| abstract | Described are Ixodes guatemalensis, f, off Sciurus g. griseoflavus, San marcos, Guatemala; I. tecpanensis, f, of Orthogeomys grandis, Chimaltenango, Guatemala; I. pomerantzi, m, f, off Sylvilagus brasiliensis, Huancabamba, Piura, Peru, and Sylvilagus floridanus chiapensis, SacatepĂ©quez, Guatemala; I. tapirus, f, off Tapirus pinchaque, San AgustĂn, Huila, Colombia; I. tropicalis, f, off Thomasomys aureus, Valdivia, Antioquia, Colombia, and Dactylomys boliviensis, Sandia Prov., Puno, Peru; I. nectomys, m, off nectomys squamipes garleppi, Marcapata, Cusco, Peru; I. (Exopalpiger) andinus, f, nymph, larva, off Phyllotis darwini and Hesperomys sorella, Huaraz, Ancash, Peru; I. chilensis, f, unknown host, Angol, Chile. The holotype of all but I. chilensis are in the Chicago natural History Museum. The holotype of I. chilensis is in the U.S. National Museum. Paratypes of I. tecpanensis, I. pomerantzi, I. (E.) andinus, and I. trpicalis are in the Rocky Mountain Laboratory. |