Professional Paper Volume 98 (Paperback)

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. 1917 Excerpt: ... of the river. This terrace has probably been entirely removed by erosion in the area between Mississippi and Ouachita rivers and it has not been recognized between Ouachita and Red rivers. The stream terraces of the Canton plain have been noted at a number of places in the valley of the rivers of eastern Mississippi and western Alabama, but the observations have not been sufficiently systematic to warrant discussing the distribution of the terraces in detail. In western Louisiana and southeastern Texas still less detailed information has been obtained concerning their distribution, though a poorly preserved terrace at an elevation of 285 feet on the east side of Sabine River between Neame and Evans Ferry is tentatively correlated with the Canton plain. Inter8tream areas.--The interstream portions of the Canton plain are well developed in 1 Sbaw, E. W., unpublished notes. Louisiana east of Mississippi River and extend across southern Mississippi and Alabama into western Florida. In Louisiana the interstream areas of this plain extend westward from a point a few miles west of Woodworth, passing north of De Ridder and across the State line into eastern Texas. The original width of the interstream areas of the Canton plain in southern Mississippi and the adjacent portions of Louisiana was about 12 to 15 miles, and they narrow eastward to Baldwin County, near the Alabama-Florida boundary line, where the width is approximately 6 to 8 miles. In western Louisiana and eastern Texas the interstream areas are about as wide as those in Alabama. ALTITUDE. The stream terraces of the Canton plain are lower than those belonging to the older plains, though considerable local variation is found, the altitude depending on the size of the stream. As a rule, the stream terrace...