Igama elithi "Genus Formicarius" akulona igama elingatholakala kusichazamazwi njengoba empeleni liyigama lesayensi elisetshenziswa kwisayensi yezinto eziphilayo ukuze libhekisele ohlotsheni lwezinyoni ezaziwa ngokuthi izintuthwane, ezitholakala kakhulu eMelika Ephakathi naseNingizimu. . Lezi zinyoni zaziwa ngokudla kwazo okuyingqayizivele, lapho zilandela khona izintuthwane futhi zidle izinambuzane ezikhishwa izintuthwane.