The results of the present study revealed that 12.3% of the examined goats in Beni-Suef region harboured lice. Among the infested animals, it was reported that, 41.8%, 38.7% & 19.5% were considered as moder ate, light and heavy degrees of infestation respectively. According to the keys supplied it was found that the sucking lice (Linoganthus africanus) was more predominating than the biting one (Bovicola caprae) which was detected. It was observed also that the hieghest degree of infestation was in Autumn. The morphological characters of the present species were reported, as well as control of these species by ivomec injection was tried.