Ilyocoris

Ilyocoris, called cinerea in Old Speech, is a ravenous aquatic creature that inhabits the swamps of Angren.

Trivia

 * First mentioned in Danusia Stok's translation of The Last Wish: she translated the Polish żyrytwa as ilyocoris.
 * Ilyocoris cimicoides is better known as (creeping) water bug in real world.

Żyrytwa