THE PLATES. 



Tab. 20. 



Fig. a. Corallina tridens, pag. 109. n. t. 



tig. b. Corallina Opuntia, pag. no. n. 24 



Fig. c. CoraHina Monile, pag. no. n. 3. 



Fig. d. Corallina incrafTata, pag. in. n*.\. 



Fig. di 1. a fingle joint of it. 



Fig. D 1. the fame magnified.. 



Fig. d 2. the infide. 



Fig. D 2?. the fame magnified, to fhew the branched 



fibres that end in cells on the furface. 

 Fig. d 3. the crofs feclion of the joint. 

 Fig. D 3. the fame magnified, to fhew the growth of the 



trumpet-like cells, 

 Fig. D 4. part of the furface highly magnified, to fhew 



the cavities of fome of the cells, and fome of 



their covers cracked. 

 Fig. D 5. one of the polypes out of the cell. 

 Fig. D 6* the furface of the Coralline, where the covers 



to the cells are intire. 

 Fig. e. Corallina Tuna, pag. tit. #.5. 



Tab. 21. 



Fig. a. Corallina palmata,^^-. 1x8. 72.20,. 



Fig. A. part of the fame magnified. 



Fig. b. Corallina fubulata, pag. 119. n. 23, 



Fig. B, part of the fame magnified. 



Fig. c. Corallina < granifera, pag. 120. ^.24, 



Fig. C. part of the fame magnified. 



Fig. d. Corallina fragilifiima, pag. 123. n. 29, 



Fig. e. Corallina Tribulus, pag. 124. n. 31. 



Fig. f. Corallina cufpidata, pag. iz\. n. 30. 



Fig. g. Corallina lapidefcens, pag. 112. ?t. ,%i 



Fig, ft 



199 



