Euscelidia pipinna, Dikow, 2003

Dikow, Torsten, 2003, Revision of the genus Euscelidia Westwood, 1850 (Diptera: Asilidae: Leptogastrinae), African Invertebrates 44 (2), pp. 1-131 : 94-96

Euscelidia pipinna sp. n.

Figs 19 , 55

Etymology: Latin noun pipinna = small penis; refers to the small size of the aedeagus as well the small body size of this species.

Diagnosis: The species is distinguished from congeners by the small size, the predominantly apruinose sct, and features of the ơ terminalia.

Description: Head: Black; fc silver pruinose, fc gib indistinct, mystax white, many macrosetae; prob and plp brown, setae white; oc tr white pruinose dorsally; occ silver

A B C

D E pruinose, setae white; Antennae - scp brown, brown setae ventrally, white pruinose; ped brown, brown setae ventrally and dorsally, white pruinose; pped light brown, white pruinose; apsel brown.

Thorax: Black; ppro peg small, distinct, silver pruinose; sct predominantly silver pruinose, 2 narrow longitudinal median stripes, not reaching posterior margin, and 1 antero-lateral spot and 1 lateral spot posterior to trn sut apruinose; macrosetae: 1 white npl s, 1 black spal s; sctl silver pruinose, ds sctl s and sctl s long, white; Legs - yellow to brown; pro and meso fem light brown, meta fem pale yellow proximally, clubbed, club brown; pro and meso tib light brown, pale yellow stripe not reaching tip anteriorly, meta tib pale yellow proximally and anteriorly, remaining part brown; first tar yellow, brown distad, remaining tar brown, setae black; emp minute; Wings - hyaline, microtrichia evenly scattered on remigium; ptero distinct, brown; cell d terminating in 2 veins; hlt light brown.

Abdomen: Black; brown pruinose medially, grey pruinose on anterior, lateral, and posterior margins, T1 with long white setae laterally, T2 with few white setae laterally, remaining T with short yellow and brown setae, S grey pruinose; ơ terminalia Fig. 55 - sur pointed distally, lobe dorsally and ventrally; hypd bent upwards; d aed shea short, blunt; lat apod simple.

Type material - The ơ holotype is labelled ‘ BOTSWANA SE 2226 BD Farmers Brigade 5 kms SE of Serowe Hillside N slope. P Forchhammer Malaise trap 2. Vapona xii 1985 (‘Malaise trap’, ‘Vapona’, and date handwritten) / HOLOTYPE Euscelidia pipinna sp. nov. det. T. Dikow 2001 (red label)’. The specimen is directly mounted, is in relatively poor condition (specimen greasy), and is deposited in the NMSA.

Type locality and distribution ( Fig. 19 ): Botswana , Serowe, 22 22'S 26 43'E. Botswana .

A B C

D

Figures

Fig. 19. Distribution. Euscelidia brunnea, circles; E. capensis sp. n., star; E. ochricornis, squares; E. pipinna sp. n., pentagon.

Fig. 55. ơ terminalia of Euscelidia pipinna sp. n. A. Dorsal. B. Ventral. C. Lateral. D. Aedeagus lateral. Scale line = 1 mm.