Ngirhaphium

Samoh, Abdulloh, Boonrotpong, Singtoe & Grootaert, Patrick, 2015, Ngirhaphium Evenhuis & Grootaert from southern Thailand (Diptera: Dolichopodidae) with the description of a new species, Zootaxa 3946 (1), pp. 125-132 : 131

publication ID	https://doi.org/ 10.11646/zootaxa.3946.1.6
publication LSID	lsid:zoobank.org:pub:013418D0-B239-4837-9D9C-39616349AEF3
DOI	https://doi.org/10.5281/zenodo.6093398
persistent identifier	https://treatment.plazi.org/id/A55EF70E-FF91-FFA8-C9FB-FD95B0DDFC78
treatment provided by	Plazi
scientific name	Ngirhaphium
status

Treatment

Key to males of Ngirhaphium View in CoL View at ENA

1 Mesonotum and tergites metallic blue. Antenna with apical aristal article filiform and much longer than basal article (Singa- pore). Genitalia as in Figures 8 and 11 View FIGURES 7 – 12 ..................................... N. caeruleum Grootaert & Puniamoorthy View in CoL

- Mesonotum and tergites mainly metallic green. Antenna with apical aristal article shorter or about half as long as apical article................................................................................................... 2

2 Cerci in lateral view nearly as long as dorsal surstyli ( Figs 3, 4 View FIGURES 2 – 6 ).............................. N. chutamasae View in CoL sp. nov.

- Cerci in lateral view longer than dorsal surstyli ( Figs 7, 9 View FIGURES 7 – 12 ).................................................... 3

3 Dorsal surstylus elongate, digitiform with truncate apex ( Figs 9, 12 View FIGURES 7 – 12 ) slightly shorter than cercus. Cerci with narrow apex, set with 2 apical setae ( Fig. 12 View FIGURES 7 – 12 ).................................................. N. murphyi Evenhuis & Grootaert View in CoL

- Dorsal surstylus with very wide apex ( Fig. 7 View FIGURES 7 – 12 ) much shorter than cercus. Cerci with expanded apex set with many yellow setae ( Fig. 10 View FIGURES 7 – 12 )............................................................ N. sivasothii Grootaert & Puniamoorthy