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Show 234 DR. J. E. GRAY ON ZOANTHIN^E. [Feb. 14, skinned Zoanthi, or Zoanthinee, the surface of the polype is soft, and fleshy. Duchassaing and Michellot, in their - Essay on the Corals of the West Indies,' have established some additional genera. The base expanded, laminar. 1. MAMMILLIFERA, Lesueur. Mammillifera, Duchassaing & Michellot, Me'm. Coral, des Antilles, 51. The base slender, subcylindrical, creeping. 2. ZOANTHUS, Cuvier, 179; M.-Edw. Coral. 299. Zoantha, Lamk. 1. ZOANTHUS SOCIATUS, Ellis, Zooph. 2. ZOANTHUS ALDERI, Gosse, Brit. Sea Anem. 305, t. 9. f. 8, t. 12. f. 5. Hab. Coast of Britain. See other species (Duchassaing & Michellot, Mem. Coral, des Antilles, 1860, p. 49; Dana, Zoophytes, 423). 3. PALYTHOA. The polypes close together, arising from a net-like anastamosing linear base. PALYTHOA BERTHOLETI. Solitary, rarely irregularly aggregate. 4. ISAURUS, Gray, Spic. Zool. 8, 1825. Lsaure, Savigny. Lsaurus, Duchassaing & Michellot, Mem. Coral, des Antilles, 1860, p. 51, t. 8. f. 10. ISAURUS TUBERCULATUS, Gray, Spic. Zool. 8, t. 6. f. 3, 1825. Hab. . B.M. This genus and species was described and figured in 1825 from a specimen in the British Museum. 5. ? ORINIA, Duchassaing & Michellot, Me'm. Coral, des Antilles, Separate. 6. PALES. Body cylindrical; isolated, solitary, clustered, or sometimes proliferous, but each specimen having a separate base; outer skin smooth, thin, olive-brown, slightly concentrically wrinkled; the tentacles numerous. The internal laminae numerous, slender,' only |
