Thinolestris luteola Grootaert & Meuffels, 1989

Grootaert, Patrick & Evenhuis, Neal L., 2006, On the distribution of the marine genus Thinolestris Grootaert & Meuffels (Diptera, Dolichopodidae) with a description of a new species from Singapore, Malaysia and Brunei, Zootaxa 1134, pp. 59-68 : 64

Thinolestris luteola Grootaert & Meuffels, 1989

Fig. 12

Thinolestris luteola Grootaert & Meuffels, 1989 , Indo­Malayan Zoology 5: 33 ( Figs. 1–5 ).

Diagnosis: Antenna yellow, third segment a little darker than basal segments. Mesonotum and scutellum reddish yellow in ground­colour with black bristles. First abdominal tergite yellow, following segments black. Hairs on tergites brownish, marginal setae black. Tip of hypandrium indented ( Fig. 12 ).

Distribution: Papua New Guinea: Coral Sea and Bismarck Sea (New Ireland). Phenology: Adults observed only September (being the single collecting period).

Figures

FIGURES 12 – 15. Thinolestris extension on sternite 5 and hypandrium (left lateral view): 12. T. luteola (PNG); 13. T. nigra (Singapore, Malaysia, Brunei); 14. T. thaica (Thailand); 15. T. obscura (Sulawesi).

FIGURES 1 – 4. Thinolestris nigra sp. nov. 1. antenna (male, Brunei), aristal pit indicated; 2. palp (male Brunei); 3. ovipositor female laterally (Singapore); 4. ovipositor female dorsally (Singapore).

FIGURES 5 – 7. Thinolestris nigra sp. nov. male (Brunei). 5. mouthparts (palp, maxilla and labium removed); 6. labium and labella with pseudotracheae; 7. hypopharynx. Scale 0.1 mm.