GENERAL INDEX 



Abbe, Cleveland, Jr., 42. 

 Acadian fossils, 89. 

 Adirondack uplift, 74. 

 Aikin, W. E. A., 35. 

 Alabama, 23, 83, 118, 136. 

 Ale, Myra, 8. 

 Alexander, J. H., 35. 

 Algae, Calcareous, 82. 



Proterozoic forms of, 85. 

 Allegheny Plateau, 23. 

 Amsterdam, N. Y., fossils from, 192. 

 Antietam battle-field, 70, 80. 

 Antietam Creek, 57. 

 Antietam sandstone, 48, 54, 57, 58, 59, 



65, 88, 89. 



Composition of, 58. 

 Antietam Station, 85. 

 Appalachian Region, 23, 60, 88. 

 Appalachian Valley, 60, 61, 67, 76, 83, 



85, 89, 90, 101, 106, 107, 109, 110, 114, 



116, 118, 126, 129, 132, 154, 156, 160, 



161, 167, 191. 

 Fossils from, 190, 196, 201, 202, 206, 



208, 241, 245, 257, 292, 300, 308, 315, 



360. 

 Axeman limestone, 101. 



B 



Bain, H. F., 87. 



Bassler, R. S., 11, 13, 23, 42, 43, 185, 187. 

 Bear Pond Mountain, 172. 

 Beaver Creek, 65, 70. 

 Beekmantown formation, 103, 117, 140. 

 Beekmantown limestone, 48, 76, 80, 82, 

 87, 89, 114, 115, 116, 123. 



Areal distribution. 109. 



Faunal zones, 96. 



Generalized section of, 93. 



Lithologic character of, 92. 



Residual products of, 105. 



Section of, 94. 



Topography of, 105. 

 Beekmantown-Conococheague boundary, 



103. 



Bellefonte, Pa., Fossils from, 347. 

 Belief onte dolomite, 101. 

 Benevola, 65, 70. 

 Berry, E. W., 7. 



29 



Billings, E., 196, 308, 341. 



cited, 309, 319, 333, 337, 350. 

 Birdseye limestone, 27. 

 Bissel, 99. 



Black River, 117, 129, 136, 141, 154. 

 Black River group, Fossils from, 195, 



199, 202, 213, 219, 226, 227, 249, 263, 



273, 315, 326, 330, 349, 359. 

 Blue Ridge, 61, 65, 67, 90, 132. 



Fossils from, 277. 

 Blue Ridge District, 23. 

 Blue Ridge Province, 56, 58. 

 Blue Springs, Fossils from, 193, 198, 208, 



209, 224, 226, 227, 238, 239, 240, 258, 



261, 271. 



Boonsboro, 59, 65. 

 Bostetter, 123. 

 Bowman's Mill, 81. 

 Brachiopods, 71, 82, 83, 97, 99, 100, 113, 



135, 142. 

 Braddock, 114. 

 Brown, T. C., 44, 87. 

 Buena Vista shale, 67. 

 Burnside Bridge, 70. 

 Butts, Charles, 88. 



Calcareous algae, 82. 

 Cambria, Wales, 25. 

 Cambrian, 23, 25. 



Columnar sections of, 48, 49. 



Correlation table of, 51. 



Geology of, 24. 



History of, 25. 



Paleogeography of, 45. 



Paleontologic characteristic of, 50. 



Physiography of, 23. 



Stratigraphic characteristics of, 50. 

 Cambrian age, Fossils of. 88. 

 Cambrian-Ordovician limestones. 60. 



Table of, 60. 



Thickness of, 60. 

 Campbell, H. D., 67. 

 Canada, 23, 136. 



Fossils from, 202, 224, 231, 232, 

 238, 239, 248, 269, 277, 278, 282, 283, 

 285, 298, 302, 309, 326, 350, 359. 

 Canadian system, 30, 31. 

 Cannjoharie, N. Y., Fossils from, 192, 

 303, 304. 



