2. Exalphus biannulatus (Aurivillius, 1921)

Syntype localities — Peru. Bolivia. (NHRS). Distribution — Ecuador, Peru, Bolivia, Brazil (Amazonas, Rondônia).

Alphus biannulatus Aurivillius, 1921: 50, pl. 2, fig. 8.

Exalphus biannulatus; Restello et al., 2001: 296.