Under the plenary power the Commission has conserved the specific name Coluber irregularis Leach in Bowdich, 1819 (currently Philothamnus irregularis) for the African northern green bush snake placed on the Official List by a ruling in Opinion 328, by ruling that it is not invalid by reason of being a junior primary homonym of Coluber irregularis Bechstein, 1802 (currently Boiga irregularis), used for the brown tree snake, known from Indonesia, Australia, Papua New Guinea, Melanesia and Guam.
Coluber irregularis Leach in Bowdich, 1819 (currently Philothamnusirregularis; Reptilia, Squamata): name conserved," The Bulletin of Zoological Nomenclature 72(4), 329-330, (1 December 2015). https://doi.org/10.21805/bzn.v72i4.a9