Lotobia

Hayashi, T. & Papp, L., 2004, The Genus Lotobia Lioy (Diptera, Sphaeroceridae) From The Oriental Region, Acta Zoologica Academiae Scientiarum Hungaricae 50 (3), pp. 211-225 : 224

KEY TO THE ORIENTAL SPECIES OF LOTOBIA

1 R 4+5 and M 1+2 distinctly convergent apically 2

– R 4+5 and M 1+2 almost parallel or slightly convergent apically 3

2 Larger species (body length 2.7–3.1 mm); scutellum with 16 marginal tubercles, basal 2 fused at the base; fore and hind tarsomeres much dilated; hind tibia with 2 developed spines apico-ventrally L. latipes sp. n.

– Smaller species (body length at most 2.5 mm); scutellum with 18–20 marginal tubercles, basal 2 not fused at the base; tarsomeres normal; hind tibia with 1 strong and 1 weak spine apico-ventrally L. supraelegans sp. n.

3 Gena almost entirely black. Female abdominal sternite 3 much longer than broad, sternite 4 longer than broad.ú L. africana (BECKER)

– Gena reddish brown or orange. Female abdominal sternites 3 and 4 ( Fig. 9 ) much broader than long 4

4 Gena reddish brown, shining; postocular setae almost as strong as other setae; anepisternum and katepisternum strongly shining; hind tibia with 2 very weak apico-ventral spines L. asiatica sp. n.

– Gena orange, dull; postocular setae distinctly stronger than other setae; anepisternum and katepisternum dull; hind tibia with a strong ventral and a weak anteroventral spines apically. L. pallidiventris (MEIGEN)

Figures

Figs 8–10. Lotobia asiatica sp. n., paratype female. 8 = abdomen dorsally, 9 = abdominal sternites, ventral view, 10 = spermatheca. Scales: 0.5 mm for Figs 8–9, 0.1 mm for Fig. 10