Source : Webster's Revised Unabridged Dictionary (1913)

Lemures \Lem"u*res\ (l[e^]m"[-u]*r[=e]z; E. l[=e]"m[=u]rz), n.
   pl. [L. See {Lemur}.]
   Spirits or ghosts of the departed; specters.

         The Lars and Lemures moan with midnight plaint.
                                                  --Milton.