Proceedings of the Ohio State Academy of Science 437 



2") The Mississippian Pennsylvanian Unconformity and the Sha- 

 ron Conglomerate in Northern Ohio. 10 min. G. F. Lamb 



'^(I Some Large Masses of Rock in the Drift. 7 min. 



G. D. Hubbard 



2"^ The Olfactory Nerve inChrysemys marginata. 5 min. 



Albert Meyers (Introduced by Charles Brookover) 



:^.S The Placodal Ganglia of Lepidosteus. 7 min. F. L. Landacre 



Sfi) Leaf Markings of Certain Ohio Plants. 7 min. 



J. H. Schafifner 



;50 Descriptions of 11 New Fossil Fishes of the Corniferous 

 Limestone. 10 min. Herman Hertzer 



;U The Succession of Vegetation Groups of Ohio Lakes and 

 Ponds. 5 min. Alfred Dachnowski 



'A'i A Disease of Finns strobus due to Ccnangium abietis. 7 min. 



Bruce Fink 



:V,\ Keeping Quality of Apples. 7 min. W. R. Lazenby 



;\A New and Rare Ohio Plants Added to the State Herbarium 

 in 1910. 5 min. J. H. SchaiTner 



3.5 Physical and Chemical Substratum Factors of Cranberry 

 Island. 3 min. Alfred Dachnowski 



M\ Observations on Protosiphon botryoidcs (Kutz.) (Lantern 

 slides.) 5 min. M. E. Stickney 



:i7 The Classification of the Fresh Water Oligochaeta with 

 Tables of Genera, Species, etc. 5 min. L. B. Walton 



3S Demonstration of Color Photography by the Lanterti. 



Paul Biefield 



L. B. Walton, Secretary. 



(iambier, Ohio. August 1, 1911. 



