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Wiktionary
fish-eating rat

n. 1 A New World rat of the genus (taxlink Anotomys genus noshow=1). 2 A New World rat of the genus (taxlink Neusticomys genus noshow=1).

Wikipedia
Fish-eating rat

Fish-eating rat can refer to several related semiaquatic South American rodents of tribe Ichthyomyini:

  • Anotomys, one species:
    • Aquatic rat, Ecuador fish-eating rat, or fish-eating rat (Anotomys leander)
  • Neusticomys, six species:
    • Ferreira's fish-eating rat (Neusticomys ferreirai)
    • Montane fish-eating rat (Neusticomys monticolus)
    • Musso's fish-eating rat (Neusticomys mussoi)
    • Oyapock's fish-eating rat (Neusticomys oyapocki)
    • Peruvian fish-eating rat (Neusticomys peruviensis)
    • Venezuelan fish-eating rat (Neusticomys venezuelae)