x CONTENTS. 
PAGE 
20. Suborder TUBINARES: Petrels. . . . . a vat Cot SCR MEEL fuhat).. tea 
60. Family Procrttartpm®. Petrels. . . oa Td CRS teal) 5! oe eS 
74. Subfamily Diomedeine : ATbapensen ofa tay a ee Bite eee ee Le ee 
75. Subfamily Procellortimg:| Peteels: Bcini.2 20 sane ae ede 
SMT, Order PYGOPODES::, Diving: Birds tae fain 10) se ee 
61. Family Cory aesl pone Yo hohe wie Se OR are etee 
62, Hamily, Povicrrepipaiin, Grebes!' . aulnaeie) eee: es 5) ee, Eee 
63. Family Aucipm: Auks . . . SUE STET 1 s,| cal ee 
76. Subfamily Phaleridine : Pat ee ae oN" ogee ee 
77. Subfamily Alcine: Guillemots, Murres, and Aaks er 0 feo aoa 
PART: IV. 
SYSTEMATIC SYNOPSIS OF THE FOSSIL BIRDS OF NORTH AMERICA. 
AGU EERTIARY BIBDS. i6, ren lal ob Eo SA eae a en ee ee ee 
iB) CRETACHOUS “BIRDS +) (4) 4. A) 3 OR Se RA Ve 
Ce JURASSIC BIRDS * 0) oh Se ae Soe, RB ee C2 ee oe 
TINO ce eee ee ORI SA SP eS OE CO ee 
Ale gli 0) i re Me MMRDA tue Lee 
