Key to species of Agnesiella in China

1 Setae arranged in well-differentiated groups on pygofer side and subgenital plate.................................... 2

- Setae reduced in number and regularly distributed on pygofer side and subgenital plate.............................. 7

2 Pronotum with large lobate black marking on disc............................................................ 3

- Pronotum without large lobate black marking on disc......................................................... 5

3 Aedeagus with colorless subapical dorsal lamella incised................... Agnesiella (s.str) buysi Dworakowska, 1982

- Aedeagus with colorless subapical dorsal lamella entire........................................................4

4 Pronotum medially with fusiform patch........................... .. Agnesiella (s.str) matsumurai Dworakowska, 1982

- Pronotum medially without fusiform patch.......................... Agnesiella (s.str) lyraeformis (Matsumura, 1932)

5 Pronotum with seven black spots..................................... Agnesiella (s.str) nitobella (Matsumura, 1932)

- Pronotum with fewer than seven black spots.................................................................6

6 Pronotum with five black spots....................................... Agnesiella (s.str) giranna (Matsumura, 1932)

- Pronotum with three black spots...................................... Agnesiella (s.str) juglandis Chou & Ma, 1981

7 Aedeagus with serrate posterior flange...................................... Agnesiella (Draberiella) erosa sp. nov.

- Aedeagus without serrate posterior flange..................................................................8

8 Aedeagus with posterior process unbranched................................. Agnesiella (Draberiella) latusa sp. nov.

- Aedeagus with posterior process branched..................................................................9

9 Fore wing with large yellowish patches on medial area........................ Agnesiella (Draberiella) xantha sp. nov.

- Fore wing without large yellowish patches on medial area.... Agnesiella (Draberiella) azra Dworakowska, 1994 new record