Malachiini, Fleming, 1821

Tshernyshev, Sergei E., 2009, Anthomalachius, a new genus of soft-winged flower beetles (Coleoptera, Malachiidae: Malachiinae), Zootaxa 2094 (1), pp. 23-35 : 24

Key to genera of the tribe Malachiini

1 Male special structures not distinct.............................................................................................................................. 2

- Male special structures distinct, located on antennae, head or elytral apex ................................................................ 3

2. Claws with small indistinct membrane at base, apical segment of palp fusiform .......................................................... ............................................................................................................................ Chionotopus Abeille de Perrin, 1881

- Claws with distinct membrane at base, apical segment of palp slender, cylindrical .................................................... 3

3. Antennae incrassate to the apex........................................................................................ Acromalachius Evers, 1985

- Antennae not incrassate to the apex.............................................................................................................................. 4

4. Second segment of antennae in male transverse, externally prolonged ......................... Micrinus Mulsant, Rey, 1867

- Antennae simple .......................................................................................................................................................... 5

5. Pronotum transverse ...................................................................................................... Haplomalachius Evers, 1985

- Pronotum longitudinal ........................................................................................................ Microlipus LeConte, 1852

6 Male special structures located in elytral apex as impressions or appendages ........................................................... 7

- Male special structures located on head as excavations or protuberances ................................................................. 12

7. Second segment of anterior tarsi in male with a comb overlapping the 3 rd segment, elytral apices in male strongly impressed, with lamellate vertical appendages .......................................................... Axinotarsus Motschulsky, 1854

- Second segment of anterior tarsi in male simple, lacking comb .................................................................................. 8

8. Pronotum longitudinal, extremely narrowed posteriorly ................................................ Cyrtosus Motschulsky, 1854

- Pronotum more or less equilateral, not sinuate posteriorly .......................................................................................... 9

9. Elytral apices in male impressed dorsally, distal margin stretched and sinuate, bearing bunches of hairs ................... ............................................................................................................................... Cerapheles Mulsant and Rey 1867

- Elytral apices in male impressed frontally, distal margin simple, not stretched and sinuate, lacking bunches of hairs .................................................................................................................................................................................... 10

10. First antennal joint swollen, cylindrical, apical tergite bisinuate on distal part, with bunches of hairs ........................ ............................................................................................................................. Clanomalachius Tshernyshev, 2000

- First antennal joint not swollen, apical tergite with evenly rounded distal part, bunches of hairs lacking .............. 11

11. First antennal segment parallel, intermediate segments with slightly stretched apical sides, elytral impression with horn-like appendage.................................................................................................... Clanoptilus Motschulsky, 1853

- First antennal segment clavate, intermediate segments with slender apical sides, elytral impression with lamellate appendage or lacking it ..................................................................................... Anthomalachius Tshernyshev , gen.n.

12. Male head excavation lacking..................................................................................................................................... 13

- Male head with transverse excavation that is deeply or slightly impressed ............................................................. 14

13 Male head with smooth protuberance between antenna, 5 th segment simple ................... Cordylepherus Evers, 1985

- Male head with strong horn between antenna which is round and cut at the tip, 5 th segment large, funnel-shape ....... ............................................................................................................................. Ceratistes Fisher de Walheim, 1844

14. Male head excavation located behind the antenna in a distal part of head, protuberance bearing long hairs disposed just inside the excavation, antenna with appendages .......................................................... Malachius Fabricius, 1775

- Male head excavation located before the antenna, distal part lacking protuberance, antenna simple, appendages lacking ............................................................................................................. Anhomodactylus Mayor & Wittmer, 1981