The FEI has just made their short lists available for the three Olympic Disciplines.  There will be a total of:

Jumping:       79 horses and riders + 14 reserve horses and riders

Dressage:      50 riders and horses + 6 reserve riders and horses

Eventing:       73 riders and horses

Pennsylvania based Phillip Dutton is on the US eventing team.  He was actually short listed with 2 horses but will be taking only Connaught - Go Phillip!