Search AROD:
AROD > Reptiles / Squamata / Pythonidae / Antaresia / Pygmy python

<- Antaresia stimsoni ->   <- Antaresia maculosa ->  

Pygmy python

pygmy python (Antaresia perthensis)
Tom Price region, Western Australia
Photo © Stewart Macdonald
Antaresia perthensis - (Stull, 1932)
Pronunciation  ann-tahr-EE-zee-ah   perth-ENN-siss
Etymology  Antaresia: after the star Antares in the tail of the constellation Scorpius.
perthensis: 'from Perth'. The original specimen of this species was mistakenly thought to have come from Perth.
Other names  Ant hill python
Liasis perthensis 
Total length
Species avg: 40 cm
Species max: 60 cm
Clutch size
Average: 5
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


Reddish-brown with irregular darker spots.
World's smallest python.
Heat pits are present on lower labial scales, but there are no rostral heat pits.

Similar species

Can be distinguished from other members of its genus by its small size and smaller midbody scale count (<= 35).

Taxonomic notes

The specific name perthensis erroneously suggests this snake is found around Perth.

Scale count information

Dorsal scales at midbody   31 to 35
Ventrals   205 to 255 with a single anal scale
Subcaudals   30 to 45 and are divided
Other scale information   Head scales enlarged and symmetrical.
Danger rating   Non-venomous. Not considered dangerous.
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:
  Antaresia perthensis at the Australian Reptile Online Database. Last updated 2017-04-06 16:10:27.
  Retrieved from on the 18th of February, 2020.
Before citing information contained in AROD, please read our Citing AROD page.

Copyright notice
This page, its content and layout are copyright © 2007-2020 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