INDEX 669 



Vol. Page 

 Norris, H. W., 'i..j Paraffin? Method applied to the Study 



of the Embryology of the Powering Plants 1,1V, 104 



Development of the Auditory Vesicle in Necturus... l,IY, 105 



The Persistence of the Ductus Venosus in the Domes- 

 tic Qat ],IY, 107 



Needed Changes in Scientific Methods. Presidential 



Address, 1895 Ill, 17 



Homologies of the Cyclostome Ear Ill, 29 



The Morphology and Function of the Amphibian Ear VIII. 76 



A Combination of Chromic Acid. Acetic Acid and For- 

 malin as a Fixative for Animal Tissues VIII, 78 



The Membrane Bones in the Skull of a Young Am- 



phiuma X, 69 



The So-called Dorsotrachealis Branch of the Seventh 



Cranial Nerve in Amphiuma XI, 95 



The Vagus and Anterior Spinal Nerves in Amphiuma XI, 98 



The Carotid Arteries and Their Relation to the Circle 



of Willis in the Cat XIII, 251 



The Innervation of the Lateral Line System of Am- 

 phiuma XIV, 273 



The Fifth and Seventh Cranial Nerves in Picthodou 

 glutmosus XVI, 185 



The Cranial Nerves of 8iren lacertina XVII, 223 



The Rank of Necturus Among the Tailed Amphibians 

 as Indicated by the Distribution of its Cranial 

 Nerves ' XVIII, 137 



On Certain Points in the Anatomy of Siren lacertina XX, 291 



The Eyeball and Associated Structures in the Blind- 

 worms XXIV, 299 



and Buckley, Margaret, The Peripheral Distribution 



of the Cranial Nerves of Necturus maculatus . . . . XVIII, 131 

 North Dakota, See Lignites. 

 Norton, William Harmon, Notes on the Lower Strata of 



the Devonian Series in Iowa I, IV, 22 



Megalomus canadensis Hall in LeClaire Beds at Port 



Byron, Illinois II, 42 



Geological Section of Y. M. C. A. Artesian Well at 



Cedar Rapids II, 194 



Variation in the Position of the Nodes on the Axial 



Segments of Pygidium of a Species of Encrinurus III, 79 



Presidential Address, 1900, The Social Service of 



Science VIII, 17 



Glaciated Rock Surfaces near Linn and Near Quarry, 

 Iowa, With a Table of the Bearings of Glacial 

 Stria? in Iowa XVIII, 79 



See Macbride, Arey and Norton. 



Nucleations According to Barus, L. Begeman XV, 165 



Nut, Anomalous Hickory, G. W. Wilson XXII, 133 



