Ctenostoma nigrum is a species of tiger beetle. This species is found in Bolivia, Colombia, Ecuador, Peru and Brazil, where it inhabits rainforests and cloud forests.
Subspecies
- Ctenostoma nigrum nigrum (Bolivia, Colombia, Ecuador, Peru, Brazil) - black comb-mouthed beetle
- Ctenostoma nigrum lecourti <small>Naviaux, 1998</small> (Bolivia, Peru) - Lecourt's comb-mouthed beetle
References