Search AROD:
AROD > Reptiles / Squamata / Pythonidae / Liasis / Olive python

<- Morelia bredli ->   <- Liasis fuscus ->  

Olive python

olive python (Liasis olivaceus)
Kununurra, Western Australia
Photo © Stephen Zozaya
Liasis olivaceus - Gray, 1842
Pronunciation  lee-AH-sis   OLL-iv-AH-say-uss
Etymology  Liasis: possibly from 'lias', a type of blue limestone. Possibly just a made-up name.1 Possibly derived from a fossil region, The Lias, in Dorset, UK.
olivaceus: 'olive-coloured'.
Other names   
Total length
Species avg: 200 cm
Species max: 650 cm
Clutch size
Average: 16
Range: 11 - 21
Length and clutch size information comes from a variety of sources, but primarily from Shine (1991) and Cogger (2000).
Description Distribution Natural history Conservation Further information More photos


Very large snake.
Heat pits in lower labial scales are present, but absent from rostral scales.

Similar species

Liasis mackloti - has a very yellow belly and an iridescent sheen.


Liasis olivaceus olivaceus
Liasis olivaceus barroni

Taxonomic notes

The L. o. barroni subspecies is named in honour of Gregory Barron, formerly of the Western Australian Museum.1

Scale count information

Dorsal scales at midbody   58 to 72
Ventrals   321 to 411 with a single anal scale
Subcaudals   90 to 119 and are divided
Other scale information   Head scales enlarged and symmetrical.
Danger rating   Non-venomous. Not considered dangerous, but can still bite.
Note: even a bite from a 'virtually harmless' or non-venomous reptile can result in serious complications. Play it safe and don't get bitten by anything.
Notes and disclaimer
This information may not be complete. While all care is taken to ensure the accuracy of the information in this page, primary sources should always be consulted for definitive information. Animals have an endearing habit of disobeying the rules, so the information on this page should be interpreted with a degree of flexibility.
The author and site operator accepts no responsibility for any losses or damages incurred through using this web site or the information contained herein. Don't get bitten by anything!
This page may be cited as:
  Liasis olivaceus at the Australian Reptile Online Database. Last updated 2019-05-03 20:55:12.
  Retrieved from on the 7th of March, 2021.
Before citing information contained in AROD, please read our Citing AROD page.

Copyright notice
This page, its content and layout are copyright © 2007-2021 Stewart Macdonald / Ug Media, unless otherwise stated.
All photographs in The Australian Reptile Online Database are © the photographer and may not be reproduced in any form without the express written consent of the photographer.
No part of The Australian Reptile Online Database may be reproduced without written permission from Stewart Macdonald.
AROD | Reptile Info | About | Contact | In the wild | Reviews