18 Proceedings of tJie Ohio State Acadcmv of Science 



G. Two Trematodes in Molluscs of Cedar Point. G min. 



Charles Brookover 

 T. Some additions to the Cedar Point Flora, 'i min. 



O. E. Jennings and E. L. Fullmer 



8. The Bearing of Embr_vonic Optic Centers upon the Evolution of the 



Retina and Telencephalon. min. G. E. Coghill 



0. Xew and Rare Plants of Ohio. 4 min. J. H. Schaffner 



10. Plants from Ohio not recorded in the Ohio List. 3 min. 



Edo Claassen 



11. The Distribution of Moles and Schrews in Ohio. 8 min. J. S. Hine 



12. Beechwood Camp. (Lantern Slides). 10 min. Bruce Fink 



13. Plants recognized on a Waste Place at the foot of Xinth street. Cleve- 

 land, O. 5 min. Edo Claassen 



14. The Life Calendar of Some Native Trees, o min. D. G. Simpkins 



15. The Psychology of Speaking. 6 min. J. S. Royer 

 IG. A Preliminary List of the Myxomycetes of Cedar Point. G min. 



E. L. Fullmer 



17. Spore Formation in Botrydiiim granulafiim Rost. and W'or. ("Lan- 

 tern Slides). 10 min. M. F. Stickney 



18. Protozoan Notes L Opaliiia uiitotica. 11. Eruptive Pseudopodia in 

 Amoeba protcus. li» min. M. M. Metcalf 



19. The Epibranchial Ganglia of Lcpidostcus osseits. 7 min. 



F. L. Landacre. 



20. Another Ohio Rubber Plant. •-> min. Charles Fox 



21. The Early Development of the ^^ascula^ System in its Relation to 

 Somatic Movements in Amblystoma. 5 min. Julia L. Moore 



22. Some Adaptive Leaf Hoppers and Their Habitats. (Lantern Slides). 

 10 min. Herbert Osborn 



23. Two new species of Eiiglena with notes ( n the Classification of the 

 Genus. G min. L. B. Walton 



24. Recent attempts to cause Variations which are Inherited. 8 min. 



W. M. Barrows and G. W. Hood 



2o. Unsymmetrical Regeneration in the Gills of the Worm, Protiila in- 



testinalis Lamoroux. 10 min. S. R. Williams 



26. The Classification of the Anthophyta. 8 min. J. H. Schaffner 



27. Ohio Grown Perilla. o min. Charles Fox 



28. The Relation of Vegetation to the Chemical Nature of the Sub- 

 stratum. 15 min. Alfred Dachnovvski 



29. Further Observations on the Development of the Commisures of the 

 Brain and Cord in their Relation to Somatic Movements in Ambly- 

 toma. 8 min. G. E. Cowgill 



30. Control of the Adrehal Glands. R. G. Hoskins 



31. The Lepidoptera of Ohio. (Preliminary Paper). 5 min. 



W. F. Henninger 



