1310 



NEW YORK STATE MUSEUM 



Strophonellasp.?, 1191, 1206. 



cavumbona, 1191, 1206. 



headleyana, 1056, 1059. 



leavenworthana, 1056, 1188, 1197, 

 1206. 



punctulifera, 1056, 1188, 1189, 1190, 

 1191, 1206. 



radiata, 1191, 1206. 



varistriata, 1188. 

 Strophostylus, 994. 



expansus, 1204, 1208. 

 Styliola limestone, exposures, 1001, 



1010, 1013, 1015, 1016, 1019, 1020. 

 Stylonurus, 1108. 

 Subolean (?) conglomerate, 976, 977, 



980, 988, 989. 

 Suffolk county, mastodons, 923. 

 Sullivan county, mastodons, 926-27. 

 Sweden, Dictyonema bed in, 943-44. 

 Symphysurus incipiens, 942. 

 Synziphosura, 1081. 

 Syringothyris, 981. 



randalli, 995. 



Tellander, Axel, cited, 955. 

 Tellinomya aequilatera, 1117, 1120, 



1123, 1124, 1125, 1126, 1127, 1128. 

 "Tentaculite" limestone, 1147. 

 Tentaculites, 913-14. 



sp.undet., 1119, 1120, 1121, 1127, 



1136, 1137, 1151. 

 bellulus, 914. 

 mut. stebos, 914. 



explanation of plate, 1248. 

 elongatus, 1164, 1197, 1203, 1208. 

 gracilistriatus, 914. 



mut. asmodeus, 913-14. 

 explanation of plate, 1246. 

 gyracanthus, 1133, 1134, 1142, 1163, 

 1186, 1223. 

 Tetragraptus, 947. 



serra, 952, 954. 

 Thysanocrinus sp. f 1124, 1126. 

 Thysanodictya edwin-halli, 993. 



poecilus?, 993. 

 Tompkins, Calvin, indebtedness to, 



1177. 

 Tompkins county, mastodon, 933. 

 Tornoceras, 916-17. 

 uniangulare, 916, 917. 



explanation of plate, 1248. 



Tornoceras uniangulare (continued) 

 mut. astarte, 916-17. 



explanation of plate, 1248. 

 Torsion of the Lamellibranch shell, 



1228-33. 

 Tremadoc slates, 944, 945. . 

 Trematopora sp., 1126. 

 Trematospira sp. nov., 1203, 1207. 

 costata, 1203< 1207. 

 formosa, 1164. 

 multistriata,1203, 1207. 

 perforata, 1061. 

 Trigeria, 907. 



lepida mut. pygmaea, 907. 

 explanation of plate, 1244. 

 Trigonograptus ensiformis, 1036. 

 Trinucleidae, 942, 946. 

 Trochoceras gebhardi, 1117, 1118, 

 1119, 1123, 1126, 1127, 1128, 

 1133, 1134, 1140, 1141. 

 turbinatum, 1117, 1119, 1127, 1128. 

 Tropidocyclus?, 994. 

 Tropidoleptus, 906. 

 carinatus, 906. 

 mut. pygmaeus, 906. 



explanation of plate, 1244. 

 Tully limestone, dwarf fauna of 

 pyrite layer at horizon of, 870-71, 

 892-920. 

 Tully quadrangle, areal map, 854. 

 Tuna conglomerate, 976, 977. 

 Type specimens of Paleozoic fossils, 

 catalogue, 867 ^ 



Ulrich, cited, 857, 956, 1116, 1143, 

 1152, 1156, 1234. 



Ulster county, mastodons, 927; "Cor- 

 alline," 1116; disturbed fossiliferous 

 rocks in the vicinity of Rondout, 

 N. Y., 1176-1227. 



Uncinulus campbellanus, 1060, 1061, 

 1191, 1193, 1197, 1207. 

 mutabilis, 1057, 1188, 1207. 

 nobilis, 1061, 1193, 1207. 

 nucleolatus, 1056, 1188, 1189, 1207. 

 pyramidatus, 1057. 

 vellicatus, 1191, 1207. 



Union Springs, Cayuga Lake, Coble- 

 skill section at, 1129-36; Manlius 

 limestone, 1136-37. 



Upper Shaly limestone, 1063. 



