A LIST OF PLATES. 



I. Sketch-map of Pelew and Caroline groups ... 



Page. 



(in Japanese 

 text) 



•• 33 



II. (i) White Spots on throat in grey-phase oi D. s. sacra 



(2) Nest and eggs oi Dcmiegretta s. sacra [ 54 



(3) White, Grey and Piebald phases of D. s. sacra . . . 



III. (i) Nestling of LeptophcstJion l. lepturus from Pelew^ 



Is 



(2) Young birds oi Anous melanogenys, from Oleai Is., 



Middle Carolines 



(3) Nestling of Gygis albus kittlitsi, from Ruk Is., 



; 124 

 Middle Carolines 



(4) Gygistcrna suinatrana from Ponape Is., Eastern 



Carolines, (wounded by a shot) ... 



(5) Young bird of Thalasscus bcrgii pelccanoidcs,ixow\ 



Ngoli Is., Western Carolines 



IV. I & 2. Phlcgccnas xanthomirus yapensis, ^ 2nd year 



and '^ adult 



3. Ph. kubaryi. '^ adult 



4. Poliolivinas cinercns, subsp. '^ adult 



V. I. Globicera o. occanica. "^ adult 



2 & 3. G. o. tcraokai, %xx\i&^.nov. -^s adult [ 146 



4 & 5« G .0. monacha, subsp. nov. -^s adult 



134 



( 2 ) 



