SEA-PENS, GORGONIAS, &o. 



Kg. 488. — Single 



Polyp of Eenilla, 



enlarged. 



Kg. 490. — Sea-Fan. 

 Fig. 489. —Bed Coral. Portion of large frond. 

 Single Polyp, enlarged. 



Fig. 491. — Verrucella. 



Fig. 492. — Red Coral. Fig. 493. — Primnoa. Fig. 494. — Organ-pipe. 

 11 JP 



