214 



INDEX OF GENERA. 



Rhodocrinus, 23, 196. 

 Ehombifera, 203. 

 Ribeiria, 141, 168. 

 Rhynchonella, 113,202. 

 Rhynchospira, 117. 

 Romeria, 196. 

 Rotalia, 6. 

 Rotella, 165, 168. 

 Rusophycus, 2. 



Saccocrinns, 23. 

 Sserichnites, 77. 

 Sagenaria, 194. 

 Sagenocrinus, 20, 23. 

 Sagonella, 87. 

 Sanguinolaria, 138. 

 Sao, 67. 



Sargassites, 194. 

 Salterella, 148. 

 Salteria, 67. 

 Sarcinula, 14. 

 Scalites, 165. 

 Sclerodus, 193. 

 Schizocrinus, 23. 

 Schizotreta, 102. 

 Scolecoderma, 30, 197. 

 Scolicolithus, 30. 

 Scoliostoma, 168. 

 Scolithus, 31, 197. 

 Scouleria, 74. 

 Scyphia, 4. 

 Scyphocrinites, 197. 

 Scyphocrinus, 23. 

 Serpula, 31. 



Serpulites, 31,192,197, 



204 



Silurina, 202. 

 Siphonaria, 168. 

 Siphonia, 4. 

 Siphonotreta, 1 17, 202. 

 Shumardia, 67. 

 Skeuidium, 117. 

 Solenopleura, 67. 

 Slimonia, 77- 

 Sphserexochus, 67, 71, 



72, 199. 



Spaerocoryphe, 68. 

 Sphserocystites, 27. 

 Spharonites, 27, 197. 

 Sphaerophtlialmus, 68, 



199. 



Sphserospongia, 4, 194. 

 Sphagodus, 193. 

 Sphenocrinus, 23. 

 Sphenothallus, 2. 

 Spirifera, 117, 202. 

 Spirigerina, 120, 202. 

 Spirocerium, 6. 

 Spirorbis, 31, 197. 

 Spongarium, 2. 

 Stauria, 14. 



Staurocephalus, 8,199. 

 Stellipora, 14. 

 Stenaster, 28. 

 Stenoceras, 171. 

 Stenopora, 14, 196. 

 Stenotheca, 148. 

 Stephanocrinus, 23. 



Stictopora, 85. 

 Stilonurus, 77. 

 Straparollina, 165. 

 Straparollus, 165. 

 Stomatella, 168. 

 Strephodes, 15. 

 Streptelasma, 15. 

 Streptoceras, 183. 

 Streptorhynchus, 109. 

 Striatopora, 15. 

 Stricklandinia, 120, 



202. 



Stromatocerium, 5, 194. 

 Stromatopora, 4, 194. 

 Strombodes, 15, 196. 

 Strophodonta, 121. 

 Strophomena, 121, 202. 

 Strophostylus, 165. 

 Styliola, 203. 

 Stylonurus, 77. 

 Stygina, 68. 

 Subulites, 165, 168. 

 Sycocrinites, 27. 

 Sycocystites, 27. 

 Symphvsurus, 68. 

 Synbatiiocrinus, 23. 

 Synocladia, 87. 

 Syringocrinus, 23. 

 Syringophyllum, 14. 

 Syringopora, 15, 196. 



Tamiaster, 28. 

 Taxocrinus, 23. 

 Telephus, 68. 



Tellina, 141. 

 Tellinites, 141. 

 Tellinomya, 141. 

 Tentaculites, 31, 197, 



203. 



Tetradium, 5, 194. 

 Tetragonis, 5. 

 Tetragrapsus, 84, 201. 

 Tetramerocrinus, 23. 

 Textularia, 6. 

 Thamniscus, 87. 

 Theca, 148. 

 Thecia, 16. 

 Thecostegites, 16. 

 Thelodus, 193. 

 Thyestes, 193. 

 Thysanocrinus, 23. 

 Tiedemannia, 6. 

 Tigillites, 31. 

 Tiresias, 69. 

 Tollipeltis, 193. 

 Trachium, 5. 

 Trachyderma, 32, 197. 

 Trapelocera, 69. 

 Trematis, 125. 

 Trematoceris, 183. 

 Trematopora, 87. 

 Trematospira, 125. 

 Tretoceras, 183. 

 Triarthrellus, 69. 

 Triarthrus, 69. 

 Trichoides, 2, 197. 

 Trichospongia, 5. 

 Trigonotreta, 125. 



Trilobites, 69, 71, 204. 

 Trimerella, 125. 

 Trimerus, 69. 

 Trinodus, 69. 

 Trinucleus, 69, 71, 72, 



199. 



Triplesia, 125. 

 Trochoceras, 183, 190. 

 Trochocrinus, 23. 

 Trochocystites, 27, 197, 



203. 



Trocholites, 184. 

 Trochonema, 166. 

 Trochus, 166, 168. 

 Tropidoleptus, 125. 

 Tubina, 168. 

 Turbo, 166, 168. 

 Turrilepas, 77. 

 Turritella, 167, 168. 



Urceopora, 87. 



Vaginulina, 6. 

 Vanuxemia, 142. 

 Vermetus, 168. 

 Vermiculites, 32. 

 Verticillipora, 5. 

 Vexillum, 2. 

 Vincularia. 87. 

 Vioa, 3. 



Zaphrentis, 16, 196. 

 Zethus, 70. 

 Zygospira, 125. 



THE END. 



PRINTED BY TAYLOR AND FRANCIS, 

 RED LION COURT, FLEET STREET. 



ALERE 



FLAMMAM. 



