Platynectes rihai Šťastný, 2003

Jiang, Zhuo-Yin, Zhao, Shuang, Jia, Feng-Long & Šťastný, Jaroslav, 2023, Two new species of Platynectes Régimbart, 1879 from China with notes on other Chinese members of the genus, including a key to species (Coleoptera: Dytiscidae: Agabinae), Zootaxa 5227 (4), pp. 401-425 : 415-417

Platynectes rihai Šťastný, 2003

( Figs 5B , 7J–K , 12B )

Platynectes rihai Šťastný, 2003: 243 (orig. descr.).

Type locality. “ China, Shandong Province, Tai’an Prefecture, Tai Shan Nature Reserve ”, ca. 36.2634N, 117.0822E, 350 m.

Type material. Holotype ♂, deposited in IAECAS.

Material studied. CHINA: Shandong: 4 ♂, 11 ♀, Taishan Mt., foot of Tianzhufeng , 15.vii.2008, Y. Liu leg. ( SYSU) .

Notes. Habitus and male genitalia are given in Figs 5B and 7J–K .

Collection details. In Tai Shan Nature Reserve, specimens were collected in a small, slowly flowing stream and also in ground water pools among big rocks ( Nilsson 1998; Šťastný 2003).

Distribution. Known only from Taishan Mt., Shandong Province, China ( Fig. 12B ).

Figures

FIGURE 5. Habitus of Platynectes species. (A) P. nanlingensis Šťastný (♂; Jinggangshan, Jiangxi); (B) P. rihai Šťastný (♂; Taishan, Shandong). Scale bar = 2.0 mm.

FIGURE 7. Male genitalia of Platynectes species. (A, C–D, F, H, J) median lobe in lateral view; (B, E, G, I, K) paramere. (A–B) P. hainanensis Nilsson (Limushan, Hainan); (C) P. kashmiranus lemberki Šťastný (Pianma, Yunnan); (D–E) P. kashmiranus lemberki Šťastný (Mêdog, Xizang); (F–G) P. major Nilsson (Lvchun, Yunnan); (H–I) P. nanlingensis Šťastný (paratype; Ruyuan, Guangdong); (J–K) P. rihai Šťastný (Taishan, Shandong). Scale bars = 0.5 mm.

FIGURE 12. Maps of distribution of Platynectes species in China. (A) P. kashmiranus lemberki, P. maizuqii sp. nov., P. major and P. mazzoldii; (B) P. nanlingensis, P. pangu sp. nov. and P. rihai.