| phthiraptera and gamasida parasites of columbina picui (temminck) (columbiformes: columbidae) in the state of rio grande do sul, southern brazil. | thirty-two specimens of columbina picui (picui ground-dove) were examined, and a collection of arthropods was made by washing the external surface of the body and the nasal cavity. the species in the order phthiraptera found and their respective prevalences, mean abundance and mean intensity were: columbicola passerinae (84.4%; 10.3; 12.2), hohorstiella passerinae (21.9%; 0.7; 3.1) and physconelloides eurysema (3.1%; 0.1; 2). the gamasid mites found in the birds and their respective prevalences, ... | 2012 | 22990830 |