See text Mammarenavirus is a genus of viruses in the family Arenaviridae.

[3] The name is a portmanteau of mammal and the former name Arenavirus, and differentiates it from the reptile-associated Reptarenavirus.

[2] Arenavirus comes from the Latin arena (sand) for the sandy appearance of the virions.

[4] The following species are recognized:[5]