Key to Athalia incomta species group

1 Wings more or less bicoloured with flavescent-hyaline in basal half and slightly infuscate apically.... A. abyssinica Forsius

- Wings more or less infuscate throughout.................................................................. 2

2 Mesopleuron and abdomen entirely yellow................................................ A. scioensis Gribodo

- Mesopleuron black; tergum 1 entirely black or with two black medial spots...................................... 3

3 Tergum 1 entirely black................................................................. A. fumosa Gribodo

- Tergum 1 only blackish spotted medially................................................... A. cerberus Benson