Note 7 — Chapter II · THE METEORS OF THE SEA.
Reading edition
Page 13. The Lucernaria is a very rare form of medusa on our northern shores, and particularly characteristic in color and form. It is more like a polyp in texture, and its rich beryl color distinguishes it from all other forms. It is related to the Discophores, animals belonging to one of the groups of jelly-fishes, or medusæ.