Ichthyophis monochrous
Ichthyophis monochrous, the Western Borneo caecilian or black caecilian, is a species of amphibian in the family Ichthyophiidae. It is endemic to northern Borneo and known from western Kalimantan and Sarawak, likely occurring also in Brunei. It is a little-known species known from only a few specimens. It presumably inhabits tropical moist forest. Adults are likely subterranean.