Dissomphalus diwai, Mugrabi & Azevedo, 2016

Mugrabi, Daniele F. & Azevedo, Celso O., 2016, Description of 91 new species of DIssomphalus Ashmead (Hymenoptera: Bethylidae) from New Guinea Island and surrounded areas, Mémoires du Muséum national d'Histoire naturelle 209, pp. 451-564 : 488-490

Dissomphalus diwai n. sp.

Figures 21, 117, 210, 347-348

TYPE MATERIAL — Holotype, ♂, Papua New Guinea. Province Madang, Mount Wilhelm (-5.741031, 145.3294), 200m, 25-26/10/2012, leg Dilu, Ray, Novotny, Leponce, Plot 2, understorey, Malaise - MAL-MW0200B-01/16-d01, P1014- 11947 ( MNHN). Paratypes. Papua New Guinea. Province Madang, Mount Wilhelm, 200m, leg Dilu, Ray, Novotny, Leponce, understorey, Malaise, 1♂ (-5.741031, 145.3294), 04-05/11/2012, Plot 2, MAL-MW0200B-11/16-d11, P1024- 11970 ( MNHN); 1♂ (-5.744789, 145.3272), 02-03/11/2012, Plot 3, MAL-MW0200C-09/16-d09, P1038-3714 ( MNHN); 1♂, New Guinea, NE: Morobe Distr.: Zenag to Gurakor, 760m, 16.VIII.1978, J. L. Gressitt & Wita Colls, Malaise trap - 6, Bishop Museum ( BPBM).

DESCRIPTION — MALE: Body length 2.4-2.7 mm. Head and mesosoma black; metasoma dark castaneous. Head (Figure 21). Mandible with four apical teeth. Clypeus with median lobe subtrapezoidal; median tooth rounded; median carina absent. Frons strongly coriaceous. Mesosoma. Pronotal disc with anterior margin carinate, strongly coriaceous. Metapectal-propodeal complex with lateral and posterior areas carinate. Metasoma (Figure 117). Tergal process with deep, longitudinally elliptical and sublateral pair of depression, 0.53 x as long as tergite II, diverging posterad, with very small and thin setae on lateral area, inner margin of depression slightly higher then median region of tergite II; each depression with small tubercle on its inner area, conical in longitudinal section, low, entirely laterad, with small pit on top, with small few setae anterad. Hypopygium (Figure 210) with median stalk evenly narrow, 1.7 x as long as hypopygial plate; lateral stalk triangular; posterior margin straight with median concavity. Genitalia (Figures 347-348). Basal margin of paramere with angled projection. Aedeagal dorsal body with apex lower than parameral apex; wider medially, narrowing abruptly apicad. Aedeagal ventral ramus with apex higher than aedeagal dorsal body apex; deeply bifurcated forming two sheets, ventral sheet long and flag-shaped, dorsal sheet small and subquadrate. Genital ring slightly produced, each half convex in dorsal view.

FEMALE: Unknown.

ETYMOLOGY — The noun in apposition diwai means tree in Tok Pisin.

FIGURES 145-156

Metasoma in dorsal view. 145, D. mwalo n. sp. 146, D.mwalo n. sp. 147, D.natnat n. sp. 148, D.nek n. sp. 149, D.niuspapa n. sp. 150, D.nus n. sp. 151, D.opis n. sp. 152, D.papai n. sp. 153, D.pepa n. sp. 154, D.pike n. sp. 155, D.pikinini n. sp. 156, D.pis n. sp. Scale bars 100 µm.

FIGURES 157-168

Metasoma in dorsal view. 157, D. pisin n. sp. 158, D.plaua n. sp. 159, D.ples n. sp. 160, D. popo n. sp. 161, D.pukpuk n. sp. 162, D. renbo n. sp. 163, D. rokrok n. sp. 164, D. ros n. sp. 165, D.sanda n. sp. 166, D. save n. sp. 167, D. sis n. sp. 168, D.slika n. sp. Scale bars 100 µm.