Ichthyophis atricollaris, also known as the Long Bloee caecilian, is a species of caecilian in the family Ichthyophiidae. It is endemic to Sarawak, Borneo (Malaysia), and only known from its imprecise type locality, "Long Bloee, Boven Mahakkam, Borneo". The type series were collected during the Nieuwenhuis expedition to Borneo and were deposited at the Rijksmuseum van Natuurlijke Historie, Leiden.

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