Meroplius, Rondani, 1874

Ozerov, A. L., 2018, Contribution to the fauna of the genus Meroplius Rondani, 1874 (Diptera, Sepsidae) of the Australasian / Oceanian region, Zootaxa 4438 (1), pp. 195-200 : 199

Key to species of the genus Meroplius of the Australasian/Oceanian Region

1. Surstylus with two median projections ( Fig. 7 ). Male fore femur with two black spines ventrally, distal spine straight ( Fig. 2 ). Male abdominal sternite 4 as in Fig. 4 ................................................................................................................ M. timikana sp. nov.

- Surstylus simple, without median projections ( Figs 5 , 13 ). Male fore femur with two black spines ventrally, distal spine forms an acute angle to femur ( Fig. 1 ) or nearly parallel with femur ( Figs 9, 10 ) ........................................................................................... 2

2. Distal spine of male fore femur forms an acute angle to femur ( Fig. 1 ). Male abdominal sternite 4 without strong setae anteriorly ( Fig. 3 ) ........................................................................................................................................................ M. fasciculatus (Brunetti)

- Distal spine of male fore femur nearly parallel with femur ( Figs 9, 10 ). Male abdominal sternite 4 with strong setae anteriorly ( Fig. 11 ) ................................................................................................................................................................ M. wallacei Iwasa

Figures

FIGURES 5–8. Meroplius fasciculatus (Brunetti) (5, 6) and M. timikana sp. nov. (7, 8): 5, 7—epandrium, cerci and surstyli, dorsal view; 6, 8—same, lateral view.

FIGURES 1–2. Meroplius fasciculatus (Brunetti) (1) and M. timikana sp. nov. (2), male fore femur and tibia, anteriorly.

FIGURES 3–4. Meroplius fasciculatus (Brunetti) (3) and M. timikana sp. nov. (4), male sternite 4.

FIGURES 9–13. Meroplius wallacei Iwasa (after Iwasa, 1999): 9—male fore femur and tibia (left), anterior view; 10—male fore femur (left), posterior view; 11—male abdominal sternite 4; 12—male epandrium and surstyli, lateral view; 13—same, dorsal view.