Eudorylas vicarius (Hardy, 1949)

FÖLDVÁRI, MIHÁLY, 2013, Taxonomic revision of the Afrotropical species of the tribe Eudorylini (Diptera, Pipunculidae), Zootaxa 3656 (1), pp. 1-121 : 110

Eudorylas vicarius (Hardy, 1949)

( Figs 38A–F )

Dorilas (Eudorylas) vicarius Hardy 1949 a: 60 .

Diagnosis: Abdominal tergites entirely silvery pollinose, sides golden-yellow pollinose; edge of S7 visible in dorsal view. Genitalia without dissection: black, with golden-yellow pollinosity. Surstyli broad, OS (in dorsal view) with two projections; SES large, with numerous hairs (up to 18); gonopods asymmetrical, IG more developed; phallic guide with protuberances and numerous hairs, the round projection facing SS bears hairs as well; phallus trifid, one of the branches shorter.

Type material: Malawi: 1♂, HT, Nyasaland., Cholo. , R.C. Wood; Pres by Com Inst Ent, BM 1953-357 ( BMNH) .

Male

Head. Third antennal segment acuminate; yellow-brown. Face silvery pollinose. Frons, upper part shining black, lower part silvery pollinose with black patch in the middle; eyes touching for distance equal to 4 times ocellar triangle. Occiput uncertain (greasy on HT).

Thorax. Humeri yellow. Mesonotum (viewed obliquely from front) brownish pollinose; yellow-brown from the side. Scutellum brownish pollinose, 4–6 pairs of short pale hairs. Dorsocentral hairs weakly developed. Halter yellow-brown.

Legs. Trochanters, femora, knees, tibiae, tarsal segments yellow, last segment brownish yellow. Ventroapical row of 4–5 (on f1) and 10–12 (on f2) short black spines; no spines on 3rd femur. Subapical (distal) spines on first four tibiae absent. No anteromedial hairs on 3rd tibia. Hind trochanter with 8–10 white hairs as long as width of t3 at base. Pulvilli slightly shorter than last tarsal segment.

Wing. Fourth costal section 0.7 times as long as third costal section. Cross-vein R-M beyond 1/3 of discal cell. Pterostigma fully coloured. Hairs on tegula absent.

Abdomen. Viewed obliquely from front tergites entirely silvery pollinose, sides golden-yellow pollinose. Minute whitish hairs dispersed. 3 dark lateral spines on first tergite. Postabdomen in dorsal view: edge of S7 visible; T5 as long as ST8. Genitalia without dissection: black, with golden-yellow pollinosity, m.a. as an elongated ellipse, EP and SS yellow.

Genitalia. Surstyli broad, OS (in dorsal view) with two projections; epandrium rather long, but robust; ST8 with medium sized m.a. ( Fig. 38B ). SES large, with numerous hairs (up to 18); gonopods asymmetrical, IG (in ventral view) more developed; phallic guide ( Fig. 38F ) with several projections and numerous hairs, the round projection facing SS with hairs as well ( Fig. 38A ); phallus trifid, one of the branches shorter; ejaculatory apodeme linear, broadening distally; sperm pump small, with a membranous lobe and a projection ( Fig. 38D ).

Female—Unknown.

Distribution— Madagascar, Malawi.

Figures

FIGURE 38. Male genitalia of Eudorylas vicarius (A–F).—A: outer surstylus with phallic guide and outer gonopod, lateral view, B: dorsal view, C: inner surstylus, lateral view, D: phallus with sperm pump with ejaculatory apodeme, E: surstyli, dorsal view, F: ventral view with phallic guide (without ST8). Scale bars: 0.1 mm