The Collaborative International Dictionary of English v.0.48:

Antiscians \An*tis"cians\, Antiscii \An*tis"ci*i\, n. pl. [L.
   antiscii, Gr. ?, pl.; 'anti` against + ? shadow.]
   The inhabitants of the earth, living on different sides of
   the equator, whose shadows at noon are cast in opposite
   directions.
   [1913 Webster]

         The inhabitants of the north and south temperate zones
         are always Antiscians.                   --Brande & C.
   [1913 Webster] Antiscoletic