Genus Liatongus Reitter, 1892
Liatongus Reitter, 1892, Verh. Naturforsch. Ver. BrĂ¼nn, 24: 166 (Type species: Onthophagus phanaeoides Westwood, 1839, by original designation, deposited in UMO).
Key to species of Liatongus from Hong Kong.
1 Body shiny; head with one long horn........................................................................................ Liatongus vertagus (Fabricius, 1798)
Body not shiny; head with two short horns ........................................................................... Liatongus pugionatus (Boheman, 1858)