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Tree snakes
Dendrelaphis - Boulenger, 1890

Pronunciation: DEN-drel-AH-fiss
Etymology: 'tree Elaphe', after another genus of colubrid snake.

Taxonomic notes:

Notes: About 15 species distributed through south-east Asia and Australia. Two species occur in Australia.
Statistics: Reproductive modes:
Oviparous - 2 out of 2 Australian species

Size range:
Smallest Australian species: northern tree snake (Dendrelaphis calligastra) at 80 cm
 Longest Australian species: common tree snake (Dendrelaphis punctulatus) at up to 200 cm
Number of Australian species: 2

northern tree snake (Dendrelaphis calligastra)
Mount Lewis, Queensland
Photo © Stephen Zozaya
northern tree snake (Dendrelaphis calligastra) distribution range map Dendrelaphis calligastra
Northern tree snake
Year described
(G√ľnther 1867)
Long and slender with a relatively long tail. Triangular in cross-section. A dark streak runs from the eye along the neck.

common tree snake (Dendrelaphis punctulatus)
Eungella region, Queensland
Photo © Stewart Macdonald
common tree snake (Dendrelaphis punctulatus) distribution range map Dendrelaphis punctulatus
Common tree snake
Year described
(Gray 1826)
Colour is variable, with different geographic populations tending to be of a similar colour. Generally a yellow belly. May be blue, brown, black or green above. The skin between the scales is a pale blue. When the snake expands its body, these pale specks become obvious.

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