There are 51 slots, how are they allocated?
I’m pretty sure it’s on the website somewhere. I thought I read 3 spots for M35-39 (not that I expect to be competing for one)
Here, let me google that for you. Didn’t take long. Xterraplanet.com>Triathlon>Pan Am Tour>Rules
Your googlefu is weak
http://www.xterraplanet.com/uploadedfiles/2016XTERRAPanAmTourRules.pdf
Last page, 50 in Gold races, 25 in Silver races.