Gonyosoma jansenii

Gonyosoma jansenii, commonly known as the Celebes black-tailed rat snake, the Celebes ratsnake, and Jansen's rat snake, is a species of snake in the subfamily Colubrinae of the family Colubridae. The species is endemic to the Indonesian island of Sulawesi.^[2]

Gonyosoma jansenii
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Family:	Colubridae
Genus:	Gonyosoma
Species:	G. jansenii
Binomial name
Gonyosoma jansenii Bleeker, 1858
Synonyms[2]
Gonyosoma janseni Bleeker, 1858 Allophis (Elaphis) nigricaudus W. Peters, 1872 Coluber janseni — Boulenger, 1894 Gonyosoma jansenii — Dowling, 1958 Elaphe janseni — Schulz, 1996 Gonyosoma jansenii — Wallach et al., 2014

Etymology

The specific name, jansenii, is in honor of Albert Jacques Frédéric Jansen, who was an administrator in the Dutch East Indies.^[3]

Habitat

The preferred natural habitat of G. jansenii, is forest, at altitudes from sea level to 1,000 m (3,300 ft).^[1]

Description

A long snake, G. jansenii may attain a total length of 199 cm (6.53 ft), which includes a tail length of 45 cm (1.48 ft). Adults are olive or yellowish brown on the anterior and middle portions of the body, with some scales black-edged. They are entirely black on the posterior portion of the body and tail (Boulenger, 1894).

Behavior

G. jansenii is semi-arboreal.^[1][2]

Reproduction

G. jansenii is oviparous.^[2]