Other Scientific Names
Crax tuberosa [BirdLife International (2004)], Crax tuberosa [Stotz et al. (1996)], Crax tuberosa [Sibley and Monroe (1990, 1993)], Mitu tuberosa [Sibley and Monroe (1990, 1993)]
Razor-billed Curassow (Mitu tuberosum) [XC123101]
by JAYRSON ARAUJO DE OLIVEIRA from Manu Learning Center, Madre de Dios, Peru (call)
Razor-billed Curassow (Mitu tuberosum) [XC232754]
by Jacob Wijpkema from Pantiacolla Lodge, Madre de Dios, Peru (call)
Subspecies
All members of genus form superspecies. Often considered conspecific with Alagoas Curassow (Mitu mitu).
Has hybridized in captivity with several other species of curassow, including Blue-billed Curassow (Crax alberti), and some of these hybrids were fertile. Reported to be marginally sympatric with Salvin's Curassow (Mitu salvini) at some localities in Peru.