Ry̆t'i-nȧ, n.
Ry̆t'i-nȧ, n. [Gr. ῥυτίς, furrow, wrinkle.] (Zoöl.) A genus of cetaceous mammals allied to the manatee, found in the Arctic Ocean. Baird.
Ry̆t'i-nȧ, n. [Gr. ῥυτίς, furrow, wrinkle.] (Zoöl.) A genus of cetaceous mammals allied to the manatee, found in the Arctic Ocean. Baird.