Back to families© Text, layout and database rights belong to the Trust for Avian Systematics 2021.

MELANOPAREIIDAE - Crescent-chests1 (1:4)
MELANOPAREIA Reichenbach, 1853 F - Synallaxis maximiliani d'Orbigny, 1835; type by subsequent designation (G.R. Gray, 1855, Cat. of the Genera and Subgenera of Birds, p. 27).  
Melanopareia torquata2 Collared Crescent-chest
bitorquata (d'Orbigny & Lafresnaye, 1837) vE Bolivia (NE Santa Cruz)
rufescens Hellmayr, 1924 iC Brazil (S Pará to E Mato Grosso do Sul, Minas Gerais, São Paulo), E Paraguay
torquata (zu Wied, 1831) vE Brazil (S Piauí, W Bahia)
Melanopareia maximiliani Olive-crowned Crescent-chest
maximiliani (d'Orbigny, 1835) iW Bolivia (La Paz)
argentina (Hellmayr, 1907) vAndes of C and S Bolivia (Cochabamba, from W Santa Cruz) to NW Argentina (to W Córdoba, N San Luis)
pallida Nores & Yzurieta, 19803 vSE Bolivia, W Paraguay, N Argentina (E Formosa to Córdoba) [Nores, 1980 #2777]
Melanopareia maranonica   Chapman, 1924 Marañon Crescent-chestδ
vMarañón valley of S Ecuador (S Zamora-Chinchipe) and N Peru (NE Cajamarca)
Melanopareia elegans4 Elegant Crescent-chest
elegans (Lesson, 1844) iW Ecuador (from Manabí, S Pichincha)
paucalensis (Taczanowski, 1884) vNW Peru (to La Libertad)

1 For removal from Rhinocryptidae and creation of a separate family, see Irestedt et al. (2002) [Irestedt, 2002 #2073], Chesser (2004) [Chesser, 2004 #744], and Ericson et al. (2010) [Ericson, 2010 #12295].
2 Considered by Sibley & Monroe (1990) [Sibley, 1990 #3636] to form a superspecies with M. maximiliani.
3 May merit treatment as a separate species; see Krabbe & Schulenberg (2003) [Krabbe, 2003 #4401].
4 May form a superspecies with M. maranonica; see Krabbe & Schulenberg (2003) [Krabbe, 2003 #4401].