The Structure and Distribution of Coral Reefs

9780217898980: The Structure and Distribution of Coral Reefs

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1889 edition. Excerpt: ... that near Port Dory, on the north coast of New Guinea, the shores are flanked, to the height of 150 feet, by madreporitic strata of a modern date. He mentions similar formations at Waigiou, Amboina, Bourou, Ceram, Sonda, and Timor: at this latter place, MM. Quoy and Gaimard 7 have likewise described the primitive rocks, as coated to a considerable height with coral. Some small islets eastward of Timor are said in Kolff's Voyage 1 to resemble small coral islets upraised some feet above the sea. Dr. Malcolmson informs me that Dr. Hardie found in Java an extensive formation, containing an abundance of shells, of which the greater part appear to be of existing species. Dr. Jack has described some upraised shells and corals, apparently recent, on Pulo Nias off Sumatra; and Marsden relates in his history of this great island, that the names of manypromontories show that they were originally islands. On part of the west coast of Borneo and at the Sooloo Islands, the form of the land, the nature of the soil, and the waterwashed rocks, present appearances 3 (although it is doubtful whether such vague evidence is worthy of mention) of having recently been covered by the sea; and the inhabitants of the Sooloo Islands believe that this has been the case. Mr. Cuming, who has lately investigated with so much success the mollusca of the Phillippines, found near Cabagan, in Luzon, about 60 feet above the level of the R. Cagayan and 70 miles from its mouth, a large bed of fossil shells: these, as he informs me, are certainly of the same species with those now existing on the shores of the neighbouring islands. From the accounts given by Captain Basil Hall and Captain Beechey1 of the lines of inland reefs, and walls of coral rock worn into caves, above the...

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Darwin, Charles
ISBN 10: 021789898X ISBN 13: 9780217898980
Nuovi Quantità: 1
Phatpocket Limited
(Waltham Abbey, HERTS, Regno Unito)
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Descrizione libro Condizione libro: New. New. Book is new and unread but may have minor shelf wear. Codice libro della libreria Z1-S-011-01792

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