I went on a pupa hunt which was unsuccessful, although I did find two pupal skins remaining in the grass tubes.
See related observations:
https://www.inaturalist.org/observations/99328333
Check P. basirei. At 1710 masl in pine oak forest, coming to UV light and sheet, above the artificial lagoon.
Huge moth. At sheet below the lagoon. Pine oak forest about 1670 masl. Uyuca station.