LIST OF ILLUSTRATIONS 



The Weymouth Anemone, Actinoloba Dianthus, and 

 THE contorted Tube-worm Serpula Contor- 

 TUPLICATA ..... Frontispiece 



FIG. PAGE 



I. A Portion of the Branching Tubular Growth 



FORMED BY RHABDOPLEURA NORMANI 



2. One of the Polyps of Rhabdopleura. 



3. A Piece of the White Branching Coral (Lopho 



helia prolifera) .... 



4. British Marine Worms or Ch^topods 



5. The Shell of the Heart-urchin (Spatangus pur- 



PUREUS) with its SPINES RUBBED OFF 



6. British Sea-anemones .... 



7. A Common British Jelly-fish . 



8. A Common British Jelly-fish . 



9. The Larval or Young Form of Crustacea known 



AS "the Nauplius" .... 



10. The Common Ship's Barnacle, Lepas anatifera 



11. A Large British Sea-acorn, Balanus porcatus 



12. Two Stages in the Growth of the Common 



Barnacle from the Nauplius Stage 



5 

 7 



9 



78 



80 



85 

 94 

 96 



105 

 109 

 no 



iir 



13. The Picture of the "Goose Tree," copied prom 



the First Edition of Gerard's "Herbal" . 12; 



xiii 



