Amiota nagatai

He, Xiaofang, Jiang, Jian-Jun, Cao, Hua-Zhi & Chen, Hong-Wei, 2009, Taxonomy and molecular phylogeny of the Amiota nagatai species group (Diptera: Drosophilidae), Zootaxa 2193, pp. 53-61 : 59

Key to species of the nagatai group

1. Hind trochanter with a lobe-shaped process.................................................................................... nagatai group.....2

- Hind trochanter without lobe-shaped process............................................................................... other Amiota species

2. Vertical lobe of gonopod apically with a pair of horn-like processes. ......................................... nagatai Okada, 1971

- Vertical lobe of gonopod apically round, without any processes. ............................................................................... 3

3. Hind tibia distinctly expanded on subapical part of dorsoposterior surface. ....... protuberantis Cao & Chen , sp. nov.

- Hind tibia not expanded subapically............................................................................................................................ 4

4. Lobe-shaped process of hindleg trochanter not black ............................................................. okinawana Okada, 1971

- Lobe-shaped process of hindleg trochanter black medially.......................................................................................... 5

5. Parameres and aedeagus nearly separated; aedeagus nearly triangular. ......................... bachlii Cao & Chen, sp. nov.

- Parameres and aedeagus mostly fused; aedeagus nearly rod-shaped ........................................................................... 6

6. Parameres distinctly longer than aedeagus. ...................................................................... kimurai Chen & Toda, 2001

- Parameres distinctly shorter than aedeagus ............................................................... chengyuae Cao & Chen, sp. nov.