JAGUARONDI, jăg-wa-rŏn'dǐ, or YAGUARONDI, a slender, long-tailed, unspotted, blackish-gray wildcat (Felis jaguarondi) of tropical America. It is not common, and is little known. It measures about 30 inches from snout to tail, and the tail is 25 inches long; and the sides of its nose are curiously pinched in.