Arvicola

from WordNet (r) 3.0 (2006)

Arvicola
    n 1: in some classifications considered synonymous with Microtus
         [syn: {Arvicola}, {genus Arvicola}]

from The Collaborative International Dictionary of English v.0.48

Arvicola \Arvicola\ n.
   a genus of mice in some classifications considered synonymous
   with {{Microtus}}.

   Syn: genus {Arvicola}.
        [WordNet 1.5]