Hercostomus zhenzhuristi Smirnov & Negrobov, 1979

Negrobov, O. P., Kumazawa, T., Tago, T. & Sato, M., 2016, New species of Hercostomus Loew, 1857 (Dolichopodidae, Diptera) from Japan, Zootaxa 4158 (1), pp. 65-80 : 78-79

Hercostomus zhenzhuristi Smirnov & Negrobov, 1979

( Fig. 8 I)

Hercostomus zhenzhuristi Smirnov & Negrobov, 1979: 41 . Type-locality: Tokyo, Takago-san, Japan. Masunaga, 2014: 440. Phalacrosoma zhenzhuristi: Zhang et al., 2009: 139 .

Phalacrosoma sp. 1t. Tago, 2012: 11

Type material examined. HOLOTYPE Ƌ, Japan, Tsuruga , 06.viii.1938, Zhenzhurist ( MSU) . PARATYPES: 3 Ƌ, 2 ♀, same data as holotype, 3 Ƌ , 3 ♀, Japan, Tokyo-San , 24.vii.1938 Zhenzhurist ( MSU) .

Additional material examined. Japan. Saitama Pref.: 3 Ƌ, 1 ♀, Chichibu City, Ootaki, Kawamata , 27.viii.2011, leg. T. Tago ; 2 Ƌ, Chichibu City, Ootaki, Irikawa , 6.vii.2013, leg. T. Tago ; 2 ♀, Chichibu City, Terao , 13.vii.2014, leg. Tago ; 1 Ƌ, Chichibu City, Terao , 28.vi.2015, leg. T. Tago ( OMNH).

Remarks. Zhang et al. (2009) transferred Hercostomus zhenzhuristi to the genus Phalacrosoma Becker, 1922 , but Brooks (2005) suggested that Phalacrosoma should be a synonym of Hercostomus . We agree with this recommendation. Masunaga (2014) assigned this species to Hercostomus .

Figures

FIGURE 8. Male habitus of Hercostomus species, lateral view. (A) Hercostomus acutiformis sp. nov.; (B) Hercostomus falcilis sp. nov.; (C) Hercostomus flavipalpus sp. nov.; (D) Hercostomus nigricollaris sp. nov.; (E) Hercostomus spathulatus sp. nov.; (F) Hercostomus spinitibialis sp. nov.; (G) Hercostomus flaveolus; (H) Hercostomus flaviventris; (I) Hercostomus zhenzhuristi.