CONTENTS 



XI. 



CHAPTER XXII. 

 Anatomy ----.--.. 5x7 



The Subcutaneous Air-cells — Cellular Tissue — The Oeso- 

 phagus — Intestines — Trachea — Tongue — Eye — Brain 

 — Ear — Oil-gland. 



APPENDICES. 

 A. — Allied Species of Gannet ----- 541 



B. — The Tropical Boobies - - . _ 549 



C. — The Parasites of Gannets 553 



D. — Historic and Prehistoric Remains - - - 558 



E. — Fossils (Tertiary) of Sula ----- 560 



Index - - - - . _ . . 551 



