PLATE X. 



CYCLOSTOMATA. 

 Entalopliora, Reptotubigera, Tubulipora, Crïsina. 



(All the figures are magnified to the same scale : — Ross, i-inch Obj., afterwards reduced '/ 2 . 

 The scale, in f4, is indicated at the foot of the Plate.) 



Fig. i. Tubulipora atlantica (Forbes, MSS.), Johnst., var. fiexuosa, Pourt. (p. 127). — ni.D. 1 , Stat. 156. 



Part of a branch, with ovicell. 

 Fig. 2. „ „ „ „ „ , „ — in. D.\ Stat. 156. Basal 



view of branch. 

 Fig. 3. „ „ „ „ „ — iii.D.', Stat. 156. Branch, 



with part of ovicell. 

 Fig. 4. Tubulipora atlantica (Forbes, MSS.), Johnst. (p. 124). — 165. B. 1 , Stat. 248. Basal view of branch, 



showing secondary 

 thickening. 

 Fig. 5. „ „ Part of colony, with 



ovicell : o., ooecio- 

 stome. 

 Fig. 6. Crisina radians Lamk (p. 139). — 336. A. 2 , Stat. 37. Branch with ovicell: ze/., porous lateral 



windows of ovicell. 

 Fig. 7. „ „„ — „„„ Side view of fertile branch, showing zo., 



lateral windows of ovicell, and o., ooeci- 

 ostome. 

 Fig. 8. „ „„ — „ „ „ Basal view of branches. 



Fig. 9. Reptotubigera philippsae n. sp. (p. 120). — 250. A.\ Stat. 310. Complete colony, with three ovicells: 



/., marginal lamina with pore-areas; o., ooeciostomes. 

 Fig. 10. Tubulipora concinna MacGill. (p. 123). — 350. D., Stat. 240. Complete colony, with ovicells; o., 



ooeciostomes. 

 Fig. 11. Entalopliora delicatula Busk (p. 110). — 376. L., Stat. 213. Branches with ovicell: o., ooeciostome. 

 Fig. 12. Entalopliora proboscidea M.Edw. (p. 108). — 239. A. 2 , Stat. 310. Branches, with ovicell: o., ooeciostome. 

 Fig. 13. Entalopliora intricaria Busk (? sp.) (p. 112). — 135. F., Stat. 164. Branch without ovicell. 

 Fig. [4. „ , „ „ „ „ „ Branches, with ovicell: o., ? ooe- 



ciostome. 



