ABSTRACT
The authors report, for the first time in the state of Rio Grande do Sul, Brazil, the ocurrence of chewing lice (Mallophaga) on some wild animals, as follows: Colpocephalum sp. and Chelopistes sp. on Red-legged seriema (Cariama cristata), Colpocephalum sp. on Great egret (Casmerodius albus), Eutricophilus sp. on porcupine (Coendou villosus) and Gyropus sp. on a wild rat (Proechymis semispinosus).
KEY WORDS:
Lice; Mallophaga; wild animals; birds; mammals.