What is "spot-backed antshrike"

n. a passerine bird of the antbird family, ''Hypoedaleus guttatus''.

The spot-backed antshrike (Hypoedaleus guttatus) is a species of bird in the family Thamnophilidae. It is the only member of the genus Hypoedaleus. It is found in Argentina, Brazil, and Paraguay.

Its natural habitat is subtropical or tropical moist lowland forests.