LIST OF ILLUSTRATIONS. 



PLATES. 



To face page — 



PI. I. — Gall-making Pempliigiuse 32 



PI. II. — Gall-making Pemxiliignise 32 



PI, III.— Two-Ocean Pass 226 



PI. IV.— Two-Ocean Pass 226 



Note. — Plates I and 11, accompanying Article I, were not issued in place, having been delayed nntU 

 Bulletin No. 2 was issued. They should be bound in place at end of EUey and Monell's Article, oppo- 

 site page 32, each being faced by its explanatory leaf. 



