Proceedings of the Ohio State Academy of Science 419: 



26 Juvenile Kelps and the Recapitulation Theory (illus- 

 trated with lantern slides) 15 min. R. F. Griggs 



27 An Ecological and Experimental Study of Sarcopha- 



gidse with relation to organic beach debris. 15 min. W. B. Herms 



28 Critical Notes on some Ohio Agarics and Polypores 



with exhibitions of specimens. 15 min. J. C. Hambleton 



29 Further Observations on the Naididse of Cedar Point. 



5 min. L. B. Walton 



30 Auerszvaldia ohionis Kellerm. nov. sp. 5 min. W. A. Kellerman 



31 Notes on the Myriapod Polydesmus sp. 3 min. S. R. Williams 



32 The Development of the Sporangium in Equisctuiii 



hyemale L. 8 min. L. A. Hawkins. 



33 A Simple Cultural Method for Procuring Protoza for 



Class-room Study.5 min. Lynds Jones. 



34 The Correllation between the method of distribution 



of Taste Buds and their Nerve Supply in Amerius. F. L. Landacrc 



35 Development of the Pineal Region in Ophidia. 15 



min. J. E. McDaniel 



36 Histogenesis of Heart Muscle of Chick. 10 min. H. L. Wieman 



37 On the Dipterous Fauna of Ohio-. 5 min. J. S. Fline 



38 Observations on the Habits of Senotania ruhrovcntris 



Mac. 3 min. Herbert Osborn 



39 On the Commissures of the Medulla Oblonganta of 



Fishes (read by title). C. J. Her rick 



40 Collecting Mollusca in 1906. 5 min. V. Sterki 



41 A Southern Wolfiella indigenous in Central Ohio. 8 



min. W. A. Kellerman 



42 Shading of Plants with Colored Cloth. 10 min. W. R. Lazenby 



43 New Species of Ohio Hemiptera. 5 min. Herbert Osborn 



44 Fossil Land and Fresh Water Mollusca (in loess?) 



-found at Defiance, Ohio. 5 min. V. Sterki 



45 Note on a Method of Collecting Scutigerella, Scolo- 

 pendrella, Japyx, Campodea and other minute forms. 



3 min. L. B. Walton 



Annual Report on the State Herbarium. 4 min. Freda Detmers 



46 Footprints of Prehistoric Man in Perry Co. 10 min. C. L. Martzolfif 



47 The Glacial Dam at Hanover, Ohio (illustrated with 



lantern slides). 25 min. Frank Carney 



48 Preglacial Erosion in Ohio. 15 min. G. D. Hubbard 



49 Corrosion by Ribers, Glaciers and Waves (illustrated 



with lantern slides). 10 min. L. G. VVestgate. 



50 Boundary of the olde.'^t Drift Sheet in Licking county, 



Ohio. [Slides.] 5 min. Frank Carrey 



51 Harness Mound Explorations. 15 min. W. C. Mills 



