Rytina \Ryt"i*na\ (r[i^]t"[i^]*n[.a]), n. [NL., fr. Gr. "ryti`s a wrinkle.]

(Zool.) A genus of large edentulous sirenians, allied to the dugong and manatee, including but one species (Rytina Stelleri); -- called also Steller's sea cow, stellerine and steller. [Written also Rhytina.]

[1913 Webster]

Note: It is now extinct, but was formerly abundant at Bering's Island, near Bering's Straits. It was twenty-five feet or more in length, with a thick, blackish, naked skin. The last were killed in 1768 for their oil and flesh. [1913 Webster] [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Rytina \Ryt"i*na\, n. [NL., fr. Gr. "ryti`s a wrinkle.]

(Zo["o]l.) A genus of large edentulous sirenians, allied to the dugong and manatee, including but one species (R. Stelleri); -- called also Steller's sea cow. [Written also Rhytina.]

Note: It is now extinct, but was formerly abundant at Behring's Island, near Behring's Straits. It was twenty-five feet or more in length, with a thick, blackish, naked skin. The last were killed in 1768 for their oil and flesh.

Source: Webster's Revised Unabridged Dictionary (1913)