First survey on the fauna of ectoparasites found on the Ruddy Ground-Dove (Columbina talpacoti) is made in Brazil. The species of joined ectoparasites were: Microlynchia pussila (Speiser, 1902) (Diptera); Columbicola passerinae (Wilson, 1941) and Physconelloides eurysema (Carriker, 1903) (Phthiraptera: Ischnocera); Hohorstiella passerinae Hill & Tull, 1978 (Phthiraptera: Amblycera) and Byersalges talpacoti (Cerný, 1972), Diplaegidia columbigallinae (Cerný, 1972), Nanolichus sp. and Pterophagus lomatus Gaud & Barré, 1992 (Acari: Acaridida), being B. talpacoti the most prevalent species.
Columbina talpacoti; ectoparasites; chewing lice; feather mites; Rio de Janeiro
