INDEX. 
687 
Howell (W. H.) and Donaldson (F.). Experiments upon the Heart of the Dog with reference to the 
Maximum Volume of Blood sent out by the Left Ventricle in a Single Beat, and the Influence of 
Variations in Venous Pressure, Arterial Pressure, and Pulse-Rate upon the work done by the 
Heart, 139.—The maximum quantity of blood which can be thrown out from the left ventricle at a 
single beat, 143; influence of variations of arterial pressure upon the work done by the heart, 147; 
influence of venous pressure on the work done by the heart, 151; influence of the rate of beat on the 
same, 15G. 
K. 
Kundt’s tales , explanation of the circulation of air in, 1. 
L. 
Leaf, comparative morphology of, in the vascular Cryptogams and Gymnosperms, 565 (see Bower). 
M. 
Magnesium, extraordinary sensitiveness of its photographic spectrum reaction, 327. 
Muscle, action of acid and alkali on, 231. 
N. 
Notiosaurus dentatus, 249. 
O 
Owen (R-). Description of Teeth of a Large Extinct (Marsupial P) genus, Sceparnodon, Ramsay, 245. 
Owen (R-). Evidence of a Large Extinct Lizard (Notiosaurus dentatus, Owen) from Pleistocene 
Deposits, New South Wales, Australia, 249. 
Owen (R.). Evidence of a Large Extinct Monotreme (Echidna Ramsayi, Ow.) from the Wellington 
Breccia Cave, New South Wales, 273. 
P. 
Pointing (J. H.). On the Transfer of Energy in the Electromagnetic Field, 343. 
R. 
Ramsay (W.) and Young (S.). Influence of Change of Condition from the Liquid to the Solid State on 
Vapour-Pressure, 461. 
Ramsay (W.) and Young (S.). The Influence of Pressure on the Temperature of Volatilization of 
Solids, 37. 
