Costa-Silva, Vinícius; Strümpher, Werner P.; Thyssen, Patricia J.; Vaz-de-Mello, Fernando Z.
Taxonomic revision of the South American genus Polynoncus Burmeister, 1876 (Coleoptera: Scarabaeoidea: Trogidae)
Figure 57. Lectotype of Trox pilularius Germar, 1823 (now Polynoncus pilularius): habitus in a, dorsal and b, lateral view; c, labels. Scale bar: 1 mm.
Figure 58. Distribution map of Polynoncus pilularius (red circles), P. sallei (green triangles), and P. tenebrosus (blue squares) in South America. The records with a black dot in the centre indicate the type locality of the respective species.