Epidapus (Pseudoaptanogyna) pallidus ( Séguy, 1961 )

Mohrig, Werner, Kauschke, Ellen & Broadley, Adam, 2019, Revision of black fungus gnat species (Diptera, Sciaridae) described from the Hawaiian Islands by D. E. Hardy and W. A. Steffan, and a contribution to the knowledge of the sciarid fauna of the Galápagos Islands, Zootaxa 4590 (4), pp. 401-439 : 418

Epidapus (Pseudoaptanogyna) pallidus ( Séguy, 1961)

( Fig. 13 A – E )

Afrosciara pallida Séguy [ Séguy (1961): 415 –417, figs 1 – 5].

Literature: Menzel & Heller (2007): 219–220; Menzel & Smith (2009): 37 – 38, figs 36 – 38.

Material studied. 8 males, 1 female, 1–13.viii.1997, Hawaiian Islands , O‘ahu, ‘ Ewa, suburban area, Malaise trap ,

leg. Gonsalves (PWMP, 1 in PABM, 1 in BPBM).

Comments. This very small species (0.7 mm) is characterized by the wings with a wedge-shaped base and a reduced anal area, an isolated base of CuA 1 and CuA 2, and the gonostylus pointed towards the apex, with 3 densely grouped apical spines. The female is fully winged, the eye bridge 1–2 facets wide with loosely arranged ommatidia.

Distribution. Africa ( Guinea); Seychelles; Hawai‘i (new record).

Figures

FIGURE 13 A–E. Epidapus pallidus (Séguy, 1961). A. Hypopygium; B. Basal segments of antenna; C. Palpus; D. Thorax with wings and haltere; E. Apex of fore tibia.