"One of the commonest species, and must have been observed by those who frequent the sea-shore. In the…
"Which is without a central peduncle, yet has numerous long appendages hanging from its border." —…
"The Rhisostoma Cuvieri, a British species, measures two feet, or ever more, in diameter, while…
"With four foliaceous arms, and long filaments depending from the rim of th umbrella, also found in…
"With a nearly hemispherical body, showing a long proboscis, at the root of which are eight branchiferous…