XVII. 



XVIII. 



XIX- 

 XXVIII. 



XXIX. 



XXX. 



XXXI. 



XXXII. 



XXXIII. 

 XXXIV. 



XXXV. 



Figs. 1-3. Ceraurus milleranus Miller and Gurley. 



Figs. 4, 5. Ceraurus elginensis sp. nov. 



Figs. 6-9. Eccoptochile? meekanus S. A. Miller. 



Figs. 1-5. Pterygometopus fredricki sp. nov. 

 Figs. 6-8. Pterygometopus larrabeei sp. nov. 

 Fig. 9. Calymene gracilis sp. nov. 



-XXVII. Macropetalichthys rapheidolabis. 



Figs. 1, 2. Epipetalichthys wildungensis. 

 Figs. 3-5. Macropetalichthys rapheidolabis. 



Macropetalichthys agassizi? 

 Epipetalichthys wildungensis. 



Epipetalichthys wildungensis. 

 Macropetalichthys rapheidolabis. 



Macropetalichthys rapheidolabis. 

 Epipetalichthys wildungensis. 



Favosites limitaris Rominger. 

 Eucalyptocrinus bordeni sp. nov. 



XXXVI. 

 XXXVII. 



XXXVIII. 



XXXIX. 



XL. 



Figs. 1, 2. 

 Figs. 3, 4. 



Fig. 1. 

 Fig. 2. 



Fig. 1. 

 Fig. 2. 



Figs. 1-4. 

 Figs. 5, 6. 



Figs. 7, 8. Palaeoneilo fieldi sp. nov. 



Ancyrocrinus bulbosus Hall. 



Figs. 1, 2. Poteriocrinus robbi sp. nov. 

 Figs. 3, 4. Megalomus canadensis Hall. 



Figs. 1, 2. Myalina sappenfieldi sp. nov. 

 Fig. 3. Hyolithes welleri sp. nov. 

 Fig. 4. Wanneria walcottanus (Wanner). 

 Fig. 5. Cryptonymus variolaris (Brong.). 

 Figs. 6, 7. Niobe? huberi sp. nov. 



Nawnites gilboensis gen. et sp. nov. 



Figs. 1-5. Cryphaeus australis Clarke. 

 Figs. 6, 7. Cryphaeus nicholsi sp. nov. 



Figs. 1-5. Phacopina devonica (Ulrich). 

 Figs. 6, 8. Calmonia? sp. 

 Fig. 7. Platyceras daviesi sp. nov. 

 Figs. 9, 10. Phacops salteri Kozlowski. 



Figs. 1-3. Oracanthus vetustus Leidy (described 



Newberry). 

 Figs. 4, 5. Oracanthus vetustus Leidy (described 



Leidy). 

 Fig. 6. Gyracanthides murrayi A. S. Woodward. 



Figs. 1-4. Oracanthus farringtoni sp. nov. 

 Fig. 5. Oracanthus vetustus Leidy. 



by 

 by 



VI 



