Atractus colombianus Prado 1939 .

Holotype ILS 174 (=actual acronym MLS) (fig. 33), male. paratype ILS 155 (= actual acronym MLS) (fig. 34), male. “Chocontá”, Cundinamarca, Colombia. Jan. 1939.

Remarks: Currently considered as a junior synonym of A. crassicaudatus by Passos and Lynch (2010). The two specimens are collected in Choconta “Tilata”, Cundinamarca, Colombia. Specimen MLS 174 is hydrated, presents a slight decay but is in good state of preservation. MLS 155 is hydrated and in good state of preservation.