PLATE XLVII. 



FIG. 



I , 2. Tubulipora patina, p. 266, of the natural size and 



magnified. 



3. A portion of the Tubulipora patina more highly mag- 



nified. 



4, 5. Tubulipora serpens, p. 275, of the natural size. 



6. A portion of the same magnified. 



7. Diastopora obelia, p. 276, of the natural size, on the 



shell of the Modiola vulgaris. 



8. A portion of the same magnified. 



9. 10. Tubulipora hlspida, p. 268, of the natural size. 



II. A portion of the same magnified. 



12. Gemellaria loriculata, p. 293, of the natural size. 

 1 3 C A portion of the same magnified. 



