SOI,. — UNG.] 



INDEX OF GENERA. 



663 



PAGE. 



Solenopsis, / 512 



Solenoula, / 141 



Sorocladus, m 141 



Spathtdla, ./" 513 



Spathiocaris, / 567 



Spatiopora, / 323 



Spheerexochus, m . . . 567 

 Spbserocorypbe, f . . . 567 



Sphosrocrinus, 282 



Sphscrocystites, m . . . 282 



Spbserolites, m 203 



Sphagodus, 521 



Sphenacodon, m . . . . 626 



Sphenolium, n 513 



Spbenopbyllum, n . . . 141 

 Sphenopteris, / .... 142 



Sphenopterium, 164 



Sphenothallus, m ... . 143 



Sphenotus, m 513 



Spheropezium, n . .  . 626 

 Sphragiopora, f . . . . 323 



Spirangium, n 144 



Spirifera, / 371 



Spiriferina, / 377 



Spirigera, 377 



Spirodomus, m 514 



Spirophyton, n 144 



Spirorbis, m 521 



Spirula, 454 



Spongia, 165 



Sporangites, m ........ . 144 



Sporocystis, m 144 



Squamaster, 282 



Staphylopteris, f . . . . 144 

 Staurocephalites, m . . . 521 

 Staurograptus, m . . . . 203 

 Steganocrinus, m . . . . 282 



Stellipora, / 203 



Stemmatocrinus, m . . . 282 

 Stemmatodus, m  . . . 612 

 Stemmatopteris, f . . . 144 

 Stenacanthus, m . . . . 612 



Stenaster, m 282 



Stenocrinus, 283 



Stenopora, / 203 



Stenopterodus, m . . . .612 

 Stenoschisma, n . . . . 377 



Stenotheca, / 392 



Stephanocrinus, m . . . 283 

 Stereocrinus, m . . . . 283 



Sternbergia, / 145 



Stictopora, / 323 



Stictoporella,/ 325 



Stictotrypa, 325 



Stigmaria, / 145 



Stigmarioides, m . . . . 145 



Stomatopora,/ 325 



Straparollina, / .... 426 

 Straparollus, m .... 426 

 Streblopteria, / . . . . 514 



Streblotrypa, / 325 



Strephochetus, m ... 165 



Strephodes, 204 



Streptaxis, wa 427 



Streptelasma, n . . . . 204 



Streptoceras, n 454 



Strobilepis, / 468 



Streptorhynchus, n . . . 378 



PAGE. 



Streptosolen, m 165 



Streptosporuria, f . . . . 165 



Striatopora, / 205 



Stricklandia, 379 



Stricklandinin, / . . . . 379 



Slrigillina, 612 



Strobilocystites, tn .".' . 283 



Strobilospongia, 165 



Strobilus, 146 



Stromatocerium, n . . . 165 

 Stroinatopora, / . . . . 165 



Strombodes, m 205 



Strop halosia, / 379 



Strophites, m 427 



Stropbodonta, / . . . . 379 

 Strophomena, / . . . . 381 

 Strophonella, / .... 383 

 Stropbostylus, in ... . 427 

 Strotocrinus, m .... 283 



Strotopora, / 326 



Stylastrea, / 205 



Stylifer, 427 



Styliola, / 392 



Stylonurus, m 568 



Subretepora, / 326 



Subulites, m 427 



Sulcopora, / 326 



Symphylurus, m .    568 

 Synbathocrinus, ra . . . 284 



Synocladia, / 326 



Syntrielasma, n . . . . 383 

 Syringocrinus, m .... 285 

 Syringodendron, n    146 



Syringolites, m 205 



Syringophyllum,  .  .166 



Syringopora, / 206 



Syringostroma, n  . . . 166 

 Syringothyris, / .... 384 

 Syringoxylon, n .... 146 



T^niaster, m 285 



Tffiniodictya, / 327 



Tseniodus, m 612 



Taeniophyllum, n . . . . 146 

 Tseniopora, f ..... . 327 



Tseniopteris, / 146 



Talarocrinus, m .... 285 



Tanaodus, m 612 



Taonurus, w 146 



Taxocrinus, m 285 



Technocrinus, m ... . 285 

 Technophorus, m . . . 514 

 Teleiocrinus, m .... 285 



Telephus, m 568 



Tellina, 514 



Tellinomya, / 514 



Tellinopsis, / 515 



Temnochilus, n . .  . 454 

 Tentaculites, m .... 393 



Terataspis, / 568 



Teratichnus, m 454 



Terebratula, / 384 



Terebratulites, ...... 385 



Termes, m 581 



Tetradium, n 206 



Tetragraptus, m .... 206 



Texttdaria, 166 



Thaleops, f 568 



PAGE. 



Thallixtigma, n 327 



Thamniscus, m .... 327 

 Thamnodictya, ./' . . . 166 

 Thamnograptus, m . . . 207 



Thamnopora, f 328 



Thamnotrypa, / . . . . 328 



Theca, f 393 



Thecia, / 207 



Thecostegites, m . . . . 207 



Thenaropus, m 626 



Tberopleura, / 626 



Thoracodiis, m 613 



Thrinacodus, m .... 613 



Thyrsidium, n 626 



Tbysanucrinus, in . .  286 

 Titanophasma, / . . . . 581 



Tomodus, m 613 



Trachomatichnus, in . . 454 

 Trachydomia, n . . . . 428 



Tracliypora, / 207 



Trachyum, n 166 



Tremanotus, m 428 



Tremataster, in 286 



Trematella, / 328 



Trematis, / 385 



Trematoceras, n . . . . 454 



Trematocrinus, 287 



Trematodiscus, in . . . 455 



Trematopora, / 328 



Trematospira, / . . . . 385 

 Treptichnus, in .... 581 

 Triacrinus, ....... 287 



Triartbrella, / 568 



Triarthrus, m 568 



Trichiulus, m 573 



Trichomanites, in ... 147 

 Trichophycus, n     147 

 Trichospongia, / . . . . 166 

 Triccelocrinu8, m . . . . 287 

 Trigonocarpum, n . . . 147 



Trigonodm, m 613 



Trigonotreta, f 386 



Trimerella, / 386 



Trimerorhacbis, / •  • 626 



Trimerus, '■ 568 



Trinucleus, m 568 



Triphyllopteris, f ... 148 



Triplegia, f 387 



Trochita, f 428 



Trochoceras, n 455 



Trocholites, in 456 



Trochonema, n 428 



Trochophyllura, n .  207 



Trochus, 428 



Troostocrinus, in ... 287 

 Tropidoleptus, in ... . 387 



Tropidopora, / 329 



Tryblidium, n 429 



Tuberculopora, 329 



Tubipma, f 207 



Tuditanus, in 626 



Turbo, m 429 



Turbonilla, 429 



Turrilepas, //; 569 



Turritella, / 429 



Ulodendron, n . . .  148 

 Ungulina, 515 



