Lewis, Todd R., Griffin, Rowland K., Martin, Irune Maguregui, Figueroa, Alex, Ray, Julie M., Feltham, Josh, Grant, Paul B.C., "Ecology and morphology of the dwarf bromeliad boa Ungaliophis panamensis (Squamata, Boidae, Ungaliophiinae) in Costa Rica and Panama", Neotropical Biology and Conservation, 2021