What is "notiomys"

Notiomys edwardsii, also known as Edward's long-clawed akodont, Milne-Edwards' long-clawed mouse, or Edwards's long-clawed mouse, is a rodent in the tribe Abrotrichini from southern Argentina. It is the only species in the genus Notiomys, although species of Chelemys and Geoxus were formerly included in that genus.