Lonchodryinus ater, Olmi, 2023

Olmi, Massimo, 2023, Discovery of a new species of Lonchodryinus from Madagascar (Hymenoptera, Dryinidae), Journal of Insect Biodiversity and Systematics 9 (4), pp. 801-808 : 802

Lonchodryinus ater sp. nov. ( Figs 1, 3)

https://zoobank.org/ urn:lsid:zoobank.org:act:347F37A4-84B1-4FAC-94D0-8CB480992879

Diagnosis. Male of Lonchodryinus with POL about twice as long as OL ( Fig. 1E); mesoscutum dull, very strongly punctate and sculptured by short irregular longitudinal keels ( Fig. 1C); fore wing with distal part of 2r-rs&Rs vein much longer than proximal part (12:7) ( Fig. 1A); pterostigma ( Fig. 1A) less than four times as long as broad (15:4.5); paramere without mosaic structure on inner side ( Fig. 3A).

Material examined. Holotype ♂: MADAGASCAR: Toliara Prov., Beza Mahafaly Reserve , parcelle I near research station, 23°41.19'S 44°35.46'E, 165 m, 8–15.II.2002, MT in dry deciduous forest, M.E. Irwin, F.D. Parker & R. Harin’Hala leg., MA-02-14A-15, 1 ♂ ( CAS).

Description. Male holotype ( Figs 1A, B). Macropterous ( Figs 1A, B); length 2.6 mm. Head black, except mandible testaceous; antenna brown; mesosoma black; metasoma brown-black; fore and mid leg brown, except tibiae and tarsi yellow testaceous; hind leg brown, except tarsus testaceous. Antenna filiform, with setae shorter than breadth of antennomeres; antennomeres in the following proportions: 6:6:5:8:7:8:6:6:6:9+. Head ( Fig. 1E) dull, strongly punctate and sculptured by short irregular longitudinal keels; vertex without two oblique keels from lateral ocelli to the occipital carina; clypeus strongly punctate, with anterior margin rounded, not bidentate; frontal line absent; occipital carina complete; POL = 11; OL = 5.5; OOL = 9; OPL = 8; TL = 7. Mesoscutum ( Fig. 1C) dull, very strongly punctate and sculptured by short irregular longitudinal keels. Notauli incomplete, reaching approximately 0.5× length of mesoscutum. Mesoscutellum shiny, punctate, unsculptured among punctures. Metanotum dull, reticulate rugose. Metapectal-propodeal disc dull, reticulate rugose, without transverse posterior keel; propodeal declivity completely reticulate rugose, without longitudinal or transverse keels. Fore wing ( Fig. 1A) hyaline, without dark transverse bands; distal part of 2r-rs&Rs vein much longer than proximal part (12:7). Pterostigma ( Fig. 1A) less than four times as long as broad (15:4.5). Paramere ( Fig. 3A) without distal inner process and mosaic structure on the inner side. Tibial spurs 1/1/2.

Female. Unknown.