Nov., 1919] Report Ohio Academy of Science 15 



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Scientific Sessions 



The complete scientific program of the meeting follows: 



Presidential Address 

 "The Scientific Spirit" M. M. Metcalf 



Public Lecture 

 "Airplanes, Present and Future". .David Carroll Churchill 



Papers 



1. The Theory of Chance Applied to the Bacon-Shakespeare Controversy. 



30 min. (Lantern) T. C. Mendenhali, 



2. Teleology in the Teaching of Zoology. 15 min W. M. Barrows 



3. Dynamics and Evolution as illustrated in the Euglenoids. 15 min. 



(Lantern) L. B. Walton 



4. Notes on a Technique for the vStudy of Euglenidae. 5 min W. J. KosTiR 



5. The Comparative Resistance of Different Species of Euglenidae to 



Acids. 5 min W. J. Kostir 



6. Notes on a Tingid Destructive to Beans. 5 min Herbert Osborn 



7. The European Corn Borer (Pyrausta nubialis, Hubn.) a Menace to 



American Agriculture. 10 min E. C. Cotton 



8. The Stratification of Spiders in Meadows. 15 min W. M. Barrows 



9. Concerning the Attachment of Larval Colonies of Pectinatella and 



Plumatella. 10 min Stephen R. Williams 



10. Remarks on the Phylum Prosopygia. 10 min Raymond C. Osburn 



11. The Bryozoan Fauna of Greenland. 5 min Raymond C. Osburn 



12. Classification of the Salpidae. 15 min. (Opaque projection), 



Maynard M. Matcalf 



13. The Remarkable Fauna of a Drop of Pond Water. 3 min W. J. Kostir 



14. Polymorphism and Allelomorphism in Bruchus quadrimaculatus. 25 min. 



J. K. Breitenbecher 



15. Circulation of Coelomic Fluid in a Nematode. 15 min F. H. Krecker 



16. Egg Laying of a Leech, Piscicola. 10 min F. H. Krecker 



17. The Columella Auris of the Reptiles. 10 min Edward L. Rice 



18. Information wanted in Zoological and Botanical Cases to be Cited. 



5 min Katharine D. Sharp 



19. Use of Airplane in Studying Vegetation. 15 min. (Lantern). .Paul B. Sears 



20. A Map of Ohio Prairies. 10 min P. B. Sears 



21. Brief Notes on Some Ohio Plants. 10 min L. S. Hopkins 



22. A Remarkable Bud Sport of Pandanus. 6 min John H. Schaffner 



23. The Nature of Dieciousness in the Hemp. 10 min John H. Schaffner 



24. Xenia in Maize and Rye. 15 min A. E. Waller 



25. Some Biological Relations of the Hysteriales. 10 min Bruce Fink 



26. A Hitherto Undescribed Ascomycete. 10 min. (Lantern) . . . .Freda Detmers 



27. Witches Broom of Bald Cypress. 5 min. (Lantern) Freda Detmers 



28. Abscission of Populus deltoides (common cottonwood). 10 min. 



(Lantern) Lois Lampe, introduced by Freda Detmers 



29. Toxic and Antagonistic Effects of Salts on Yeast (Saccharomyces ellip- 



soideus). 30 min Swarna K. Mitra, introduced by E. N. Transeau 



30. Two Serious Diseases of Wheat New to America W. G. Stover 



31. Some Future Industrial Centers in America as Seen by a Geographer. 



30 min Geo. D. Hubbard 



32. Estimates on the Thickness of the Sedimentary Rocks of Ohio. 10 min. 



T. M. Hills 



33. Some Geological Features in the Akron Region. 15 min G. F. Lamb 



34. The Location of the Barrier Between the Ohio and Mississippi Valley 



Basins in Richmond Times August Foerste 



35. Some Aspects of the Waverly J. E. Hyde 



36. The Pyrite Deposits in the Ohio Coals W. M. Tucker 



