ZIONS BANCORPORATION TOTAL AUTHORIZED: 240,000 SHARES Series A Floating-Rate Non-Cumulative Perpetual Preferred Stock WITHOUT PAR VALUE

Exhibit 4.2

ZIONS BANCORPORATION
TOTAL AUTHORIZED: 240,000 SHARES
Series A Floating-Rate Non-Cumulative Perpetual Preferred Stock
WITHOUT PAR VALUE

THIS CERTIFIES THAT                    is the registered holder of                  Shares of Series A Floating-Rate Non-Cumulative Perpetual Preferred Stock transferable only on the books of the Corporation by the holder hereof in person or by Attorney upon surrender of this Certificate properly endorsed.

In Witness Whereof, the said Corporation has caused this Certificate to be signed by its duly authorized officers and its Corporate Seal to be hereunto affixed this       day of                       A.D.20    .

UPON REQUEST AND WITHOUT CHARGE, THE CORPORATION WILL FURNISH TO ANY STOCKHOLDER A FULL STATEMENT OF THE DESIGNATIONS, PREFERENCES, LIMITATIONS AND RELATIVE RIGHTS OF THE COMMON STOCK AND PREFERRED STOCK (INCLUDING ALL SERIES THEREOF) OF THE CORPORATION.

For the value received,                      hereby sell, assign and transfer unto                                                                                                                                                               
Shares represented by the within Certificate and do hereby irrevocably constitute and appoint                                                      Attorney to transfer the said Shares on the books of the within named Corporation with full power of substitution in the premises.