Apoderiger grandis Hlaváč, 2025, sp. nov.
Year: 2025
Type: other
Abstract: Apoderiger grandis sp. nov. urn:lsid:zoobank.org:act: CCB3380D-0F5D-487A-AC52-A323DFABD8C1 Figs 4I–J, 5 Diagnosis Last antennomere slightly curved in distal portion; posterior metaventral process short, wide with straight margin; elytra with sutural and discal striae; composite tergite in posterior portion with pair of long, triangular, closely separated projections clearly exceeding posterior margin of abdomen; mesotibia with median tooth; aedeagus 2.75 × as long as wide, endophallus lacking sclerite. Etymology Named after the large size of the body. Type material Holotype MADAGASCAR • ♂; two labels “MADAGASCAR: Antsira- / nana: R.S. Manongarivo / 20.4 km SW 219° Antana- / mbao, 1860 m, 14°2.72’S / 48°24.06’E, 3.xi.1998 ” [white, printed] // “FMHD#9S-375, montane /rainforest, sifted litter, Winkler, B.L. Fisher, / BF#1990 / FIELD MUS. NAT. HIST.” [white, printed]; MNHG. Description BODY. Yellowish-brown, more elongated, about 2.35 × as long as wide; body 2.20 mm long and 0.93 mm wide. HEAD. Elongate, about 1.94 × as long as wide, about 1.55 × as long as pronotum. ANTENNA. Trimerous, 0.71 mm long, terminal antennomere slightly curved in distal portion. PRONOTUM. Transverse, 1.25 × as wide as long. METAVENTRITE. Flat, triangular, with median, thin carina, posterior metaventral process short, wide with straight margin. ELYTRA. 1.67 × as wide as long, 1.50 × as long as pronotum; sutural stria entire, weakly defined; discal stria reaching distal third of elytral length; humeri strongly projecting; lateral margin with some stout setae; posterior elytral margin in lateral third with cutout, lacking teeth. ABDOMEN. 1.87 × as long as elytra; composite tergite in posterior portion with pair of long, triangular, closely separated projections with rounded apex, which are clearly exceeding posterior margin of abdomen. MESOTIBIA. With obtuse, short median tooth; last tarsomere simple. AEDEAGUS (Fig. 4I–J). Elongate, 2.75 × as long as wide, distal lobe rhomboidal, with three small lobes; basal bulb and distal lobe well-separated, ratio length of basal bulb / length of distal lobe 3.1; endophallus lacking sclerite; dorsal diaphragm elliptical. Sexual dimorphism As for the genus. Distribution Madagascar (Manongarivo Special Reserve). Remarks See remarks for A. torticornis. Host ant Paratrechina amblyops rubescens (Forel, 1892).
Author: Hlaváč, Peter
Institution: Mendel University in Brno
Language: English
Domain: Life Sciences
Open Access status: green
OpenAlex ID: W6893405645
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