1. Metatibiae without any kind of ridges, including the subapical one ...........
............................................................................................... Raynoldsiellini
Metatibiae with subapical ridges .................................................................2
2. Preapical ridge on metatibiae running parallel to apical margin .................3
Preapical ridge not parallel to apical margin, extremely long and strongly oblique
.........................................................................................................Conaliini
3. Mesotibiae and mesotarsi with dorsal–lateral ridges. Metatibiae without apical
spurs ...............................................................Mediumiugamiini tribe nov.
Mesotibiae and mesotarsi without dorsal–lateral ridges. Metatibiae with one or
two apical spurs............................................................................................4
4. Metatibiae bearing only the subapical ridge. No lateral or dorsal-lateral ridges. A
dorsal ridge along the dorsal side of the metatibia could be present or at least a
series of isolated spines.................................................................Mordellini
Metatibiae bearing, in addition to the subapical ridges, a certain number of welldeveloped
lateral ridges ...............................................................................5
5. Metaepisterna long, with episternal–metaepisternal suture almost straight ..
............................................................................................... Mordellistenini
Metaepisterna short, with episternal–metaepisternal suture curved .............
........................................................................................................ Stenaliini