REPORT OF THIRTEENTH ANNUAL MEETING. 



PAPERS READ. 



1. Preliminary Report on the Development of the Gill in Mytilus 



Edward L. Rice 



2. Comparative Chart of the Vertebrate Skull Charles S. Mead 



3. The Protozoa of Sandusky Bay F. L. Landacre 



4. A New Peritrichous Infusorian F. L. Landacre 



5. Report on the Reptiles and Batrachians of Ohio Max Morse 



6. The Protozoa of Brush Lake Lumina C. Riddle 



7. Cataloguing Museum Collections L. B. Walton 



8. A Practical Dissecting Tray .L. B_. Walton 



9. A Further Contribution to the Hemipterous Fauna of Ohio. . 



Herbert Osborn 



10. Report on the Scale Insects of Ohio J. G. Sanders 



11. Report on the Orthoptera of Ohio Chas. S. Mead 



12. A Supplement to the Odonata of Ohio James S. Hine 



13. Notes on the Introduction of the Chinese Ladybird, Chilocorus 



similis, in Ohio A. F. Burgess 



14. Notes on a Macropterous Phylloscelis atra Herbert Osborn 



15. The Breeding Habits of the Myriopod, Fontaria Indianae Boll 



Max Morse 



16. A Statistical Plea for Nature Study Edward L. Rice 



17. Shore Line Topography between Toledo and Huron, Ohio — 



Lantern Slides Lewis G. Westgate 



18. Some Rare Forms of Aboriginal Implements J. H. Todd 



19. List of the Mosses of Cuyahoga and Other Counties of North- 



ern Ohio Edo Claassen 



20. Extra-Floral Nectaries and Other Glands John H. Schaffner 



21 . Notes on Nutating Plants John H. Schaffner 



22. Notes on Some Rare and Interesting Ohio Plants.. Otto E. Jennings 



23. The' Keeping Qualities of Apples Wm. R. Lazenby 



24. Seeds of Celastracese Wm. R. Lazenby 



25. Variation and Environment L. B. Walton 



26. Further Floristic Studies in West Virginia W. A. KelLerman 



27. Additional Infection Experiments with Species of Rusts 



W. A. Kellerman 



28. Mycological Flora of Cedar Point, Sandusky, Ohio— Abstract 



W. A. Kellerman 



29. Group Names in Natural History W. A. Kellerman 



30. Historical Account of Uredineous Culture Experiments,, with 



List of Species — Abstract W. A. Kellerman 



31. Annual Report on the State Herbarium 



Wk A. Kellerman and O. E. Jennings 



32. On the Occurrence of Fossombronia cristula in Ohio. .Edo Claassen 



33. The Agar-agar Method of Imbedding Plant Tissues 



, Harlan H. York 



34. Report on the Flowering Plants and Ferns of Cedar Point 



, Otto Jennings 



35. Preliminary Report on the Geology and Ecology of Clifton 



Gorge W. E. Wells 



36. Notes on the Aradidse of Ohio Herbert Osborn 



37. A Root-Infesting Fulgorid Herbert Osborn 



E. L. MosELEY, Secretary. 



