Nicephora (Eunicephora) dianxiensis Wang & Liu, 2013

(Figs. 2; 3A, B)

Nicephora (Eunicephora) dianxiensis Wang & Liu, 2013, Zootaxa, 3737 (2): 165.

Type locality: Yaojiaping, Lushui, Yunnan .

Supplementary description. Male. Body small for the tribe (Fig. 3A).

Head. Fastigium verticis conical, apex rounded (Fig. 2A). Apical segment of maxillary palpus almost as long as subapical one, apical area inflated (Fig. 2B). Eyes ovoid, slightly protruding forwards and outwards (Fig. 2A–C).

Thorax. Anterior margin of pronotum slightly protruding forwards, posterior margin protruding semicircularly (Fig. 2A); lateral lobe longer than deep, humeral sinus absent (Fig. 2C).

Wings. Tegmina almost as long as pronotum, reaching base of seventh abdominal tergite, venation distinct; hind wings shorter than tegmina (Figs. 2A, C; 3A).

Legs. All femora unarmed on ventral surfaces. Fore tibia with 3–4 spines on both sides of ventral surface respectively, tibial tympana open on both sides; middle tibia with 3 inner and outer spines on ventral surface separately; hind tibia with 18–24 spines on both sides of dorsal surface, as well as 1 pair of dorsal apical spurs and 1 pair of ventral apical spurs.

Abdomen. Posterior margin of tenth abdominal tergite sinuate in the middle (Fig. 2D–E). Cercus stout at base, curved inwards; basal area with an inner lamellar process on dorsal margin, its posterior margin with a small rounded flap; basal third with an inner triangular lobe on dorsal margin; cercus with apex rounded (Fig. 2D–G). Genitalia with a pair of rounded sclerites, curved upwards, but visible only by careful examinaton. Subgenital plate longer than wide, basal margin feebly concave, posterior margin with an arcuate concavity; styli conical, apices rounded, inserted on both sides of apical area of subgenital plate and pointed ventrad (Fig. 2F).

Coloration. Body yellowish brown (Fig. 3A), flagella of antenna with annulate dark stripes; eyes reddish brown. Lateral margins of pronotum sometimes with a pair of longitudinal dark stripes on posterior half (Fig.3A, C), all spines and spurs of legs with apices dark brown.

Female. Appearance is similar to male except for the following characteristics: tegmina shorter, just reaching the posterior margin of fifth abdominal tergite (Fig. 3B). Subgenital plate almost triangular, basal margin concave and hind margin rounded. Ovipositor long and straight, surpassing apex of hind femur, apices of ventral valvulae weakly hook-shaped (Fig. 2H).

Material examined. 4♂ 1♀, Yaojiaping, Lushui, Yunnan, China, 26 August, 2019, collected by Yanqing Li.

Measurements (mm). Body length: ♂ 8.5–9.7, ♀ 7.1; pronotum length: ♂ 3.9–4.5, ♀ 4.1; tegmen length: ♂ 4.2– 4.3, ♀ 3.4; hind femur length: ♂ 7.1–7.7, ♀ 8.3; ovipositor length: 7.3.

Distribution. Yunnan (China).