Giesbertiolus Howden, 1988 : 241

Ramírez-Ponce, Andrés, 2014, Giesbertiolus curoei, a new species of flower chafer from Panama with transitional characters (Coleoptera: Scarabaeidae: Cetoniinae: Trichiini), Zootaxa 3795 (5), pp. 557-563 : 558

Giesbertiolus Howden, 1988: 241

( Figs. 1, 2, 4, 5, 7, 8, 10 , 12, 13, 16, 17, 18, 20 )

Type species: Giesbertiolus ornatus Howden , by original designation

Generic diagnosis. Pronotum with sides arcuate; disc without or with one indented, iridescent, longitudinal band; lateral borders rounded; scutellum without iridescent blotch; pygidial and anal plates with one conspicuous, transverse carina each; protibia with teeth on external border contiguous; apex of metatibia deeply emarginate, without or with at least two or three tiny spinules; sexual dimorphism evident in the coloration.

Figures

FIGURES 1 – 11. Photographs of diagnostic structures of the genera Giesbertiolus and Dialithus. 1 – 3) Dorsal habitus of: 1) G. ornatus, 2) G. curoei, 3) D. magnificus. 4 – 6) pygidial and anal plate of: 4) G. ornatus, 5) G. curoei, 6) D. magnificus. 7 – 9) Head of: 7) G. ornatus, 8) G. c u ro e i, 9) D. magnificus. 10 – 11) Lateral view of: 10) G. curoei, 11) D. magnificus. Scale line 2 mm.

FIGURES 12 – 21. Drawings of diagnostic structures of the genera Giesbertiolus and Dialithus. 12 – 14) Pronotum of: 12) G. curoei, 13) G. ornatus, 14) D. magnificus. 15 – 17) Metatibia and metatarsi of: 15) D. magnificus, 16) G. curoei, 17) G. ornatus. 18 – 19) Protibia and protarsus of: 18) G. curoei, 19) D. magnificus. 20 – 21) Metasternum and mesometasternal process of: 20) G. curoei, 21) D. magnificus. Scale line 2 mm.