Collett's Black Snake

Pseudechis colletti

Black Snake (Pseudechis colletti) Collett's Black Snake, Pseudechis colletti
Photograph by Angus Emmott.
Pseudechis colletti distribution


Collett's Black Snake is heavily built.  The back is reddish brown to black with large cream to reddish blotches forming irregular bands.  The belly is reddish to cream.  This species grows to 1.5 metres.  Midbody scale rows 19; ventrals 215–235; anal divided; 50–70 subcaudals, single at front, remainder divided.


Found in central to western Queensland.


Lives in open grasslands and woodlands on cracking grey clays of the Mitchell Grass Downs and Channel country.


This species is active both day and night.


A dangerously venomous species with myotoxic and cardiotoxic venom.  If bitten, apply first aid and seek urgent medical attention.  First aid procedure for any snakebite from the Australian Venom Research Unit.


Feeds primarily on frogs and mammals.


7–13 eggs are laid.  The hatchlings are around 33 cm from tip of snout to base of tail (snout-vent length).

Similar species:

Most similar to the Spotted Black Snake (Pseudechis guttatus) which occurs further to the south-east.  Pseudechis guttatus has fewer ventral scales (less than 200) than Pseudechis colletti.

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