Garrison, R.W. 1982. Paltothemis cyanosoma, a new species of dragonfly from Mexico (Odonata: Libellulidae). Pan-Pacific Entomologist 58: 135-138.
22 June 2018, Personal communication with Rosser Garrison: "You are, indeed, correct. It is a male of Paltothemis cyanosoma."