ILLUSTRATIONS 



328 



Plate I. Coal stripping at Hobbs's bank, 8 miles south of Clinton, Missouri 312 



II. Figs. 1-5. Conostichus Broiidlieadi Lx 1 



Fig. 6. Conostiobus prolifer Lx / 



III. FlG.l,lfl. Hystei'ites C'ordaitis Gr'Ey., on Cordaites communis Ls 316 



IV. Eremopteris bilobataD.W 318 



v. Figs. 1-3. Eremopteris missourieusis Lx t 



4-6. Eremopteris bilobata D. W J ° 



VI. Eremopteris missouriensis 3jX '. 322 



VII. Figs. 1-3. Pseudopecopteris obtusiloba (Brongu.) Lx 1 



4, 5. Pseudopecopteris sp I 324 



Fig. 6. Maviopteris sp J 



VIII. Pseudopecopteris obtusiloba (Brongn.) Lx 326 



IX. Figs. 1, 2. Mariopteris sphenopteroides (Lx. ) Zeill 1 



Fig. 3. Mariopteris n. sp 



4. Excipulites Callipteridis (Schimp.) Kidst., ou Pseudopecopteris squamosa 



Lx. sp J 



X. Figs. 1,2. Mariopteris sphenopteroides (Lx.) Zeill 330 



XI. FiGS.1,2. Spbenopteris Wardiana D. W 1 



Fig. 3. Spbeuopteris mixta Schimp / 



XII. Figs. 1,2. Sphenopteris mixta Schimp , 1 



Fig. 3. Sphenopteris Lacoei D. W J ^^^ 



XIII. Figs. 1,2. Sphenopteris Broadheadi D. W j 



Fig. 3. Sphenopteris Van Ingeni D. W I 335 



Figs. 4, 5. Sphenopteris mixta Schimp J 



XIV. Figs. 1.2. Sphenopteris missouriensis D. W 338 



XV. Fig. 1. Sphenopteris Brittsii Lx 1 



2. Sphenopteris canneltoneusis D. W I 340 



3. Sphenopteris capilata D. \V J 



XVI. Cordaites communis Lx., -n-ith Sphenopteris Brittsii Lx 342 



XVII. Sphenopteris Brittsii Lx 344 



XVIII. Figs. 1,2. Sphenopteris Brittsii Ls -i 



3, 4. Sphenopteris pinnatifida Lx. sp J 



XIX. Fig. 1. Sphenopteris pinnatifida Lx. sp I 



2. Sphenopteris cf. Gravenhorstii Brongn I ^ 



3. Sphenopteris Brittsii Lx | 



4. Sphenopteris illlnoisensis D. W J 



XX. Figs. 1,2. Oligocarpia missouriensis D.W ; 1 



3,4. Sphenopteris ophioglossoides Lx. sp i 350 



Fig. 5. Sphenopteris subcrenulata Lx. sp J 



XXI. FiGS.l?,2-4. Oligocarpia missouriensis D. W 352 



XXII. F1G8.I-3. Aloiopteris AVinslovii D. W 354 



VII 



