Here's a very interesting vid re the Gongora galeta above!
see how the bucket shaped flower flings the wasp onto its back via the hinged lip, thus picking up pollen - then they move on to the next bloom!
PS. here is a very nice specimen, which makes mine look positively sick!
https://www.youtube.com/watch?v=fG0cUN3mnvk
Orchid Gongora Galeata visited by its pollinators "Green wasps" in Tetxochitl Tropical Paradise.
https://www.youtube.com/watch?v=1JuU0ocWPDM