my refund was sent yo my bank on feb26 my bank did not receive it what csn i do i need to tslk to some one

Since the IRS issues refunds, you will have to speak directly to the IRS to find out more about the delay. Please see below for more information. 

https://ttlc.intuit.com/community/refund-status/help/what-if-my-irs-refund-is-taking-longer-than-21-days/00/26080