The species is native to South America and Trinidad and Tobago in the Caribbean.

[4] The specific name, brongersmianus, is in honor of Dutch herpetologist Leo Brongersma.

In between it is also known to occur in Colombia, Venezuela, Guyana, Suriname, Peru, Brazil, Bolivia and Paraguay.

The type locality given is "Barra de Itaipe, Ilheus, Bahia [Salvador]", [Brazil].

[3] The diet of A. brongersmianus from a semideciduous forest in Central Brazil consisted of ants of all stages of development, while earlier studies also mention termites and unspecified insects.