Proceedings of the Ohio Academy of Science 
Daily Life of the American Eagle; Early Phase (30 min.) (lantern)........ 
Francis H. HERRICK 
Relation of Temperature and Rainfall to Hessian Fly Development. 
Glibamans) a (lambenia) yo. teda arcane gers ae ic rsteeer meet ae renew H. A. GossarD 
Seiches in Lake,Erie and Their Ecological Significance. (20 min.) 
(aT VE TI) Ste, Me ok connate cucee eae areca ree tans Beda FREDERICK H. KRECKER 
Repeated Rejuvenations in Hemp. (12 min.)............. JOHN H. SCHAFFNER 
re Dynamic Mactorinelienreditye (2 naim)aeasss sec ss eee A. B. PLOWMAN 
Monocular and Binocular Vision. (15 min.)..¢............. PRENTICE REEVES 
A Theory of Nerve Conduction and Its Application to Imagination and 
Habits s(losmin) (24 ace op eee eee eis = ie ieee ares ee N. M. JOHNSON 
Intra-relationships of Echinoderms as Evidenced by Ciliation. (10 min.) 
(aratenn)) Pe ae eee ce seer ee otten:. Sie eee R. A. BUDINGTON 
The Relation of the Respiratory Exchange to Differentiation and Dedif- 
ferentiation im) Obeliaysp. «Omani: {ose San cere eine EMMETT ROWLES 
The Sexual Structures of Polydesmus Serratus. (10 min.).STEPHEN R. WILLIAMS 
The Development of the Male Gonopods in Euryurus Erythropygus, 
Brandt; a Polydesmid Millipede. (10 min.)............... HuGu H. MILey 
On the Structure of a Trematode of the Genus Eumegaceste Found in the 
Cloaca of the Common Tern at Put-in-Bay in 1924. (10 min.)........ 
JosEPH N. MILLER 
(Introduced by Prof. F. H. Krecker) 
The Correlation of the Seasonal History of the European Corn Borer with 
Seasonal Planting of Corn. (5 min.) (lantern)..............:. L. L. HUBER 
phiids: News colOhion i (Biyabitle) mie scene ee cee cients CC CV Curricur 
Some Reactions of Pemphigus Sp. (5 min.) (lantern)........ C. CC; CurricuE 
Exact Determination of Food Requirements in Bringing Insects to 
Niratiaritay su ClO kraatinais) oe re ane see Ao eyes scatiogeus Morgen mm eens E. R. BRYANT 
On the Anatomy of the Head and Thorax in Ranatra (Heteroptera). (10 min.) 
(le vaqassaat) fancies Aan Ret WTR ghee M ny Ais Scent wee aA C. R. NEISWANDER 
The Evolution of Insects Based on a Study of the Appendages. (10 min.) 
L. B. WALTON 
A Biological Record and Classification Card. (5 min.)........ L. B. WALTON 
The Calorigenic Effect of Adrenaiin. (i min.)................. M. W. CASKEY 
Some Observations on the Architecture of the Spongiosa of the Calcaneus. 
(15 min.) (lantern) (See demonstration No. 1).......... SAMUEL W. CHASE 
Rickets and Osteoporosis in Swine as Affected by Nutrition. Dietary 
actors dlsemans) a (lantenn)iaace «wee mee tree ea rae ee G. BOHSTEDT 
Rickets and Osteoporosis in Swine as Affected by Nutrition. Pathology. 
lis gadamis) i Clea berin\e | espe: tens eat att uty geese RA tee tae ee B. H. EDGINGTON 
The Effect of Light on Calcification of Bone. (15 min.) (lantern)...... 
R. M. BETHKE 
Some Preliminary Notes on the Plankton of the Kartabo Region, British 
Gromeraras (I tankai ya Glenay vend) ene en oa eidig romano mon oboe doa ae Hucu M. RAup 
Some Factors Which Determine the Size of the Eye of Drosophila. 
(CUS Taal balS) Pe & ara ck oe ks ieee RE Ree iene ean ene Rae ESRC Ned F Zee oe A. H. HERSH 
A Note on Wing Venation in Certain Diptera. (5 min.) (lantern) JAMEs S. HINE 
Experiences and Experiments in Teaching Embryology. (10 min.)...... 
BRADLEY M. PATTEN 
The Fauna of a Limestone Spring in Cliff Park, Springfield, Ohio. (10 min.) 
(ier ara) Vineetaes, eee ele cee AOR nt eet Wonder em ne Hucu M. Raup 
The Relative Values of Morphological Adaptations. (10 min.).......... 
CLARENCE H. KENNEDY 
Relation of Temperature to the Physiology of the Potato Plant. (15 min.) 
JoHN BUSHNELL 
Some Abnormalities ame Ninitim=s Gl Olam) erect «see CHAS. H. Oris 
Certain Aspects of the Chemical Composition of the Apple Flower. (12 
iTOGhOU) Fy, SR EN ny GR ee CRTC eee ee Erin Cre Bie Aan FREEMAN S. HOWLETT 
Kodoincein Oats ands Wihearem (omni) meriieen secre oer F. A. WELTON 
Variations in American Crab Apple (Malus Glaucescens, Rehder). 
(Ger chath Saal enn rena, yea Gere Pen Lats Ae E. L. FULLMER 
