234 



NEW YORK STATE MUSEUM 



Rhizodonts, 167. 



Rhynchoclus, 66, 67-70, 73. 149, 193. 



Sp., 15, 16, 21, 70, 196. 



excavatus, 15, 16, 68-69. 



major, 69. 



occidentalis, 68. 



pertenuis, 20, 69-70, 198. 



secans, 13, 67-68. 

 Ringueberg, E. I\* S.. cited, 134. 

 Rinodus calceolus, 71. 

 Rock Island, 111., 16. 

 Rockwood. Col., 20, 54. 

 Rocky river, O., 18. 



Sagenodus, 160. 



sp., 197. 



pertenuis, 97. 

 St John, Orestes, mentioned, 69. 

 Salem limestone, 62. 

 Salina beds, 12, 28, 30. 

 Sandusky, O.. 85. 

 Sauripteris taylcri, 22, 164, 166. 

 Scaumenac bay, Quebec, 16, 17, 31, 49, 



190, 191. 

 Scaumenacia, 95. 



curta, 17. 

 Schuchert, Charles, acknowledgments to, 



12; cited, 185, 188, 191, 192; mentioned, 



152. 

 Schultze, L., mentioned, loi. 

 Scombroids, 183. 

 Selachii, 2t,, 64-65. 

 Selenosteidae, 99. 

 Selenosteus kepleri, 19. 

 Semon, R., cited, 98. 

 Seneca county, 149. 

 Sharks, 64. 

 Sheffield, O., 18, 19. 

 Sirenodei, 23, 88, 89, 104, 113, 159. 

 Skates, 64. 



Sparta, 17, 18, 64, 171. 

 Sphenophorus sp., 16. 



Sphenophorus ( continued) 

 lilleyi, 21, 157. 



Spirifer mucronatus, 85. 



Spitzbergen, 118, 193. 



Slate Quarry beds, \^.., 20, 71, 72, 73, 83, 

 161, 162, 164. 



Stegocephalians, 105, 122. 



Stenacanthus nitidus, 50. 



Stenognathus corrugatus, 19. 



Stenosteus glaber, 19. 



Stethacanthus, 80, 82. 



Strepsodus sp., 21. 



Sturgeon Point, 17, 134, 137, 148, 156. 



Sturgeons, 171. 



Styliola limestone, 133, 134. 



Sullivant, Joseph, mentioned, 100. 



Susquehanna river, 22. 



Sweetland Creek beds, la., 20. 



Synthetodus, 99. 

 trisulcatus, 20. 



Systematic account of Devonic fishes 

 principally from New York and Penn- 

 sylvania, 24-172. 



Systematic descriptions, tabular key to, 23. 



Tabular key to systematic descriptions, 



23- 

 Tamiobatis, 65. 



vetustus, 19. 

 Teleostomi, 22,, 2y, 90, 91, 92, 164-65. 

 Teller, Edgar E., mentioned. 71. 

 Temnauchenia, 91. 

 Thelodus, 13, 25. 



scoticus, 25. 

 Tioga county. Pa., 22, 51, 87, 88, 162, 163. 

 Titanichthys, 95, 114, 126, 136, 140-44, 

 I45> 147- 



sp., 19- 



agassizi, 19, 142, 143. 



attenuatus, 19. 



brevis, 19, 136. 



clarki, 19, 141, 142, 143. 



