsal stripe of propleura reddish; gaster ferruginous, with a few brown areas; legs ferruginous-testaceous. Antennae clavate; antennal segments in following proportions: 15:6:22:15:11:8:6:5:5:7. Head dull, excavated, granulated and reticulate rugose, without numerous parallel keels on face and vertex; occiput granulated and sculptured by numerous longitudinal keels; frontal line complete; occipital carina absent. POL = 6; OL = 2.5; OOL = 12. Maxillary palpi 6- segmented; labial palpi 3-segmented. Pronotum crossed by transverse impression, dull, granulated and sculptured by numerous longitudinal striae on collar and around disc; posterior edges of pronotum rounded, not produced into lobes. Scutum dull, granulated and with numerous longitudinal keels. Notauli absent. Scutellum granulated and reticulate rugose, with no longitudinal keels. Metanotum very reduced and short, reticulate rugose. Propodeum reticulate rugose, with 2 short longitudinal keels on posterior surface. Forewing with two dark transverse bands; distal part of stigmal vein approximately 1.6 as long as proximal part (8:5). Fore tarsal segments in following proportions: 22:3:7:12:22. Enlarged claw ( Fig. 15 ) with subapical tooth and 4 bristles. Segment 5 of front tarsus ( Fig. 15 ) with two rows of 7+6 lamellae; distal apex of segment 5 with group of at least 30 lamellae. Tibial spurs 1, 0, 1.

Male. Unknown.

Holotype: ^“ SOUTH AFRICA: KwaZulu-Natal, Royal Natal Nat. Res., 28 ° 41.4'S: 28 ° 56.3'E, alt. 1420 m, 10–13.xii.2004, Malaise trap, M. Mostovski ”; [red] “ Adryinus mostovskii sp. n. M. Olmi det. 2006, ^” (NMSA).

Hosts: Unknown.

Comparison: The female of A. mostovskii is similar to that of A. bellicosus (Benoit, 1950) . The main differences are: in A. bellicosus , head and scutellum with longitudinal keels, clypeus black; in A. mostovskii , head and scutellum without longitudinal keels, clypeus ferruginous-reddish.

Figures

Figs 13–15. (13) Thaumatodryinus sokokensis sp. n., male holotype, genitalia, scale bar = 0.06 mm; (14) Dryinus irwini sp. n., female holotype, chela, scale bar = 0.06 mm; (15) Adryinus mostovskii sp. n., female holotype, chela, scale bar = 0.08 mm.