DESCRIPTION OF PLATE V. 



Living Zoophytes; Lecture VI. 



Fig. 1. Sertularia setacea; a branch with three polypes expanded; highly magni- 

 fied; p. 615. 



2. Campanularia gelatinosa ; a branch highly magnified; some of the polypes 



are protruded, and others within their cells; p. 616. 



3. Gorgonia patula ; magnified view of a branch, with six polypes expanded; 



p. 617. 



4. The coral of Car yophy Hi a fas ciculaia ; p. 623. 



5. Flustra pilosa, encircling a piece of fucus ; natural size ; p. 606. 



6. A single cell of F lustra pilosa, with the polype protruding its tentacula ; 



p. 605. 



7. A single cell of a Flustra, with the included polype; p. 605. 



8. A small portion of a Flustra magnified to show the form and arrangement 



of the cells; p. 605. 



9. C 'or allium rubrum, or red coral; a branch with its fleshy investment, and 



several polypes in different states of expansion, as they appear when alive 

 in the sea; p. 618. 



10. Alcyonium gelatinosum ; a portion highly magnified; some of the polypes 



are expanded, and others in various states of contraction. The substance 

 so commonly attached to shells and stones on our sea-coasts, and known 

 by the name of Dead-men's fingers, is a compound zoophyte of this kind, 

 and is termed Alcyonium digit alum. (See Dr. Johnston's British Zoo- 

 phytes, pi. 26.) 



1 1. Poc'llopora cerulea, from the Indian seas; drawn when alive in the water; 



p. G23. 



