X CONTENTS. 



PAGE 



20. Suborder TUBINARES: Petrels 773 



60. Pamily PaocBLLAKiiDiE . Petrels 773 



74. Subfamily Diomedeitue ■■ Albatrosses 774: 



75. Subfamily Procellariinte : Petrels '776 



XIII. Order PYGOPODES : Diving Birds 787 



61. Family CoLYMBlBiE : Loous 789 



6S. Faauly Podicipedid^ : Grebes 792 



63. Family Alcu)^: Auks 797 



76. Subfamily Phaleridinee : Parrot Auks, etc 800 



77. Subfamily Alcirus : Guillemots, Murres, and Auks proper . . . 810 



PART IV. 



SYSTEMATIC SYNOPSIS OF THE FOSSIL BIRDS. OF NOETH AMERICA. 



A. Tektiakt Bibds 822 



B. CaBTACEOTJS Bmrs 825 



C. JUBASSIC ElBDS 829 



INDEX 831 



APPENDIX 865 



