CONTENTS. JX 



BIBLIOGRAPHY 458 



ERRATA 460 



INDEX 461 



DATES OF PUBLICATION OF THE PARTS OF VOLUME IV. 



Dates of issue were not printed on the covers of the separate parts of this volume. The 

 dates of actual publication are as follows : 

 Pp. i- 44. Pll. I-X, published November 6, 1901. 

 Pp. 45-332. Pll. XI-XXXIX, published April 19, 1902. 

 Pp. 333-460. Pll. XL-LXV, published September 14, 1906. 



