Atractus titanicus Passos, Arredondo, Fernandes and Lynch 2009 .

Paratypes 134 (fig. 40), male, 146 (fig. 41), female. “ Antioquia department, Sonsón municipality”. MLS 147 (fig. 42). “ Caldas department, Villamaría municality, 05°03´N, 75°31´W, ca. 1850 m ”, Oct. 1943.

Remarks: The specimen MLS 134 was collected in Jul. 1923. MLS 147 was collected in Villa María (Caldas, Colombia) in Oct.-1943. MLS 146 was collected in 1938 in the same place that MLS 147, and not in the same place that No. 134 as indicated by Passos et al. (2009). MLS 134 is hydrated specimen in good state of preservation but badly mounted and specimen MLS 146 is hydrated and in good state of preservation.