Odontophrynus lavillai (Spanish name: escuericito) is a species of frog in the Odontophrynidae family. It is found in northern Argentina, western and northern Paraguay, central-western Brazil (Mato Grosso do Sul), and eastern Bolivia. Odontophrynus lavillai is a fossorial frog. It occurs in open habitats from the Chaco to the Interandean Valles. Reproduction takes place in temporary waterbodies, including roadside ditches. It is locally threatened by habitat loss.