Dryinus ivoriensis (Olmi, 1989)

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619: 368-369

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Dryinus ivoriensis (Olmi, 1989)


51. Dryinus ivoriensis (Olmi, 1989)  

( Figs 149 View FIGURE 149 C–E)

Mesodryinus ivoriensis Olmi 1989b: 161   .

Dryinus ivoriensis (Olmi)   : Olmi 2004a: 357.

Description. ♀. Fully winged; body length 3.7–4.4 mm. Head black, with mandible testaceous; occasionally clyp- eus partly testaceous; antenna brown, except antennomeres 1, 2 and part of 3 testaceous; mesosoma black, except lateral margins of pronotum testaceous; metasoma black or brown, except distal extremity testaceous; legs testaceous, except clubs of femora darkened, meso- and metacoxa partly black and last tarsomere of meso- and metalegs brown. Antenna clavate; antennomeres in following proportions: 8:5:25:13:10:9:7:7:5:7. Head flat, shiny, granulate and completely sculptured by irregular keels; occiput granulate; frontal line complete; occipital carina incomplete, only present behind and on sides of lateral ocelli; temple absent; lateral ocelli touching occipital carina; POL = 4; OL = 3; OOL = 7. Pronotum shiny, granulate, crossed by slight anterior transverse impression and strong posterior transverse furrow; posterior collar short; disc humped; pronotal tubercle not reaching tegula. Mesoscutum dull, granulate and reticulate rugose. Notauli absent. Mesoscutum with two longitudinal keels similar to notauli. Mesoscutellum dull, granulate. Metanotum reticulate rugose. Metapectal-propodeal disc reticulate rugose; propodeal declivity reticulate rugose, with two longitudinal keels. Forewing with two dark transverse bands (in specimen from Madagascar, 24°56.21’S 46°37.60’E, forewing with one dark transverse band around 2r-rs&Rs vein); distal part of 2r-rs&Rs vein longer than proximal part (14: 7 in holotype; 8: 7 in specimen from Madagascar, 24°56.21’S 46°37.60’E). Hind wing hyaline. Protarsomeres in following proportions: 15:3:5:13:21. Enlarged claw ( Fig. 149C View FIGURE 149 ) spatulate, with seven very small teeth around apex (in specimen from Madagascar, 24°56.21’S 46°37.60’E, enlarged claw with 11 medial and distal teeth ( Fig. 149D View FIGURE 149 ), in addition to one row of 6–7 proximal and medial lamellae; in specimens from Tanzania, 03°58.57’S 37°49.34’E, and Madagascar, 24°56.21’S 46°37.60’E, enlarged claw with two distal lamellae ( Fig. 149E View FIGURE 149 )). Protarsomere 5 ( Figs 149 View FIGURE 149 C-E) with two rows of approximately 2 (very long) + 18–22 lamellae extending continuously to apex. Tibial spurs 1/1/2.

♂. Unknown.

Material examined. Type: ♀ holotype: IVORY COAST: Vallée du Bandama, Katiola Dept., 20 km E Katiola, Logbonou , MT, savanna, 8.V.1981, J.W. Everts leg. ( DEUW)   . Other material: MADAGASCAR: Toliara, Andohahela National Park, Tsimelahy , parcelle II, 24°56.21’S 46°37.60’E, 180 m, 28.III–8.IV.2003, MT, transitional forest, M. Irwin, F. Parker & R. Harin’Hala leg., MA- 02-20-20 GoogleMaps   , 1♀ ( CAS)   . TANZANIA: Mkomazi Game Reserve, Mzukune River in Mbono Valley , 03°58.57’S 37°49.34’E, 27.IV.1996, sweep, mk37, grasses & shrubs, riverine bushland along dry river corse, SAM-HYM-PO20414, S. van Noort leg. GoogleMaps   , 1♀ ( SAMC)   .

Hosts. Unknown.

Distribution. Ivory Coast, Madagascar, Tanzania.


California Academy of Sciences


Iziko Museums of Cape Town






Dryinus ivoriensis (Olmi, 1989)

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van 2019

Dryinus ivoriensis

Olmi, M. 2004: 357

Mesodryinus ivoriensis

Olmi, M. 1989: 161