. The earth and its inhabitants .. . 42-20' West oF (jreenwich 0to5 Fathoms. Depths. S to 10 Fathoms 10 Fathoms aud upwards. 25 Miles. northern slopes of the divide—Mangabeiras, Gurgueia, Piauhy, and Dois Irmâos. But, unlike the Amazons, it enters the sea, not through an estuary, but through a ramifying delta advancing far beyond the normal coastline.* The Jaguaribe, which collects nearly all the running waters of Ceara, is far less copious than the Parnahyba, and, despite its numerous affluents, is navigable only for 15 miles of its lower course. In 1815 its mouth was completely closed by the


. The earth and its inhabitants .. . 42-20' West oF (jreenwich 0to5 Fathoms. Depths. S to 10 Fathoms 10 Fathoms aud upwards. 25 Miles. northern slopes of the divide—Mangabeiras, Gurgueia, Piauhy, and Dois Irmâos. But, unlike the Amazons, it enters the sea, not through an estuary, but through a ramifying delta advancing far beyond the normal coastline.* The Jaguaribe, which collects nearly all the running waters of Ceara, is far less copious than the Parnahyba, and, despite its numerous affluents, is navigable only for 15 miles of its lower course. In 1815 its mouth was completely closed by the bar, and all the shipping were caught like fish in a net. From the mouth of the Parnahyba to that of the S. Francisco the coast is frmged by a reef, or by several perfectly regular lines of reefs, some of coralline, some, notably the famous Pernambuco reef, of different origin. Probably in the whole world there exists no other natural formation which has more the appear- * Length of the Parnahyba, 930 miles ; drainage area, 136,000 square miles.


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Keywords: ., bookauthor, bookcentury1800, bookdecade1890, booksubjectgeography