R. m. occiduus Bangs, 1911 – east Peru, west Brazil (south of Amazon, west of Madeira River) and north Bolivia
ˈɑːɹ. ˈɛm. ˈɑːksɪdˌuːz bˈæŋz, nˈaɪntiːnhˈʌndɹɪd ɪlˈɛvən ˈiːst pɚɹˈuː, wˈɛst bɹɐzˈɪl sˈaʊθ ʌv ˈæmɐzˌɑːn, wˈɛst ʌv mˈædɛɹɚ ɹˈɪvɚ ænd nˈɔːɹθ bəlˈɪviə