Nature Blogger logoNature Blogger

Black caecilian

Asia·Northern Borneo (western Kalimantan, Sarawak, likely Brunei)

The Black caecilian (Ichthyophis monochrous) is a species of amphibian found in the tropical moist forests of northern Borneo, specifically in western Kalimantan (Indonesia) and Sarawak (Malaysia), and likely Brunei. It is a relatively unknown species, with only a few specimens documented, and is characterized by its moderately slender body, distinct tail, and glandular skin with numerous annuli.

Key Facts

  • Endemic to northern Borneo, including western Kalimantan and Sarawak.
  • Presumably inhabits tropical moist forests and is likely subterranean as an adult.
  • Possesses a moderately slender body with a short, distinct tail.
  • Features about 247 ring-shaped folds (annuli) on its strongly glandular skin.
  • The holotype specimen measured 232 MM in length and approximately 10 MM in width.
  • Known from only a few specimens, making it a little-known species.
Black caecilian
Scientific Name
Ichthyophis monochrous
Family
Ichthyophiidae
Habitat

Tropical Moist Forest, Subterranean

Physical Description
The Black caecilian is a moderately slender amphibian. The holotype specimen measured 232 mm (9.1 in) in length and about 10 mm (0.39 in) in width. Its head is 9 mm (0.35 in) long and possesses visible eyes. The tail is short, measuring 3.8 mm, but is distinct. The skin is strongly glandular and features approximately 247 ring-shaped folds, known as annuli. In life, the specimen was reported to have been violet-brown in color.
Average Length Cm
23.2
Common Names

Western Borneo Caecilian

Behavior
Adults are likely subterranean, indicating a fossorial lifestyle.

About Black caecilian

The Black caecilian, scientifically known as Ichthyophis monochrous, is an amphibian species belonging to the family Ichthyophiidae. It is native to the island of Borneo, specifically found in the northern regions. Its known distribution encompasses western Kalimantan in Indonesia and Sarawak in Malaysia, with a probable occurrence in Brunei as well.

Description and Habitat

This species is characterized by its moderately slender body. The holotype specimen recorded a length of 232 mm (9.1 inches) and a width of approximately 10 mm (0.39 inches). It possesses a distinct, short tail and visible eyes on its head. The skin of the Black caecilian is notably glandular and features a significant number of ring-shaped folds, numbering around 247. When alive, specimens have been observed to have a violet-brown coloration.

The Black caecilian is presumed to inhabit tropical moist forests. As adults, they are believed to lead a subterranean existence, spending much of their time burrowed beneath the surface. Due to its elusive nature and limited specimens documented, it remains a little-known species within its habitat.

Source: Wikipedia ↗

Frequently Asked Questions

What is the scientific name of the Black caecilian?

The scientific name of the Black caecilian is Ichthyophis monochrous. This binomial nomenclature helps identify it specifically within the scientific classification of amphibians.

Where is the Black caecilian found?

The Black caecilian is endemic to northern Borneo. Its known distribution includes western Kalimantan in Indonesia and Sarawak in Malaysia, with a likely presence also in Brunei.

What does the Black caecilian look like?

It is described as a moderately slender caecilian with visible eyes and a distinct, short tail. Its skin is strongly glandular and features approximately 247 ring-shaped folds. The holotype was violet-brown in color when alive.

What is the habitat of the Black caecilian?

The Black caecilian is presumed to inhabit tropical moist forests. Adults are believed to be subterranean, suggesting a life spent largely underground.