Dichotomius (Dichotomius) boreus ( Olivier, 1789 )

Chamorro, William, Lopera-Toro, Alejandro & Rossini, Michele, 2021, A new species and distribution records of Dichotomius Hope, 1838 (Coleoptera Scarabaeidae: Scarabaeinae) in Colombia, Zootaxa 4942 (2), pp. 193-206 : 195

Dichotomius (Dichotomius) boreus ( Olivier, 1789)

( Figs. 2 A–E)

Scarabaeus boreus Olivier, 1789: 106 (original description). Type locality: Cayenne [French Guyana], au Brésil [= Brazil] ).

Type series. unknown. According to Cupello (2018: 476) most of the Olivier collection is deposited at MNHN.

Remarks. According to Sarmiento-Garcés & Amat-García (2014) this species has a length of 22–27 mm. It is distributed in Brazil: Amazonas State, 80 km N of Manaus ( Quintero & Roslin 2005: appendix A); Colombia: Meta and Vichada departments ( Sarmiento-Garcés & Amat-García 2014: 42); Guyana: Kanuku Mountain Region ( Forsyth & Gill 1993: 70); French Guyana: Nouragues Biological Field Station, 100 km S of Cayenne ( Feer & Pincebourde 2005: 29); Suriname: Upper Palumeu River Watershed, Grensgebergte and Kasikasima ( Larsen 2013: 96); and Venezuela: Miranda State, Altos de Pipe ( Ferrer-Paris et al. 2013: 109).

Figures

FIGURE 2. Dichotomius species. A, Dichotomius boreus, (dorsal view), male; B, Dichotomius boreus, (lateral view), male; C, Dichotomius boreus, head male; D, Dichotomius boreus, aedeagus; E, Dichotomius boreus, endophallites.