Black Thread Snake

Black Thread Snake

Leptotyphlops nigricans

Silhouette: Jessica Tingle · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability Insufficient data
at Addo Elephant National Park
2 Verified sightings at Addo Elephant National Park From 2019 to 2026
5 Verified sightings across all 2 parks From 2019 to 2026
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Black Thread Snake

Leptotyphlops nigricans, also known as the black threadsnake or black worm snake, is a species of snake in the family Leptotyphlopidae. It is endemic to Africa. This species is endemic to the Western and Eastern Cape Provinces of South Africa.

Leptotyphlops nigricans is black or dark brown, both dorsally and ventrally. In some specimens the scales are lighter-edged. It is a small and thin species of snake. Adults may attain a snout-vent length (SVL) of 196 millimetres (7.7 in).

The scales are arranged in 14 rows around the body at midbody. Snout rounded. Supraocular small. Rostral as broad or slightly broader than the nasal, extending as far as the anterior border of the eye. Nasal completely divided. Ocular bordering the lip between two upper labials, the anterior of which is very small. Five lower labials. Diameter of the body 40 to 53 times in the total length. Length of tail 8 to 13 times in the total length.

Schlegel, H. 1839. Abbildungen neuer oder unvollständig bekannter Amphibien, herausgeben und mit einem erläuternden Texte begleitet. Arnz & Co. Düsseldorf. xiv + 141 pp. (Typhlops nigricans, p... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Addo Elephant National Park 🇿🇦 South Africa
Insufficient data
2 Table Mountain National Park 🇿🇦 South Africa
Insufficient data
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