Leslie did some investigating about those tagged butterflies. Apparently, Bryan Burks from the LA Arboretum and Monika U. Moore from Cal Poly San Luis Obispo were at Gibbs Park on 11/11/14 at 1:00 PM and released five male monarchs, 2 of which were those pictured below.

DeeDee Golwitzer found a great monarch genome article here and shared: http://www.sciencedaily.com/releases/2014/10/141001133012.htm