DATES OF PUBLICATION OF THE PARTS. 



Part I. Pp. i- 68 June 15, 1S9S 



Part II. Pp. 69-194, PI. I.-XVIII Feb. 22, 1899 



Part III. Pp. 195-352, PI. XIX., XX Dec. 29, 1899 



Part IV. Pp. 353-536, PI. XXI. -XXXI Aug. 15, 1900 



Part V. Pp. 537-656, PI. XXXII.-L July 20, 1901 



Pp. 657-780, PI. LI-LXII ^:ir. 15, 1902 



Part VI. 



