Bradybatus Germar, 1823

Li, Yizhe, Lü, Heyu, Jiang, Chunyan & Zhang, Runzhi, 2024, First record of the genus Bradybatus Germar (Coleoptera, Curculionidae, Anthonomini) from China with description of a new species, Zootaxa 5468 (3), pp. 557-568 : 565

Key to the species of the subgenus Bradybatus Germar, 1823 (modified from Dieckmann 1968)

1. Profemora without tooth or with minute and poorly visible teeth................................................ 2

- Profemora with distinct teeth............................................................................ 3

2. Rostrum stout, narrowed from base to apex (uniformly narrowed in males, more strongly in females). Pedon slightly widened at apex.................................................................................. B. seriesetosus

- Rostrum slender, sides parallel. Pedon markedly widened at apex.................................... B. tomentosus

3. Elytra without distinct straight, oblique or transverse band..................................................... 4

- Elytra with distinct straight, oblique or transverse band....................................................... 5

4. Body length> 4.70 mm. Pedon uniformly curved C-shaped (in lateral view)..................... B. keerqinensis sp. n.

- Body length <4.40 mm. Pedon strongly curved at apex (in lateral view)................................... B. sharpi

5. Body length <2.70 mm. Dorsum covered with grayish-white comma-shaped thick scales. Elytra with two or three almost straight transverse bands......................................................................... B. minor

- Body length> 2.90 mm. Dorsum covered with sparse yellowish hair-like scales. Elytra with two strongly oblique transverse bands............................................................................................... 6

6. Elytra length-to-width ratio (El/Ew)> 1.90........................................................ B. creutzeri

- Elytra length-to-width ratio (El/Ew) <1.75................................................................. 7

7. Pronotum with strong punctures.......................................................................... 8

- Pronotum with weak punctures................................................................. B. persicus

8. Elytra length-to-width ratio (El/Ew) ~ 1.60–1.70; elytra scales irregularly arranged........................ B. limbatus

- Elytra length-to-width ratio (El/Ew) ~ 1.70–1.75; elytra scales regularly arranged.......................... B. kellneri