THE PLATES, 1^5 



Tab. 6. 



Fig. a. Sertularia frutefcens, pag. 55. n. 29. 



Fig. A. the branches magnified, to (hew the denticles. 



A 1. the ftem compofed of many tubes. 

 Fig. b. Sertularia Pinafter, pag. 55. n. 30. 

 Fig. B. part of the ftem and branches magnified. 



B 1. the ovaries. 

 Fig. c. Sertularia Filicula, pag. 57. n. 32. 

 Fig. C. part of the ftem and branches magnified,, 



C 1. the ovaries. 



Tab. 7. 



Fig. 1. Sertularia Pennatula, pag. 56. ». 31. 



Fig. 2. a piece of the fame magnified. 



Fig. 3. Sertularia muricata, pag. 59. n. 36. 



Fig. 4. the fame magnified, to fhew the ovaries full of 



marp points. 

 Fig. 5. Corallina Peniculum, pag. 127. n. 36. 

 Fig. 6. one magnified. 

 Fig. 7. the top of the young tube, mewing how the 



branches rife out of the head of it. 

 Fig. 8. one of the branches highly magnified, to fhew 



the pores on the calcareous furface. 

 Fig. 9. The fuppofed Corallina terreftris ; fee pag. 127. 

 Fig. io. the fame magnified. 



a. a. a. a. a. fuppofed fructification, higher 

 magnified at b, b. b. b, b. 



Tab. 8. 



Fig. 1.2. Pennatula argentea, pag. 66. n. 9, 



Fig. 3. one of the fins extended. 



Fig. 4. Holothuria tremula, Linn. Syjl. Nat, 1090. 



C c 2 Fig. 5. 



