Holotypes: A Atractus resplendens ZMB 17414 and B Atractus ecuadorensis FMNH 23529 (Field Museum of Natural History – CC BY-NC 4.0).

 
 
  Part of: Melo-Sampaio PR, Venegas PJ (2023) A new species of groundsnake genus Atractus Wagler, 1828 (Serpentes, Dipsadidae) from the Peruvian Andes revealed by unequivocal morphological characters. Evolutionary Systematics 7(2): 257-266. https://doi.org/10.3897/evolsyst.7.102578