262 



Trematoporidae 292 



Batostoma 292 



Batostoma libana 293 



Batostoma siiberassum 293 



Batostoma dendroidea 294 



Batostoma ramosa 294 



Batostoma conferta 295 



Batostoma inutulis 295 



Diplotrypa 296 



Diplotrypa catenulata 296 



Stromatotrypa 296 



Stromatotrypa lamellata 297 



Stromatotrypa incrustana 297 



Stromatotrypa regularis 297 



Cryptostomata 298 



Ptilodictyonidae 298 



Graptodictya 298 



Graptodictya fruticosa 2S9 



Graptodictya dendroidea 29S 



Rhinidictyonidae 300 



Rhinidictya 300 



Rhinidictya tabulata 300 



Rhinidictya salemensis 301 



Rhinidictya lebanonensis 301 



Pachydictya 302 



Pachydictya senilis 302 



Trigonidictya 303 



Trigonidictya irregularis 303 



Hemidictya 303 



Hemidictya lebanonensis 303 



Stictoporellidac 304 



Stictoporella 304 



Stictoporolla cribrilina 304 



ILLUSTRATIONS 



Maps 



Pac'^ 



Pig. 1. :^howing the probable boundary of the Mosheim Sea 305 



Fig. 2. Map of Stones River Embayment during Middle Stones River 306 



Fig. 3. Map of Stones River Embayment during Lebanon-Pamelia time 307 



Tables 



Table 1. Correlation table of the Stones River deposits of North America 340 



Table 2. Showing range and distribution of Stones River bryozoa 308 



Table 3. Showing range and distribution of other Stones River fossils 310 



Plates 



I. Ceramoporella species 313 



II. Coeloclema species 315 



III. Anoloticliia and Trigonidictya species 317 



IV. Monticulipora species 319 



V. Orbignyella and Mesotrypa species 321 



VI. Mesotrypa, Dekayella and Heterotrypa species 323 



VII. Heterotrypa, Constellaria and Nicholsonella species 325 



VIII. Hallopora and Batostoma species 327 



IX. Batostoma species 32» 



X. Batostoma and Diplotrypa species 331 



XI. Stromatotrypa species 333 



XII. Graptodictya and Rhinidictya species 335 



XIII. Rhinidictya, Pachydictya, and Trigonidictya species 337 



XIV. Hemidictya and Stictoporella species 339 



Introduction. 



In 1915 the State Geological Survey and the University of Tennessee 

 employed Dr. J. J. Galloway and the writer to make a survey of the geology 

 and soils in the central part of the state. A county was chosen as the 

 unit of area for this work. The study of the geology of Rutherford County 



