Laius politus Fairmaire, 1880

Figs 3F, 6C, 7F, 8F, 9F

Laius politus Fairmaire, 1880: 246 .

Nossibeus politus – Evers 1994: 173 [see page 3].

Material examined

18 ♂♂, 40 ♀♀ (NHMB, EUMJ), “ MADAGASCAR Katsepy ( Majunga) 24-31. xii. 1977 P. Pacholátko leg”.

Redescription

Male

HL/HW 0.69–0.94 (0.80); PW/PL 1.33–1.57 (1.43); EL/EW 1.39–1.52 (1.46); EL/PL 2.82–3.40 (3.05); EW/PW 1.37–1.59 (1.46); TL/EW 2.24–2.51 (2.36). Antennae (Fig. 7F) long; antennomere I stout; antennomere III (Fig. 8F) elongate, widened in apical portion, L/W = 3.08; approximate ratio of each antennomeres (n = 1) as 8.4: 1.0: 7.4: 2.2: 2.0: 2.0: 2.2: 2.0: 2.2: 2.0: 3.8. Caudal margin of tergite VII shallowly concave. Aedeagus about 1.18 mm, round at aedeagal apex. Gonoporal piece (Fig. 3F) curved, rather wide, 0.54 mm in GL; GL/AL 2.45. Ligula (Fig. 3F) short, evenly curved; LL 0.19 mm; LW 0.09 mm; LL/LW 2.13; GL/LL 2.88.

Female

HL/HW 0.64–0.90 (0.79); PW/PL 1.38–1.47 (1.42); EL/EW 1.30–1.55 (1.44); EL/PL 2.80–3.10 (2.96); EW/PW 1.37–1.54 (1.45); TL/EW 2.17–2.50 (2.35). Antennae (Fig. 7F) long; antennomere III long and slender, L/W = 3.1; approximate ratio of each antennomeres (n = 1) as 8.0: 1.0: 5.2: 2.4: 2.0: 2.2: 2.0: 2.2: 2.2: 2.2: 3.4.

Measurements

Male (n = 17): TL 5.15–5.92 (5.55) mm; HL 0.90–1.13 (1.00) mm; HW 1.18–1.33 (1.25) mm; PW 1.50–1.75 (1.61) mm; PL 1.00–1.20 (1.13) mm; EL 3.10–3.62 (3.42) mm; EW 2.15–2.60 (2.35) mm. Female (n = 10): TL 4.05–5.00 (4.48) mm; HL 0.70–0.90 (0.81) mm; HW 0.93–1.10 (1.02) mm; PW 1.18–1.38 (1.32) mm; PL 0.85–1.00 (0.93) mm; EL 2.50–3.10 (2.75) mm; EW 1.62–2.00 (1.92) mm.

Distribution

Madagascar.