Dryinus, Olmi & Copeland & Noort, 2019

Olmi, Massimo, Copeland, Robert S. & Noort, Simon Van, 2019, Dryinidae of the Afrotropical region (Hymenoptera, Chrysidoidea), Zootaxa 4630 (1), pp. 1-619 : 360

Afrotropical Dryinus group 3: key to the ♀♀

1. Notauli visible, incomplete............................................................................. 2

- Notauli absent....................................................................................... 6

2. Mesoscutum reticulate rugose......................................................... D. botswanensis (Olmi)

- Mesoscutum granulate, not reticulate rugose............................................................... 3

3. Enlarged claw with one row of bristles and apex rounded and provided with lamellae ( Fig. 149F ).... D. madagascolus Olmi

- Enlarged claw with one row of lamellae and apex pointed ( Fig. 144E ) or rounded ( Fig. 150B ) and never provided with lamellae................................................................................................ 4

4. Enlarged claw with apex rounded ( Fig. 150B ).......................... D. teres Olmi, Copeland & van Noort , sp. nov.

- Enlarged claw with apex pointed ( Fig. 144E )............................................................... 5

5. Enlarged claw without subapical tooth, with distal inner margin slightly serrated ( Fig. 144E )........... D. aberrans Benoit

- Enlarged claw with one big subapical tooth distinctly divided into two teeth ( Fig. 140C ) D. saussurei (Ceballos) (see group 1)

6. Enlarged claw with lamellae ( Figs 149E , 150D )............................................................. 7

- Enlarged claw without lamellae, only with bristles ( Figs 147B , 150A ).......................................... 13

7. Enlarged claw with proximal and medial lamellae ( Figs 147D , 149C )........................................... 8

- Enlarged claw without proximal lamellae ( Figs 144D , 150C ).................................................. 10

8. Enlarged claw not spatulate ( Fig. 150D ); forewing with one dark transverse band.................... D. vannoorti Olmi

- Enlarged claw spatulate ( Fig. 147D ); forewing with 1–2 dark transverse bands.................................... 9

9. Enlarged claw with few small teeth located around apex ( Fig. 149E ); head granulate and sculptured by many irregular keels..................................................................................... D. ivoriensis (Olmi)

- Enlarged claw with long row of many teeth present from proximal region to apex ( Fig. 147D ); head granulate, not sculptured by irregular keels......................................... D. dentatiforceps Olmi, Copeland & van Noort , sp. nov.

10. Enlarged claw with medial and distal lamellae ( Fig. 150C ); head with OL more than 4 × as long as POL........................................................................... D. tulearensis Olmi, Copeland & van Noort , sp. nov.

- Enlarged claw only with distal lamellae ( Figs 144D , 149B ); head with OL shorter than POL........................ 11

11. Forewing with two dark transverse bands; occipital carina complete............................. D. aethiopicus (Olmi)

- Forewing with one dark transverse band or one small dark spot; occipital carina incomplete......................... 12

12. Mesosoma almost totally black; mesoscutum completely granulate and reticulate rugose; mesoscutellum mostly reticulate rugose............................................................................. D. zambeziacus Olmi

- Mesosoma almost completely testaceous-reddish; mesoscutum granulate, with lateral regions sculptured by numerous transverse keels; mesoscutellum granulate.................................................... D. grobbelaarae Olmi

13. Hind wing with distal extremity darkened; mesoscutellum reticulate rugose; propodeal declivity completely reticulate rugose....................................................................................... D. noyesi (Olmi)

- Hind wing completely hyaline; mesoscutellum granulate or unsculptured; propodeal declivity completely reticulate rugose or with central area sculptured by irregular and longitudinal keels................................................ 14

14. Occipital carina laterally reaching eyes................................................... D. bekilyensis (Benoit)

- Occipital carina laterally not reaching eyes................................................... D. eardleyi (Olmi)

Figures

FIGURE 140. A: Dryinus pretorianus Olmi: hypopygium of ♂ from South Africa, Pretoria. B–D: Dryinus saussurei (Ceballos): head in dorsal view (B) and chela (D) of ♀ from Madagascar, Bekily; distal extremity of enlarged claw of ♀ from Madagascar, 18°01.35’S 44°03.02’E (C). E, F: Dryinus schoutedeni (Benoit), ♀ holotype: prothorax in lateral view (E) and chela (F). G: Dryinus seyrigi Benoit, holotype: prothorax in lateral view. Scale bar: A: 0.06 mm; B: 0.36 mm; C: 0.05 mm; D: 0.12 mm; E: 0.64 mm; F: 0.16 mm; G: 0.33 mm.

FIGURE 144. A: ♂ genitalia of Dryinus turneri Olmi, Copeland & Guglielmino, from Zimbabwe, Chishawasha. B–E: chelae of Dryinus species holotypes: B: D. ugandanus Olmi; C: D. constantiae Olmi (syn. of D. ugandanus); D: D. aethiopicus (Olmi); E: D. aberrans Benoit. Scale bar: A: 0.15 mm; B: 0.12 mm; C, D: 0.14 mm; E: 0.17 mm.

FIGURE 147. A: Dryinus aethiopicus (Olmi): genitalia of ♂ paratype. B–D: chelae of Dryinus species holotypes: B: D. bekilyensis (Benoit); C: D. botswanensis (Olmi); D: D. dentatiforceps Olmi, Copeland & van Noort sp. nov. Scale bar: A: 0.15 mm; B: 0.12 mm; C: 0.10 mm; D: 0.07 mm.

FIGURE 149. Chelae of Dryinus species. A: D. eardleyi (Olmi), holotype; B: D. grobbelaarae Olmi, holotype; C–E: D. ivoriensis (Olmi): holotype (C); ♀ from Madagascar, 24°56.21’S 46°37.60’E (D); ♀ from Tanzania, Mkomazi Game Reserve (E); F: D. madagascolus Olmi, holotype. Scale bar: A, D: 0.10 mm; B: 0.15 mm; C, E, F: 0.09 mm.

FIGURE 150. A–E: chelae of Dryinus species holotypes. A: D. noyesi (Olmi); B: D. teres Olmi, Copeland & van Noort sp. nov.; C: D. tulearensis Olmi, Copeland & van Noort sp. nov.; E: D. zambeziacus Olmi. F: D. zambeziacus Olmi: genitalia of ♂ paratype. Scale bar: A: 0.20 mm; B: 0.08 mm; C: 0.07 mm; D: 0.11 mm; E: 0.22 mm; F: 0.23 mm.