1. Apoaphelopus fisheri Olmi, Copeland & van Noort, sp. nov.

(Figs 264C, 265)

Diagnosis. ♂ of Apoaphelopus with POL about as long as OOL; notauli incomplete, reaching about 0.5 × length of mesoscutum.

Description. ♂ (Fig. 265). Fully winged; length 0.7–1.1 mm. Head brown-testaceous, except mandible tes- taceous; antenna testaceous; mesosoma and metasoma testaceous; legs yellow-testaceous. Antenna filiform, very slender and long, shorter than body; antennomeres in following proportions: 5:2.5:2.5:2.5:2.5:2:2.5:2.5:2.5:3.5. Head (Figs 265A, C, E) convex, subspheroidal, dull, granulate, finely setose; occiput very concave, unsculptured; frontal line absent; central area of frons with slight short median longitudinal furrow; occipital carina complete; POL = 2; OL = 1; OOL = 2; TL = 1; posterior ocelli touching occipital carina; temple very long, shorter than eye (1:3.5). Mesoscutum (Figs 265A, C), mesoscutellum and metanotum shiny, completely unsculptured. Notauli incomplete, reaching about 0.5 × length of mesoscutum. Epicnemium exposed. Metapectal-propodeal disc and propodeal declivity shiny, almost completely unsculptured, slightly rugose on sides of metapectal-propodeal disc. Mesopleuron and metapleuron shiny, unsculptured. Forewing (Fig. 265F) without pterostigma, with costal vein very thick; costal cell absent; 2r-rs&Rs vein present and not reaching margin of forewing; other veins of forewing absent, veins M and Cu being marked by dark stripes. Hind wing with costal vein absent, with two dark longitudinal median stripes. Basivolsella (Fig. 264C) with distal process parallel to distivolsella. Palpi absent. Tibial spurs 1/1/2.

♀. Unknown.

Material examined. Types: ♂ holotype (CASTYPE19447): MADAGASCAR: Mahajanga, Namoroka National Park, 16.9 km 317° NW Vilanandro, 16°24.4’S 45°18.6’E, 100 m, 12–16.XI.2002, MT, tropical dry forest, Fisher et al. leg., BLF 6581 (CAS) . Paratypes: MADAGASCAR: Antsiranana, Manongarivo Special Reserve, 17.3 km 218° SW Antanambao, 14°01.3’S 48°25.1’E, 1580 m, 27.X.1998, B.L. Fisher #1970, sifted litter (leaf mold, rotten wood), rainforest , 1♂ (MOLC); Mahajanga, Beanka Forest Reserve, 50.7 km E Maintirano, 17°52.49’S 44°28.08’E, 140 m, 28–31.X.2009, tropical dry forest on tsingy, MT, B.L. Fisher et al. leg., BLF23001 , 1♂ (MOLC); Mahajanga, Beanka Forest Reserve, 50.2 km E Maintirano, 18°01.35’S 44°03.02’E, 250 m, 19–26.X.2009, tropical dry forest on tsingy, MT, B.L. Fisher et al. leg., BLF22787 , 1♂ (CAS); Mahajanga, Bemarivo Special Reserve, 23.8 km 223° SW Besalampy, 16°55.30’S 44°22.06’E, 19–23.XI.2002, 30 m, sifted litter (leaf mold, rotten wood), in tropical dry forest, Fisher, Griswold et al. leg., BLF6693 , 1♂ (CAS); Mahajanga, Namoroka National Park, 21–31.X.2016, MT, C. Villemant leg. , 4♂♂ (3 in MNHN, 1 in MOLC); Toliara, Andohahela National Park, Ihazofotsy Parcelle III, 24°50.09’S 46°29.21’E, 80 m, 28.IV–6.V.2003, MT, dry spiny forest, M. Irwin, F. Parker & R. Harin’Hala leg., MA- 02-21-17 , 1♂ (CAS); Toliara, Makay Mts., 21°13.11’S, 45°19.26’E, 500 m, 24.XI–12.XII.2010, MT, gallery forest, sandy soil, B.L. Fisher et al. leg., BLF25357 , 1♂ (MOLC) .

Hosts. Unknown.

Distribution. Madagascar.

Etymology. The species is named after Brian L. Fisher, one of the collectors.

Remarks. Apoaphelopus fisheri is the smallest known species of Dryinidae .