The skinks are undergoing DNA testing to determine if they were obtained illegally.
The process is expected to take a few weeks.
Head of the National Parks Sally Barnes said possesion and sale of protected native animals without a licence is illegal.
“It undermines the licensing system which is designed to protect this diversity and sustainability.”
Pygmy spiny-tailed skinks are native to the Pilbara region of Western Australia and are commonly transported illegally to NSW and other states for sale.
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