The Collaborative International Dictionary of English v.0.48:

Loris \Lo"ris\, n. [Loris, or lori, the indigenous East Indian
   name.] (Zool.)
   Any one of several species of small lemurs of the genus
   Stenops. They have long, slender limbs and large eyes, and
   are arboreal in their habits. The slender loris (Stenops
   gracilis), of Ceylon, in one of the best known species.
   [Written also lori.]
   [1913 Webster]