I found the answer. Large milkweed bug, Oncopeltus fasciatus. They are plant specific. And since my asclepias has started to over run my lawn and gardens I will consider them beneficial.
They are hardly going to make a dent in my seedpod production . This is just one plant and they were only on about five of the pods. I'm sorry you have trouble growing them down there. But I preferred to live and let live In this case