"One of the Acalephae; a name given to a large number of marine animals; and redpresenyted chiefly by…
An illustration of Eudendruim ramonsum. The Idrozoi are a class of the phylum of Cnidarians, and in…
An illustration of a small jellyfish. Jellyfish are free-swimming members of the phylum Cnidaria. ellyfish…