Interesting tip I found at a link on 1958-65 Chevys; A lot of the Chevrolet Biscaynes we've veen idenitfying might've actually been Biscayne Fleetmasters:
http://www.348-409.com/1961factpage.html

http://www.348-409.com/facts.html


And I thought that name died in the late-1940's with the Fleetline.