Cryptogonus reniformis Huo & Ren

Huo, Lizhi, Li, Wenjing, Chen, Xiaosheng, Ren, Shunxiang & Wang, Xingmin, 2015, New species, new synonymies and a new record of the genus Cryptogonus Mulsant, 1850 (Coleoptera, Coccinellidae) from China, Deutsche Entomologische Zeitschrift 62 (2), pp. 203-210 : 203

Taxon classification Animalia Coleoptera Coccinellidae

Cryptogonus reniformis Huo & Ren sp. n. Figure 3

Diagnosis.

This species can be easily identified by its reniform spot on elytra and trifurcate penis apex (Fig. 3a, h).

Description.

TL: 1.90-2.40 mm, TW: 1.52-1.94 mm, TH: 1.00-1.27 mm, TL/TW: 1.24-1.25; PL/PW: 0.53-0.55; EL/EW: 0.96-1.01, HW/PW: 0.61-0.64; PW/EW: 0.71-0.72. ID/HW: 0.49-0.52.

Body rounded, densely covered with short, silver white pubescence (Fig. 3 a–c). Head yellowish in male and black in female, clypeus dark brown. Pronotum black except a triangular yellowish spot at anterior corner in male. Scutellum black. Elytra black with a reniform spot at middle (Fig. 3a). Underside black except legs partially yellowish.

Punctures on frons coarse and dense, 0.5-1.5 diameters apart. Punctures on pronotum and elytra fine and sparse, 2-4 diameters apart. Punctures on metaventrite fine and sparse at middle, 8 diameters apart, coarse and dense on both sides, 0.5 diameters apart.

Male genitalia. Penis long with apex trifurcate (Fig. 3h). Penis capsule with outer branch bigger than inner one, anterior margin deeply concave (Fig. 3g). Tegminal strut as long as tegmen. Parameres 2 times length of phallobase with apex sparsely setose (Fig. 3j). Penis guide, in lateral view gradually narrowing to pointed apex, a little longer than parameres, in ventral view 3 times as long as wide, slightly broadening to apical 1/3, gradually narrowing to rounded apex (Fig. 3i).

Female genitalia. Coxites reniform with a small projection on the apical end (Fig. 3e). Spermatheca short and strongly arcuate without ramus (Fig. 3f).

Types.

Holotype: 1 male, CHINA: Yunnan Prov.: Qinglandan, Maku Village, Dulongjiang, Gongshan County, 27°41.12′N, 98°16.35′E, ca 1260 m, 4-7.VIII.2010, Wang XM et al. leg. (SCAU). Paratypes (38): CHINA: Yunnan Prov.: 6 males, 14 females (2 males and 2 females in IOZ, 4 males and 12 females in SCAU), with the same data as holotype; 1 male, Kongdang Village, Dulongjiang, Gongshan County, 27°52.18′N, 98°20.24′E, ca 1600 m, 27.VII.2010, Wang XM et al. leg. (SCAU); 4 males, Bapo Village, Dulongjiang, Gongshan County, 27°44.09′N, 98°21.02′E, ca 1400 m, 28.VII.2010, Wang XM et al. leg. (SCAU); 3 males, 3 females, Bapo Village–Maku Village, Dulongjiang, Gongshan County, 27°42.49′N, 98°20.18′E, ca 1450 m, 29.VII.2010, Wang XM et al. leg. (SCAU); 4 males, 1 female, Maku Village, Dulongjiang, Gongshan County, 27°40.57′N, 98°18.15′E, ca 1600 m, 1.VIII.2010, Wang XM et al. leg. (SCAU); Tibet: 2 females, Beibeng Village, Motuo County, ca 850 m, 4.X.2011, Huo LZ et al. leg. (SCAU).

Distribution.

China (Tibet, Yunnan).

Etymology.

The specific epithet is a Latin adjective referring to its reniform spot on elytra.