Utiliser "physalia" dans une phrase

1. There once more, through the panels opening into these Caribbean waters ten meters below the surface of the waves, I found so many fascinating exhibits to describe in my daily notes! Among other zoophytes there were Portuguese men–of–war known by the name Physalia pelagica, like big, oblong bladders with a pearly sheen, spreading their membranes to the wind, letting their blue tentacles drift like silken threads; to the eye delightful jellyfish, to the touch actual nettles that ooze a corrosive liquid