Trichiscus wittei ( Benoît, 1956 ), Benoit, 1956

Azevedo, Celso O., 2014, Revision of Trichiscus Benoît, 1956 (Hymenoptera, Bethylidae), Zootaxa 3802 (3), pp. 318-334 : 322

Trichiscus wittei ( Benoît, 1956)

( Figs 11 , 26–28 )

Dissomphalus (Trichiscus) wittei Benoît, 1956: 562 –563 (description), Benoît, 1957: 25 (fig. 5), 26 (new data). Trichiscus wittei: Benoît, 1986: 294 (key, combination), 294–295 (redescription), 296 ( Figs 1–2 ); Gordh & Móczár, 1990: 266 (catalog).

Description. MALE. Length 4.0 mm. Body dark castaneous; wings subhyaline. Clypeus with median lobe subtrapezoidal, apical margin thick medially in frontal view, medially with subtrapezoidal polished area; median carina complete, low and straight in profile. Frons strongly coriaceous, punctures little distinguishable from texture surface. Frons with anterior median callus. Vertex almost straight. Notaulus present on anterior half of mesoscutum. Propodeal disc rugose. Hypopygium ( Fig. 11 ) with posterior margin with deep and narrow median emargination. Genitalia ( Figs 26–28 ). Basal parameral expansion rectangular. Aedeagal ventral ramus long, reaching base of paramere, apex laminar, surface vertical, progressively narrowing apicad, apex spine-shaped. Aedeagal dorsal body with three pairs of apical lobes, outer pair laminar, surface vertical, dilated subapically, apex sharpened and ventrad in lateral view; ventral pair laminar, surface vertical, apex sharpened in lateral view; inner pair stout, membranous, hairy.

FEMALE unknown.

Material examined. Holotype ♂, DEM. REP. CONGO, Rutshuru, 24-IV-36, L. Lippens, 102 ( MRAC). Paratypes. DEM. REP. CONGO, 1 ♂: Lac Mokoto: c. Kishale, 23-IX-35, Dr. H. Damas, Parc National Albert, 54 ( MRAC); 1 ♂: Congo Belge: Kivu, Ritshuru. 1285 m., 65-vii- 1935, G.F. de Witte: 1619 ( MRAC); 1 ♂: Congo Belge: Kivu, Kalongo (lac Ndaraga-Mokoto), 1750 m. 22 au 27-iii-1934, G.F. de Witte: 325 ( MRAC); 1 ♂: Congo Belge: Kivu, Ritshuru, 1285m. 1 au 6-vi-1935, G.F. de Witte: 1401 ( MRAC); 1 ♂: Congo Belge: Kivu, Ritshuru, 1285 m. 4-vii-1935, G.F. de Witte: 1623 ( MRAC); 1 ♂: Congo Belge: Kivu, Ritshuru, 1100 m. 8-vii-1935, G.F. de Witte: 1629 ( MRAC); 1 ♂: Congo Belge: Kivu, Ritshuru, 1285 m. 6 au 8-vii-1934, G.F. de Witte: 431 ( MRAC); 1 ♂: Congo Belge: Kivu, Ritshuru 1285 m., 30-xii-1933 au 3-i-1934, G.F. de Witte: 146 ( MRAC); 1 ♂: Congo Belge: P.N.A. [=Parc National Albert], Escarpem. de Kabasha, 1500 m. 14-xii-1934, G.F. de Witte: 919 ( MRAC); RUANDA: 1 ♂, Kagogo, 1900 m., terr. Ruhengeri,, P. Basilewsky 29.1.1953 ( MRAC).

Variations. Lobes of posterior margin of hypopygium with posterior margin convex.

Figures

FIGURES 10 – 22. Hypopygium, dorsal view; 10. Trichiscus suzannae; 11. T. wittei; 12. T. noorti sp. nov.; 13. T. denisi sp. nov.; 14. T. briani sp. nov.; 15. T. copelandi sp. nov.; 16. T. mourei sp. nov.; 17. T. lynnae sp. nov.; 18. T. normani sp. nov.; 19. T. luboi sp. nov.; 20. T. zuparkoi sp. nov.; 21. T. ohli sp. nov.; 22. T. camargoi sp. nov. (Scale bars = 50 µm).

FIGURES 23 – 28. Male genitalia. 23 – 25 Trichiscus suzannae; 23. dorsal view; 24. ventral view; 25. lateral view. 26 – 28 T. wittei; 26. dorsal view; 27. ventral view; 28. lateral view. (Scale bars = 50 µm).

FIGURE 1 – 9. 1 – 4 Trichiscus noorti sp. nov.; 1. Habitus; 2. Head, dorsal view; 3. Mandible, lateral view; 4. Mesosoma, dorsal view. 5. T. copelandi sp. nov., mesosoma, dorsal view. 6. T. ohli sp. nov., mesosoma, dorsal view. 7 – 9 T. noorti sp. nov.; 7. Forewing, dorsal view; 8. Metasoma, lateral view; 9. Metasoma, dorsal view.