You want to say "which lives in the soil". It is a word of Greek origin. It is the name of a genus of small birds in the Formicariidae family. They are known as antthrushes, formicarios, chululues or terns nests.
Chamaeza: A genus of passerine birds in the Formicariidae family, whose members are natives of South America and are called chululues or rasconzuelos.