PLATE XXXIV. 



PAGE. 



Figs. 1-6. STREPTEI.ASMA hoskinsoni Foerste 601 



1-4. Various typical forms. 

 ' 5. A very contorted form doubtfully referred here. 



6. A transversely wrinkled form, perhaps an Amplexns, provisionally referred 



here. B. O. 

 Figs. 7, 12, 13. StrepTELASma ? 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. CyathophyIvIAJm ? cai,icui,um Hall 601 



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



Figs. 9-11. Cyathophywjm celator var. daytonense Foerste 601 



9. 10. From S. H. O. 



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



Figs. 14,15. Streptelasma ? obuquius Foerste 601 



14. Typical form. 



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

 Fig. 16. LlTUlTES ? 



l(i. The living chamber with the recurved apertural end. Brown's Quarry, Ohio. 



