The Collaborative International Dictionary of English v.0.48:

Lophiomys \Lo*phi"o*mys\, n. [NL., fr. Gr. lofia` a mane,
   bristly ridge + my^s a mouse.] (Zool.)
   A very singular rodent (Lophiomys Imhausi) of Northeastern
   Africa. It is the only known representative of a special
   family (Lophiomyid[ae]), remarkable for the structure of
   the skull. It has handlike feet, and the hair is peculiar in
   structure and arrangement.
   [1913 Webster]