PLATE XXXIV. 



PAGE. 



Figs. 1-6. Strepteeasma hoskinsoni Foerste 601 



1-1. Various typical forms. 



5. A very contorted form doubtfully referred here. 



6. A transversely wrinkled form, perhaps an Amplexus, provi.-ionally referred 



here. B. O. 



Figs. 7, 12, 13. Strepteeasma? geometricum Foerste 601 



7. The type specimen. S. H. O. • 



12. A similar form, Todd's Fork, Ohio. 



13. A larger form referred here. S. H. O. 



Fig. 8. Cyathophyeeum ? caeicueum Hall 601 



8. Found at the roadside quarry east of the Soldiers' Home, Ohio. 



Figs. 9-11. Cyathophyelum ceeator var. daytonense Foerste 601 



9. 10. From S. H. O. 



II. Probably from the same place, now in the cabinet at the Ohio State University 

 Figs. 14, 15. STrepteeasma ? obeiouius Foerste 601 



14. Typical form. 



15. Perhaps larger form of the same. H. I. 

 Fig. 16. LlTUlTES? 



16. The living chamber with the recurved apertural end. Brown's Quarry, Ohio. 



