Pseudococcidae: Pseudococcus longispinus - Long-tailed Mealybug (male)
These shots show the strange eyes. See also https://www.inaturalist.org/observations/985341
on yucca. is this the cordyline mealy?
last thing i expected to see on a spurge!
On fire bush. Unsure about this being scale but the white residue has a very waxy texture
Only found the one. On a honey mesquite tree in a back yard. Removed it quickly when we figured out what it was.