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G. H. Fowler, Quart. Journ. Micr. Sci. xxix. 1888, p. 143.

[406]

For a general account of the Madreporarian skeleton, cf. Ogilvie, Phil. Trans. Roy. Soc. clxxxvii. B. 1896.

[407]

H. M. Bernard, Ann. Mag. Nat. Hist. (7) xiii. 1904, p. 1.

[408]

"Report on the Results of Dredging on the Macclesfield Bank," Admiralty Report, 1894.

[409]

C. Darwin, Coral Reefs, 3rd edition, 1889, p. 125.