tellurian(n = noun.person) earthling, earthman, worldling - an inhabitant of the earth;
is a kind of denizen, dweller, habitant, indweller, inhabitant

   tellurian(a = adj.pert) telluric, terrene, terrestrial - of or relating to or inhabiting the land as opposed to the sea or air;

   Of or pertaining to the earth. De Quincey. [1913 Webster]

1.  A dweller on the earth. De Quincey. [1913 Webster]

2.  An instrument for showing the operation of the causes which produce the succession of day and night, and the changes of the seasons. [1913 Webster]

tellurian, adj. & n.
--adj. of or inhabiting the earth.
--n. an inhabitant of the earth.

Etymology:
L tellus -uris earth