\Tor"trix\, n. [NL., fr. L. torquere, tortum, to twist.]
1. (Zo["o]l.) Any one of numerous species of small moths of
   the family {Tortricid[ae]}, the larv[ae] of which usually
   roll up the leaves of plants on which they live; -- also
   called {leaf roller}.
2. (Zo["o]l.) A genus of tropical short-tailed snakes, which
   are not venomous. One species ({Tortrix scytal}[ae]) is
   handsomely banded with black, and is sometimes worn alive
   by the natives of Brazil for a necklace.