\L 



PLATE XLVTT. 



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 HISPIDA, p. 268, of the natural size. 



II. A portion of the same magnified. 



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



1 3. A portion of the same magnified. 



