Dr. J. E. Gray on the Family Pennatulitla3. 23 



swollen near the pinnae. Australia ; Port Boweu. J. B. Jukes, 

 Esq. Brit. Mus. 



***** Oblong, broad; stem 5 the entire length. 



7. P. Japonicum, Herklots, Not. 11. t. 2. f. 1. Japan. 



8. P. spinomm, Ellis, Phil. Trans, liii. t. 21. f. 6-10; Herkl. 

 Not. 21. t. 3. f. 2. P. grisea, Chiaje, Mem. t. 31. f. . Mcdi- 

 teiTanean. 



9. P. Esperi, Herklots, Not. 20. P. grisea, Esper, t. 1. 

 Island of Sumatra. New Guinea. Brit. Mus. 



b. Pinnules very short {not developed ?) ; rachis very thick. 



10. P. Sieboldi, Herklots, Not. 22. t. 8. f. 1. Japan. 

 What is Pennatula grandis, Ehrenb., with the pinnae very far 



apart, not imbricate ? 



8. Sarcoptilus, Gray. Pinnules fleshy, roundish, closely 

 imbricate. Rachis minutely granular. 



* Pinnules with a thin rounded edge, cells small on the edge and 

 around the upper surface near the edge. Sarcoptilus. Stem 

 ^ the entire length. 



1. S. grandis, Gray, Proc. Zool. Soc. 1848, p. 45. t. . Orange. 

 Pinnules small, granular, with a regular, smooth, rounded edge. 

 Stem short, thick, about one-third the entu'e length. Australia; 

 Sydney. Dr. Bennett. Brit. Mus. 



** Pinnules with a flattened, rather broad edge, spinulose on the 

 margin ; cells large, on the flattened edge surrounded with spi- 

 cula. Ptilosarcus. Stem | the entire length. 



2. >S. smwosz^, PI. III. fig. 1. Oblong. Pinnules much crowded, 

 crumpled, with the edge slightly spinulose. Stem very thick, 

 swollen, as long as the feathered part. New Guinea. Capt. Sir 

 Edward Belcher. Brit. Mus. 



3. iS. GM?"weyf, Pl.III.fig.2. Orange. Pinnules smooth, very 

 much crowded, closely imbricated, with a rather broad, distinctly 

 spinulose edge. Cells crowded. Stem elongate, thick, half 

 the entire length, much swollen above. California, Monterey. 

 J. H. Gurney, Esq., M.P. Brit. Mus. 



Tribe III. Kophobelemnonie.e, or Cluviformes. Club-shaped, 

 with the polypes in longitudinal rows on the front surface. 



9. KOPHOBELEMNOX. 



1. K. stelliferum. Pen. stellifera, ilfw7/<?r, Z. D. t. 3G. f. 1-3. 

 North Sea. 



2. K. Burgeri, Herklots, Not. t. 7. f. 5. Jaj)an. 



