20 



PROGRAM 



OF THE 



TWENTY-THIRD ANNUAL MEETING 



OF THE 



INDIANA ACADEMY OF SCIENCE, 



SHORTRIDGE HIGH SCHOOL, INDIANAPOLIS, 

 NOVEMBER 28 AND 29, 1907. 



♦President's Address— History and Control of Sex D. M. Mottier 



GENERAL, 



* 1. The Origin of Adaptation in the Fresh Water Fauna, 15m C. H. Eigenmann 



* 2. Spectacles — A Concession to the Theory of Evolution, 20in A. G. Pohlman 



* 3 New Science Laboratories in Moore's Hill College, 10m A.J Bigney 



* 4. A Study in the Sex Ratio in the Fruit Fly, 15m W J Moenkhaus 



* 5. Some Photoaraphs (Lantern Slides) of Daniel's Comet, 1907, 20m W. A Cogshall 



* 6. The Celebration by the N'cw York Academy of .Sciences of the Two Hundredth Anniversary of the 



Birth of Linnaeus, 10m G. W. Wilson 



7. Hand Dexterity, 15m AG. Pohlman 



S The Autopsy in Relation to the Public Health, 12m H R. Alburger 



* 9 An Investigation of the Fuel Value of Indiana Peats, 12m RE Lyons 



ZOOLOGY. 



1 Tardy Humming Birds, 5m W. B. Van Gorder 



*2, The Moulting Mechanism of Lizards (Lantern .Slides), 20m H. L. Bruner 



3. A Crow Roost near Remington, Ind., 5m F.J. Breeze 



4. The Relation of the Degree of Injury to the Amount of Regeneration and the Moulting Period in Gam- 



marius, 15m Mary Harman 



5. The Influence of Environment on Man, 15m Robert Hessiei 



*6. Some Internal Factors Controlling Regeneration in Scyphomeduson, Cassiopea Xamachana, 10m. . . 



; Charles Zeleny 



7. Selective Fertilization in Certain Fishes, 10m W J Moenkhaui 



8. Heredity in the Tumor Cell, 15m H. R. Alburger 



*9. The Circulation Through the Fetal Mammalian He.art, 15m AG Pohlman 



*10. The Technique of the Three Dimension Reconstruction Model, 15m .\. G Pohlman 



*11. Experiments on the Rate of Regeneration, 10m M. M. Ellis 



12. Observations on the Senses and Habits of Bats, 10m W L Hahn 



*13. Some notes on the Habits of the common Box TurtL, 5m Glenn Culbertson 



*14. Notes on Ecology of the Pitcher Plant MM Ellis 



