Family Tanagers (Thraupidae)

Near Threatened

Rufous-rumped Seedeater (Sporophila hypochroma)


Taxonomy

French: Sporophile à croupion roux German: Rotbürzelspelzer Spanish: Semillero culirrufo
Taxonomy:

Sporophila hypochroma

Todd

, 1915,

Buena Vista, Santa Cruz, Bolivia

.

Belongs in S clade of “capped” (“capuchino”) Sporophila (see S. castaneiventris and S. bouvreuil, above). Monotypic.

Distribution:

S Paraguay, NE Argentina (E Formosa and E Chaco S to Corrientes, Entre Ríos and N Buenos Aires) and adjacent W Uruguay; non-breeding N & E Bolivia (Beni, La Paz and W Santa Cruz), SW Brazil (S Mato Grosso and S Goiás, S to N Paraná) and E Paraguay.

Descriptive notes

10 cm; one young male 9·7 g. A tiny seedeater with small, rounded bill. Male breeding has crown to mantle and upper back greyish, lower back and rump chestnut; tail... read more

Voice

Song more complex than that of other “capuchino” seedeaters, a long warble with many inflected... read more

Habitat

Tall grasslands adjacent to marshes or other open wetlands; breeding evidently confined to... read more

Food and feeding

Grass seeds. Clings to grass stem while foraging for seeds. Sometimes in mixed flocks with other members of genus.

Breeding

Season Dec–Feb. No other information.

Movements

Poorly known. Partially migratory, but details of movements and precise location of non-breeding... read more

Status and conservation

Not globally threatened. Currently considered Near-threatened. Generally uncommon to rare, and very patchily distributed. Range sometimes mapped as rather large, but appears... read more

Recommended citation

Jaramillo, A. (2018). Rufous-rumped Seedeater (Sporophila hypochroma). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/62131 on 13 November 2018).