11. Eccoptolonthus rutiliventris (Sharp, 1874)

Sharp, 1874: 47 ( Philonthus, type locality: Nagasaki, eastern Siberia, Lake Baikal; China); Matsumura, 1911: 114 ( Philonthus, Japan); Bernhauer & Schubert, 1914: 354 ( Philonthus, catalog); Scheerpeltz, 1933: 1359 ( Philonthus, catalog); Adachi, 1937: 56 ( Philonthus, Izu-Oshima); Nakane, 1963: 91 ( Philonthus, habitus image, Japan); Watanabe & Shibata, 1972: 64 ( Philonthus, Yaku-shima Island); Yuh et al., 1985: 242 ( Philonthus, Korea); Herman, 2001a: 2949 ( Philonthus, catalog); Smetana, 2004: 649 ( Philonthus, catalog of Palaearctic region); Hayashi, 2008: 149 ( Pseudohesperus); Hromádka, 2010: 497 ( Pseudohesperus); Li & Zhou, 2011: 708–710 ( Pseudohesperus, first record from China); Newton, 2015: 14 (transferred to Eccoptolonthus, catalog); Schülke & Smetana, 2015: 1021 ( Eccoptolonthus, catalog); Li, 2019: 425 ( Eccoptolonthus, catalog).

Syn.: Philonthus insignitus Fauvel, 1875: XXIX (type locality: Russia, Baikal); Schillhammer, 2015: 23 (synonym of E. rutiliventris).

Philonthus longipalpis Kashcheev, 1999: 58 (type locality: Russia, Altai Mountains); Schillhammer, 2015: 23 (synonym of E. rutiliventris).

Hesperus tokyanus R. Dvořák, 1957: 9 (type locality: Japan, Tokyo, Mount Takar); Hayashi, 2008: 149 (synonym of E. rutiliventris).

Materials examined. China: Beijing: 3 ♂♂, 25 ♀♀, Xiaolongmen (39°58’N, 115°28’E), 1140–1270 m, 14. VI .– 2.VII.2000, Yu Xiaodong collected (IZ-CAS) ; 1 ♂, 1 ♀, Xiaolongmen (39°58’N, 115°28’E), 19. VI .1999, Yu Xiaodong collected (IZ-CAS); 3 ♀♀, Xiaolongmen (39°58’N, 115°28’E), 25. VI .2006, Chen Yongjie collected (IZ-CAS); 1 ♀, Xiaolongmen (39°58’N, 115°28’E), 20.VII.1999, Zhou Hongzhang collected (IZ-CAS) ; Shaanxi: 2 ♀♀, Taibaishan (33°57’N, 107°45’E), 1800 m, 8. VI .2007, Zhou Hongzhang collected (IZ-CAS); Jilin: 1 ♂, 1 ♀, Changbaishan (41°34’N, 126°27’E), 900–1800 m, 11.VII.1987 (IZ-CAS); Ningxia: 3 ♂♂, 7 ♀♀, Liupanshan (35°39’N, 106°17’E), 1990–2100 m, 27–28. VI .2008, Zhou Haisheng & Zhao Zongyi collected (IZ-CAS) .

Distribution. China (Beijing, Jilin, Liaoning, Ningxia, Shaanxi), Japan (Hokkaido, Honshu, Kyushu, Shikoku), Kazakhstan, Korea (S), Mongolia, Nepal, Russia (European, Siberia, Far East, Sakhalin, Kuriles), Ryukyu Is (Yakushima).