Medusæ, &c.

In the same Case (2) are the Sea Firs (Sertularia), and [unclear: plus] models of the Portuguese Man-of-war (Physalia pelagica), and several examples of Jelly-fish, or [unclear: Sea-blubbers], such as Rhizostoma, Cassiopeia, Aurelia, &c., and their extinct relatives the Graptolites.