 Parallelism of the Paleozoic; Deposits of America with those of Europe," Hall says that the "line of demarcation between the Devonian and Silurian is at the base of the Upper Helderberg or at the bottom of the Schoharie grit. Verneuil proposed to unite...  Collected papers - Seite 20von Herdman Fitzgerald Cleland - 1903Vollansicht - Über dieses Buch
 | 1902 - 744 Seiten
...the " Lower Ludlow rock" closed with the Onondaga (Gorniferous) limestone. VemeuiVs correlation. — In his concluding remarks on Verneuil's Parallelism...Chemung the second of this period. He correlated the Cheiming, I'orlage, Genesee, Tully, and Hamilton with the formations of Eifel and Devonshire; the Marcellus... | |
 | Geological Survey (U.S.) - 1903 - 364 Seiten
...Onondaga (Corniferous) limestone. V^erneu-U's correlation. — In his concluding remarks on Venreuil's Parallelism of the Paleozoic; Deposits of America...Renevier's correlation. — In the second edition, 1806, of the Tableau des Terrains Sedimentaires formes pendant des I^poques de la Phase Organique du... | |
 | Herdman Fitzgerald Cleland - 1903 - 594 Seiten
...the base of the Upper Helderberg or at the bottom of the Schoharie grit. Verneuil proposed to nnite the Marcellus shale, Hamilton shale, Tully limestone,...Genesee shale in one division, and make the Portage and Chcmung the second of this period. Ho correlated the Chemung, Portage, Genesee, Tully, .and Hamilton... | |
 | 1848 - 1022 Seiten
...our author proposes to unite the Marcellus shale, Hamilton group, Tully limestone and Genesee slate in one division, and make the Portage and Chemung the second of this period. In this we quite agree, admitting that such an arrangement is most conformable to the Palaeozoic indications.... | |
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