Ixodes brunneus is a species of tick in the genus Ixodes. It is normally a parasite of birds, but has also been recorded on the marsh rice rat (Oryzomys palustris).Wilson and Durden, 2003, p. 1209
See also List of parasites of the marsh rice rat
References
Literature cited Wilson, N. and Durden, L.A. 2003. Ectoparasites of terrestrial vertebrates inhabiting the Georgia Barrier Islands, USA: an inventory and preliminary biogeographical analysis (subscription required). Journal of Biogeography 30(8):1207–1220.