tethys
Te"thys, n. Etym: [NL., fr. Gr. (Zoöl.) Defn: A genus of a large naked mollusks having a very large, broad, fringed cephalic disk, and branched dorsal gills. Some of the species become a foot long and are brilliantly colored.
Te"thys, n. Etym: [NL., fr. Gr. (Zoöl.) Defn: A genus of a large naked mollusks having a very large, broad, fringed cephalic disk, and branched dorsal gills. Some of the species become a foot long and are brilliantly colored.