 | 1861 - 504 páginas
...series in question. As to the geological age of this series, Dr. Emmons maintains that his Taconie system occupies a position inferior to the Champlain division of the New York system, and is consequently beneath the Lower Silurian system of Murchison. As we have before shown however,... | |
 | Geological Survey of Pennsylvania - 1878 - 292 páginas
...to the Lower Cambrian of Prof. Sedgwick," (Geology, Second District, page 163,) and he now asserted that " the Taconic system occupies a position inferior...division of the Silurian system of Mr. Murchison." (Agriculture of New YorK, page 55.) § 91. In this last quoted volume, giving the results of his more... | |
 | Geological Survey of Pennsylvania - 1878 - 292 páginas
...to the Lower Cambrian of Prof. Sedgwick," (Geology, Second District, page 163,) and he now asserted that " the Taconic system occupies a position inferior...division of the Silurian system of Mr. Murchison." (Agriculture of New Yor£, page 55.) § 91. In this last quoted volume, giving the results of his more... | |
 | 1888 - 1132 páginas
...became more positive in regard to the relation of the Taconic to the Lower Silurian rocks. He says : " I shall take the broad and distinct ground that the...division of the Silurian system of Mr. Murchison." || " 1. Position. — It rests unconformably upon primary schists, and passes beneath the New York... | |
 | George Perkins Merrill - 1906 - 646 páginas
...2. Stockbridge limestone. 1. Granular quartz. The system as here outlined, Emuions argued, occupied a position inferior to the Champlain division of the...division oF the Silurian system of Mr. Murchison. The fossils found in the Black slate, it should be mentioned. ^Z?**^ were Trilobites— Atoj>$ trilineatun,... | |
 | United States National Museum - 1906 - 940 páginas
...2. Stockbridge limestone. 1. Granular quartz. The system as here outlined, Emmons argued, occupied a position inferior to the Champlain division of the New York system, or the lower division o!' the Silurian system of Mr. Murchison. The fossils found in the Black slate, it should be mentioned,... | |
 | George Perkins Merrill - 1906 - 642 páginas
...2. Stockbridge limestone. 1. Granular quartz. The system as here outlined, Emmons argued, occupied a position inferior to the Champlain division of the New York system, or the lower division o* the Silurian system of Mr. Murchison. The fossils found in the Black slate, it should be mentioned,... | |
 | United States National Museum - 1906 - 944 páginas
...2. Stockbrulge limestone. 1. Granular quartz. The system as here outlined, Kmmons argued, occupied a position inferior to the Champlain division of the New York system, or the lower division o!' the Silurian system of Mr. Murchison. The fossils found in the Black slate, it should be mentioned,... | |
 | George Perkins Merrill - 1924 - 878 páginas
...limestone. 1. Taconic slate. 1. Granular quartz. As here outlined, Emmons argued that the system occupied a position inferior to the Champlain division of the...York system, or the lower division of the Silurian of Murchison. The fossils found in the Black slate, it should be mentioned, were trilobites which Emmons... | |
 | George Perkins Merrill - 1924 - 886 páginas
...Granular quartz. Fig. 122. A tops Trilineatvs. As here outlined, Emmons argued that the system occupied a position inferior to the Champlain division of the...York system, or the lower division of the Silurian of Murchison. The fossils found in the Black slate, it should be mentioned, were trilobites which Emmons... | |
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York system, or the lower division o!' the Silurian system of Mr. Murchison. The fossils found in the Black slate, it should be mentioned, were Trilobites — Atoj»t trilineatun, a form allied to Triiirthru* beckii and EllipFlo. 