Key to the species of Tagalis:

1 Profemora incrassate, protibiae with four spines.............................................................. T. femorata sp. n.

- Profemora slender, protibiae with three spines............................................................................................2

2 Dark species, scapus blackish with its apex paler, profemora and base of protibiae black........................... ................................................................................................................................. T. seminigra Champion

- Pale species, scapus brown with its apex darker, profemora with a subapical diffuse dark ring and protib- iae entirely pale ..................................................................................................................... T. inornata Stål