Meroplius timikana Ozerov

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: 197-198

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Meroplius timikana Ozerov

sp. nov.

Meroplius timikana Ozerov   , sp. nov. ( Figs 2 View FIGURES 1–2 , 4 View FIGURES 3–4 , 7, 8 View FIGURES 5–8 .)

Material. Holotype ♂, Indonesia: Papua, Timika env. (4.515°S 136.885°E), 20–30.XII.2017, N. Vikhrev ( ZMUM) GoogleMaps   . Paratypes: 3 ♂♂, 1 ♀, same labels (ZMUM).

Description. Male. Head. Frontal vitta and fronto-orbital plate black, shining. Face brownish, greyish dusted. Parafacial reddish. Gena blackish, densely greyish dusted. Postcranium black, grey dusted, with several black hairs. Setae: 1 orbital, 1 ocellar, 1 inner vertical, 1 outer vertical, 1 postocellar; 1 pair of vibrissae present. Antenna brownish to blackish. Postpedicel rounded apically, about 2 times as long as wide. Arista black, bare. Palpus very small, brownish.

Thorax black. Scutum (including postpronotal lobe) delicately greyish dusted. Proepisternum, katepimeron, meron, metepisternum, metepimeron, katatergite, anatergite and mediotergite greyish dusted. Anepisternum, anepimeron shining completely. Katepisternum shining, but densely greyish dusted along upper posterior corner. Scutum with the following paired setae: 1 postpronotal, 2 notopleural, 1 supra-alar, 1 postalar, 1 postsutural dorsocentral. Scutellum greyish dusted, with a pair of strong apical setae and a pair of small basal setae.

Legs black, but all coxae, all trochanters, fore femur and tibia yellow, also sometimes hind femur yellow near base. Fore femur with two black spines ventrally, distal spine straight ( Fig. 2 View FIGURES 1–2 ). Mid femur, hind femur and hind tibia without striking setae. Mid tibia with 1 ventral seta in apical half. Hind tibia with an osmeterium anterodorsally.

Wing clear. Veins brown. Calypters, margins of calypters, and halteres whitish.

Abdomen black, shining. Tergites 4–5 with several thin marginal setae. Sternite 4 as in Fig. 4 View FIGURES 3–4 . Epandrium and surstyli as in Figs 7, 8 View FIGURES 5–8 ; surstylus with two median projections ( Fig. 7 View FIGURES 5–8 ).

Female. Resembles male. Femur and tibia of foreleg simple. Mid tibia without ventral seta. Hind tibia without an osmeterium anterodorsally.

Measurements. Length of body 2.6–2.9 mm. Length of wing 2.2–2.5 mm.

Distribution. Australasian/Oceanian.— Indonesia: Papua.


Zoological Museum, University of Amoy