NO. 2 ASIATIC BIRDS OF GENUS CRINIGER—DEIGNAN 9 
ACKNOWLEDGMENTS 
For the loan of valuable material used in this study, I am greatly 
indebted to the authorities of the British Museum (Nat. Hist.), Lon- 
don, the Museum of Comparative Zodlogy, Cambridge (Mass.), the 
American Museum of Natural History, New York, the Chicago 
Natural History Museum, and the Academy of Natural Sciences 
of Philadelphia. For information and advice on specific problems, I 
owe thanks to Professor J. Berlioz of the Museum at Paris, to Mrs. 
B. P. Hall of the British Museum, and to Charles H. Rogers 
of the Princeton Museum of Zoology. 
