
Pythonidae
Amethystine Python
Simalia kinghorni
A large, slender python of north-eastern Queensland and the Torres Strait.
Non-venomous
Identification and appearance
A large python with an iridescent sheen. Its greenish, grey or brown upperparts carry darker patches and lines that may join into an irregular network.
Other names
Amethyst Python, Australian Scrub Python, Scrub Python
Typical length
AROD lists a species average of 350 cm and a maximum of 500 cm; these figures do not establish a typical adult interval.
Body build
slender
Head appearance
Large scales arranged symmetrically on top of the head
Key identification features
- Large, slender python
- Darker patches and lines on greenish, grey or brown upperparts
- Iridescent sheen
Where it is found
North-eastern Queensland, from around Townsville through Cape York to the Torres Strait.
Habitat
In north-eastern Queensland, this python occupies rainforest, coastal scrub and open forest.
Diet
Mainly mammals and birds; large individuals can take wallabies.
Reproduction
Egg-laying.
Medical significance
Non-venomous, but capable of biting. If identity is uncertain and a bite is suspected, call 000 and follow snakebite first aid.
What to do if you encounter one
Keep well clear, leave a route for the snake to move away and do not approach for a closer look. If it is inside a building, keep people and pets away and contact a qualified local snake catcher.
Similar-looking snakes
Carpet Python is a documented lookalike in Queensland. Amethystine Python has an iridescent purple sheen and larger scales on top of the head.
Taxonomy notes
Older accounts treated the amethistina complex broadly and extended it into New Guinea; the current Simalia kinghorni account is restricted to Queensland and Torres Strait populations. Southern outliers require provenance review.
Sources checked
- Australian Reptile Online Database — Simalia kinghorni (2026-09-25)
- The Reptile Database — Simalia kinghorni (2026-09-25)
- Queensland Government — Amethystine Python (2026-09-26)
- Species account — Amethystine Python (2026-09-26)
- Queensland Museum — Southerly range extension for the Amethystine Python (2026-09-26)
- Published species comparison (2026-09-26)
Still not sure?
Compare this snake with more clues.
A profile is a guide, not a reason to approach or handle a snake.
