LIST OF ILLUSTRATIONS. 
Plates 34 to 38.- —Professor Owen on some Remains of the Gigantic Land-Lizard from 
Australia. 
Plate 39.—Professor Owen on the Ova of the Echidna Hystrix. 
Plates 40 to 51.—Dr. C. W. Siemens on the Dynamo-electric Current, and on Certain 
Means to Improve its Steadiness. 
Erratum. 
Page 1071, for Plates 40-52, read Plates 40-51. 
