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NEW YORK STATE MUSEUM 



INDEX TO FORMATIONS 



Laurentian gneiss, 652, 669, 1001, 1092, 1093, 1094 

 Cambric (Taconic), 1080, 1081, 1082, 1100, 1101, 1102 

 Potsdam sandstone, 336, 700, 1083. 1095, 1096, 1097 

 Calciferous sandstone [Beekmantown limestone]. 1105, 1106, 



1107, 1108, 1112a, 1118, 1119, 1120, 1121, 1123, 1131, 1132, 1133, 



1134, 1166, 1167, 1168, 1169, 2042, 2065 

 Chazy limestone, 290, 701. 1103, 1111, 1112, 1113. 1114, 1115, 1116, 



1117, 1117a, 1122, 1123, 1158, 2066 

 Birdseye [Lowville] limestone, 661, 1135, 1136, 1137, 1138, 1149?, 



1152 



Black river limestone, 295, 297. 1104, 1109, 1152, 1161, 1162, 1174 

 Trenton limestone, 291, 292, 293, 619, 620, 621, 622, 623, 626, 654, 



690, 710, 711, 712, 713. 714, 715, 716, 717, 718, 719, 721, 722, 



1110, 1112, 1123, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 



1147, 1148?, 1150, 1151, 1153, 1154, 1164, 1165. 1170, 1171, 1172, 



1173, 1174, 2008, 2009, 2011 

 Utica slate, 624, 691, 1227?, 1228, 1230, 1231, 1239, 1242, 1243?, 



1244, 1245, 1246, 1247, 1247a, 1247b, 1248, 1249, 1250 

 Hudson river group, 277, 278, 296, 365, 469, 503, 507, 508, 600, 



627, 628, 643, 644. 651, 655, 720, 1229, 1232, 1233, 1234, 1235, 



1236, 1237, 1238, 1240, 1241, 1251, 1252, 2010, 2046, 2047 

 Medina sandstone, 629, 656, 1259, 2043, 2060 

 Clinton beds. 298, 502, 630, 645, 657, 835, 1253, 1253a, 1255, 1256, 



1256a?, 1258, 2015, 2051, 2052, 2053, 2057 . 

 Niagara beds, 294, 299, 504, 601, 625, 631, 632, 646, 658, 668, 



730, 1254, 1257, 1260, 1261, 1262, 2016, 2017, 2018, 2019. 2052, 



2054, 2059 

 Guelph formation, 822 



Salina beds, including [Rondout] waterlime. 58, 59, 109, 166, 

 172, 510, 512, 601A, 633. 666, 667, 696, 1274, 1275, 1276, 1277, 

 1278, 1279, 1280, 1281, 1282, 1283, 1284, 1285, 1286, 1287, 1288, 

 1289, 1290, 1290a, 1291, 1291a, 1291b, 1292, 1293, 1369, 1374, 



