6 



ZOOPHYTES. 



polyps mutilated, and spermatic cords and lamella? visible, en- 

 larged; 13 f, visceral lamella; exsert from mouth.— p. 267. 



Fig. 14. OrBicejlla orion, worn surface of corallum, natural 

 size ; 14 a, same, enlarged; 14 b, vertical section, natural size. — p. 

 720. 



Figs. 15, ]5a. Astr^ea porcata ? transverse and vertical sec- 

 tions, natural size. — p. 721. 



PLATE 14. 



Fig. 1. Meandrina labyrinthica, outline of fossa and lamella? 

 of corallum, natural size. — p. 256. 



Fig. 2. Meandrina cerebriformis, outline, ibid.— p. 263. 



Fig. 3. Meandrina truncata, outline, taken from worn coral- 

 lum, showing form of fossa, and intervening solid septa, natural 

 size ; 3 a, general direction and width of fossa;.— p. 264. 



Fig. 4 a. Meandrina strigosa, transverse section of corallum, 

 natural size ; 4 b, vertical section, ibid.— p. 257. 



Fig. 5 a. Meandrina ritstica, transverse section of corallum, 

 natural size ; 5 b, vertical section, ibid. — p. 258. 



Fig. 6. Meandrina gracilis, surface of corallum, natural size; 



6 a, outline of fossa?, and profile of lamella?, natural size ; 6 b, 

 transverse section of corallum, natural size. — p. 261. 



Fig. 7. Meandrina tenuis, part of expanded zoophyte, enlarged ; 



7 a, one of the tentacles, enlarged ; 7 b, profile of lamella? and 

 fossa, from a vertical section, natural size; 7 c, lamella? of same, 

 enlarged; 7 d, transverse section of corallum, natural size.— p. 262. 



Fig. 8. Meandrina phrygia, surface of corallum, natural size ; 



8 a, profile of lamella? and fossa, from a vertical section, natural 

 size ; 8 b, vertical section of corallum, natural size.— p. 260. 



Fig. 9. Meandrina filograna, profile of lamella? and fossa.— 

 p. 262. 



Fig. 10. Meandrina mammosa, profile of lamella? and fossa?; 

 10 a, general character of trenches and ridges. — p. 265. 



Fig. 11 a. Meandrina valida, worn surface of corallum, natural 

 size; 11 b, profile of septa and fossa?, of same. — p. 259. 



Fig. 12 a, 12 b. Meandrina dedalea, profile views of lamella? 

 and fossa?, natural size ; 12 c, vertical section of corallum, natural 

 size. — p. 254. 



Fig. 13. Ctenopiiyllia pectinata, profile of lamella? and fossa?, 

 natural size. — p. 170. 



Fig. 14. Ctenopiiyllia quadrata, ibid. ; 14 a, view, showing 

 breadth of fossa and the character of the lamella?.— p. 171. 



Fig. 15. Ctenophyllia pachyphylla, ibid.— p. 172. 



Fig. 16. Ctenopiiyllia profunda, ibid. — p. 172. 



Fig. 17 a. Meandrina spongiosa, ibid. ; 17 b, view of surface, 

 showing breadth of fossa.— p. 255. 



Fig. 18. Meandrina interrupta, transverse section of corallum. 

 —p. 258. 



PLATE 15. 



Fig. 1. Merulina regalis, outline view of part of a few folia 

 of a zoophyte, natural size ; 1 a, view of living zoophyte ; ] b, 

 enlarged view, showing the tentacles and a mouth ; 1 c , enlarged 

 view of ridges and cells of corallum ; 1 d, 1 e, enlarged profile 

 views of lamella?. — p. 273. 



Fig. 2. Merulina ampliata, enlarged view of ridges and cells 

 of corallum ; 2 a, enlarged profile of lamella?, and section of rido- e 

 —p. 272. ° 



PLATE 16. 



Fig. 1. Merulina speciosa, corallum, natural size.— p. 273. 

 Fig. 2. Merulina scabricula, corallum, natural size, (part of 



a clump) ; 2' a branch, showing surface and cells ; 2 a, animals, 

 enlarged ; 2 b, section of corallum. — p. 275. 



Fig. 3. Merulina laxa, branch of corallum, natural size. — p. 

 276. 



Fig. 4. Phyllastr^ea tubifex, natural size; 4 a, polyp, enlarged; 

 4 b, surface of corallum, and cells. — p. 270. 



PLATE 17. 



Fig. 1. Merulina rigida, corallum in outline, natural size; 

 1 bis, branch of the same ; 1 a, one of the prominences of the sur- 

 face, enlarged ; 1 b, animals, enlarged ; I c, part of a transverse 

 section of the corallum. — p. 276. 



Fig. 2. Echinopora reflexa, corallum, natural size ; 2 a, 

 animals of a portion, enlarged; 2 b, transverse section of corallum, 

 enlarged. — p. 280. 



Fig. 3. Echinopora undulata, corallum, natural size; 3 a, cell, 

 natural size. — p. 278. 



Fig. 4. Echinopora horrida, corallum, natural size ; 4 a, polyps, 

 enlarged ; 4 b, transverse section of corallum, enlarged ; 4 c, cell, 

 enlarged. — p. 282. 



PLATE 18. 



Fig. 1. Fungia tenuis, profile view of corallum, natural size.— 

 p. 290. 



Fig. 2. Fungia glans, ibid. — p. 290. 



Fig. 3. Fungia discus, profile view of corallum, natural size, 

 showing outline of lamella;, and under surface ; 3 a, one of the 

 intermediate lamella?, with the tentacular tooth.— p. 291. 



Fig. 4. Fungia dentigera, profile view of corallum, natural 

 size, showing outline of lamella, (with the tentacular tooth,) and 

 under surface. — p. 301. 



Fig. 5. Fungia agariciformis, profile view, ibid.— p. 292. 



Fig. 6. Fungia agariciformis, var. tenuifolia, ibid.— p. 292. 



Fig. 7. Fungia dentata, ibid.— p. 293. 



Fig. 8. Same as 9 b, another specimen.— p. 295. 



Fig. 9. Fungia eciiinata, zoophyte, expanded; 9 a, tentacle, 

 enlarged, with summit of ridge; 9 b, profile view of lamella of 

 corallum, and under surface. — p. 294. 



PLATE 19. 



Fig. 1. Fungia repanda, a double individual, expanded, natural 

 size; 1 a, profile of section of corallum, showing outline of lamella? 

 and the spines below, natural size. Fig. 2. Outline of a specimen 

 from the Feejees. Fig. 3. A large specimen from the Feeiees - 

 p. 295. J ' 



Fig. 4. Fungia Integra, sectional view of corallum, showing 



outline of lamella?, natural size.— p. 296. 



Fig. 5. Fungia confertifolia, sectional view, ibid.— p 297 

 Fig 6. Fungia confertifolia (? ), part of animal, expanded 



natural size. — p. 298. ' 



Fig. 7. Fungia horrida, sectional view, showing outline of 

 lamella?, natural size.— p. 298. 



Fig. 8. Fungia paumotensis, animal expanded, natural size ■ 

 8 a, sectional view of corallum, showing outline of lamella?, natural 

 size. Fig. 9. Young? of this species.-p. 300. 



Fig. 10 Fungia scutaria, sectional view of corallum, showing 

 outline of lamella?, natural size ; 10 a, form, seen in vertical view 

 — p. 301. 



-p.1o3 L FUNGIA E[IRENBERGn ' Sectional ™*> fo, natural size. 



