Agreeing with SRX, only bibroni I have ever seen (photos) were in Europe and a couple in Fiji.

As for australis, there simply are not many (I mean seriously not many) around.
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John R. Stebbins
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1.1 Candoia bibroni australis
0.2 Candoia carinata carinata
1.0 Candoia paulsoni
2.0 elaphe guttata guttata