Ichthyophis elongatus, the elongated caecilian, is a species of amphibians in the family Ichthyophiidae endemic to Sumatra, including some nearby islands; however, whether these belong to this species is uncertain. Specimens allocated to this species with certainty have been collected from lowland forest and from a ravine near degraded forest. The type series varied in total length. It is relatively slim, with body width of . References elongatus Amphibians described in 1965 Amphibians of Indonesia Endemic fauna of Indonesia Taxonomy articles created by Polbot