From WordNet (r) 2.0 :
cacomistle
n : raccoon-like omnivorous mammal of Mexico and the
southwestern United States having a long bushy tail with
black and white rings [syn: bassarisk, cacomixle, coon
cat, raccoon fox, ringtail, ring-tailed cat, civet
cat, miner's cat, Bassariscus astutus]