556 
POLYPI. 
Actinia verrucosa .— The Great Actinia. 
Plate XCV. fig. 6. 
Cylindrical, glandular, red ; mouth appendiculated, with pro¬ 
jecting tentacula. Inhabits the coasts of Britain. 
Section II. 
Body free and floating—It contains twenty genera; viz. 
4. Phorcynia; 5. iEquorea; 6. Pelagia; 7. Cyantea; 8. Rhiz- 
ostoma; 9. Cassiopea; 10. Geryonia; 11. Orythia; 12. Bere- 
nix; 13. Eudora; 14. Carybdea; 15. Beroe; 16. Cestum ; 
17. Diphyes; 18. Porpita; 19. Velella; 20. Physalia; 21. 
Physsophora; 22. Rhizophyza; 23. Stephanomia. 
CLASS XIV.—POLYPI. 
The animals are gelatinous, with elongated contractile bodies ; 
and provided with an alimentary sac, which has one opening ; 
mouth terminal, surrounded by radiated tentacula ; the greater 
number of the species congregated, adherent, and forming 
compound animals. 
ORDER I.—POLYPI NATANTES. 
The animals united in a common body, free, elongated, fleshy, 
enveloping an inorganic axis, which is either cartilaginous, osse¬ 
ous, or stony; and provided with radiated tentacula around the 
aperture of each polypus.—This order contains six genera: 
1. Umbellularia; 2. Yirgularia; 3. Renilla; 4. Pennatula ; 
5. Funiculina; and, 6. Veretillum. 
Genus 1. — UMBELLULARIA. — Lamarck. 
Generic Character .—Body a long simple stem, and free, hav¬ 
ing a bony inarticulate axis, enveloped by a fleshy membrane ; 
the polypi are united in an umbellate form, and of large size, 
with eight ciliated tentacula. 
