Vol. IV. 



NOVITATES ZOOLOGICAE. 



EDITED BY 



WAITER ROTHSCHILD, ERNST HARTERT, and KARL JORDAN. 



CONTENTS OF NO. TV. 



1 VARIOUS NOTES ON HUMMING-BIRDS . . . Ki-nsl IlarUH . 529 



INDKX TO VOL. IV 535 



(TITLE-PAGE AND CONTENTS OF \OJ>. I\.) 



