Irianjaya Koçak & Kemal, 2009

Tomasovic, Guy & Constant, Jérôme, 2015, Notes on the genus Irianjaya Koçak & Kemal with a new species from the Philippines (Diptera: Asilidae: Asilinae), Belgian Journal of Entomology 30, pp. 1-9 : 1-9

Genus Irianjaya Koçak & Kemal, 2009

Type species: Asilus mendax Walker, 1857

Distribution Figs 1-2 .

Belgian Journal of Entomology 30: 1-9 (2015)

Species included

I. aquila Tomasovic, 2013

I. areolaris (Walker, 1860)

= Eccoptopus impiger van der Wulp, 1872 I. complens (Walker, 1861)

I. halmaheraensis Tomasovic & van Achterberg, 2011 I. luzonensis sp. nov.

I. mendax (Walker, 1857)

I. sulaensis Tomasovic & van Achterberg, 2011

I. sumbawaensis Tomasovic & van Achterberg, 2011 [ Vietnam: Southern Vietnam] [ Indonesia: Sulawesi]

[ Indonesia: Bacan SE Halmahera] [ Indonesia: Halmahera] [ Philippines: Luzon]

[ Indonesia: Sulawesi]

[ Indonesia: Sula islands: Mangole; Philippines: Palawan] [ Indonesia: Sumbawa]

Identification key to the species (adapted from TOMASOVIC & VAN ACHTERBERG, 2011)

1. Mystax with ample majority of setae white or whitish yellow ............................................. 2

- Mystax with ample majority of setae black........................................................................... 5

2. Wings black with lower part milky .............................................. I. areolaris (Walker, 1860)

- Wings iridescent and darkened distally ................................................................................ 3

3. Femora yellow with brown stripe.................................................. I. aquila Tomasovic, 2013

- Femora and tibiae yellow or orange, without stripe .............................................................. 4

4. Sternites I-II with long and fine hairs, medium-sized species (18 mm). Femora and tibiae orange ................................................ I. sumbawaensis Tomasovic & van Achterberg, 2011

- Sternites I-II with long bristles. Large species (23 mm). Femora and tibiae yellow............... ............................................................................................................... I. luzonensis sp. nov.

5. Legs black and red................................................................................................................. 6

- Legs entirely black ................................................................................................................ 7

6. Lower part of wing blackish. Tergites with yellow ochre band posteriorly. Genitalia unknown. Sulawesi, New Guinea (?) .......................................... I. complens (Walker, 1861)

- Lower part of wing milky. Tergites without yellow ochre band posteriorly. Distal part of aedeagus sheath narrow tubular and hunchbacked apically, prongs slender with median prong longer that lateral prongs, apodeme broad. Sula Islands............................................... .................................................................... I. sulaensis Tomasovic & van Achterberg, 2011

7. Wings black with a broad milky band. Genitalia unknown. Sulawesi .................................... ....................................................................................................... I. mendax (Walker, 1857)

- Wings brownish hyaline with microtrichia on its distal third. Aedeagus with median prong markedly longer than lateral prongs (Fig. 11); Halmahera ..................................................... ......................................................... I. halmaheraensis Tomasovic & van Achterberg, 2011

Figures

Fig. 1. Distribution map of Irianjaya aquila, I. areolaris, I. complens and I. halmaheraensis.

Fig. 2. Distribution map of Irianjaya luzonensis, I. mendax, I. sulaensis and I. sumbawaensis.