Gonatopus schwarzorum Guglielmino & Olmi

Guglielmino, Adalgisa & Olmi, Massimo, 2014, Revision of the Afrotropical species of Gonatopus group 3 (Hymenoptera: Dryinidae), with description of a new species from Ghana, Zootaxa 3802 (1), pp. 35-50 : 47-48

11. Gonatopus schwarzorum Guglielmino & Olmi , sp. nov.

( Figs 20–22 )

Material examined. Type. Holotype ♀: GHANA: Eastern Region, NW Juapong, 9 Km E Akosombo, 06°16'N 00°07'E, 31.VIII.2012, Martin & Jonathan Schwarz leg. (OLL).

Diagnosis. Female of Gonatopus with palpal formula 5/3; mesosoma mostly black, except scutum mostly yellow, metanotum brown and posterior apex of propodeum yellow; pronotum crossed by strong transverse furrow; scutum without lateral pointed apophysis; metanotum with lateral pointed protrusions; metathorax + propodeum without strong median longitudinal furrow, with anterior surface sculptured by numerous slight longitudinal striae; enlarged claw with distal apex tapering, provided of one large subapical tooth and one row of lamellae.

Description. Female: apterous; length 3.0 mm. Head black, except mandible, gena and three stripes on anterior region of face along orbits and medially near clypeus testaceous; antenna brown, except segments 1–2 and 8–10 testaceous; mesosoma black, except pronotum brown, posterior half of scutum yellow, metanotum brown, distal apex of propodeum yellow; metasoma black; fore leg testaceous, except part of coxa, club of femur and tibia brown; mid- and hindleg testaceous, except part of coxae and clubs of femora brown. Antenna clavate; antennal segments in following proportions: 7:5:15:7:7:5:6:4:4.5:8. Head excavated, dull, slightly granulated; frontal line incomplete, absent near clypeus; occipital carina absent; POL = 1; OL = 2; OOL = 8. Palpal formula 5/3. Pronotum shiny, crossed by strong transverse furrow, unsculptured, except some longitudinal striae on disc. Scutum dull, sculptured by many longitudinal striae, laterally without one strong pointed apophysis, with three small lateral prominences corresponding to transverse carinas present on lateral regions of scutum. Metanotum rugose, hollow behind scutellum ( Fig. 20 ), with sides protruding; lateral protrusions of metanotum weakly pointed ( Fig. 21 ). Metathorax + propodeum dull, with anterior surface sculptured by numerous slight longitudinal striae; posterior surface of propodeum, mesopleuron and metapleuron transversely striate. Meso-metapleural suture distinct and complete. Protarsal segments in following proportions: 15:2.5:6:15:23. Segment 5 of protarsus ( Fig. 22 ) with two rows of 19 lamellae; distal apex with about 14 lamellae. Enlarged claw ( Fig. 22 ) with one large subdistal tooth and one row of 10 lamellae. Tibial spurs 1, 0, 1.

Male. Unknown.

Hosts. Unknown.

Etymology. The species is named after the collectors, Martin and Jonathan Schwarz.

Distribution. Madagascar.

Figures

FIGURES 19 – 22. 19. Gonatopus ruvidus, female holotype, chela. 20 – 22. G. schwarzorum sp. nov., female holotype (20, mesosoma in lateral view; 21, mesosoma in dorsal view; 22, chela). Scale bar 0.4 mm for 19, 0.8 mm for 20, 0.7 mm for 21, 0.2 mm for 22.