Coral Reefs; Volcanic Islands; South American Geology — CompleteNote 16 — Chapter VI · ON THE DISTRIBUTION OF CORAL-REEFS WITH REFERENCE TO THE THEORY OF THEIR FORMATIONReading edition“Remarks on Coral-Formations,” p. 50.◇Copy noteReturn to Chapter VI ON THE DISTRIBUTION OF CORAL-REEFS WITH REFERENCE TO THE THEORY OF THEIR FORMATION