Onthophagus (Parascatonomus) Paulian, 1932

Cheung, Kahong, Bai, Ming, Leung, Manhin, Lee, Yingming, Chan, Kinfung & Yang, Xingke, 2018, Scarabaeinae (Coleoptera: Scarabaeidae) from Hong Kong, Zoological Systematics 43 (3), pp. 233-267 : 252-253

Subg. Onthophagus (Parascatonomus) Paulian, 1932

Onthophagus (Parascatonomus) Paulian, 1932a , Bull. Soc. Ent. Fr., 37: 212 (Type species: Coomanius politus Paulian, 1932 (= Onthophagus renaudpauliani Ochi & Araya, 1996 )).

Coomanius Paulian, 1932b , Bull. Soc. Ent. Fr., 37: 205 [HN].

Pseudonthophagus Balthasar, 1959 , Sbornik Ent. Odd. Nár. Mus. Praze, 33: 466 (Type species: Onthophagus penicillatus Harold, 1879 ).

Key to species of Onthophagus (Parascatonomus) from Hong Kong.

1 Pronotum with dense and large granulated punctures, front side smooth without or with few punctures ............................................2

Pronotum with small and finely granulated punctures, front side not smooth......................................................................................3

2 Body black ........................................................................................ Onthophagus (Parascatonomus) miyakei Ochi et Araya, 1992 Body with more than one colours................................................... Onthophagus (Parascatonomus) anguicorius Boucomont, 1914

3 Head with two horns ........................................................................ Onthophagus (Parascatonomus) tricornis ( Wiedemann, 1823) Head without horn................................................................................................................................................................................4

4 Head and pronotum in dark metallic purple, shiny and with fine punctures; the two front teeth of protibia are united......................... .................................................................................................................... Onthophagus (Parascatonomus) horni Balthasar, 1935

Head and pronotum not in dark metallic purple, not shiny and with big punctures; the two front teeth of protibia are not united........ .............................................................................................................. Onthophagus (Parascatonomus) nitidus Waterhouse, 1875