title: Nyctomyini
text: # Nyctomyini
  
  Nyctomyini is a tribe of New World rats and mice in the subfamily Tylomyinae which includes two genera, Nyctomys and Otonyctomys, each with a single species. Both are medium-sized rats with tawny to brownish fur and a hairy tail.
  
  ## Classification
  
  Tribe Nyctomyini
  
  * Genus Otonyctomys
     * Hatt's vesper rat, Otonyctomys hatti
  * Genus Nyctomys
     * Sumichrast's vesper rat, Nyctomys sumichrasti
  