Perikoala is an extinct genus of marsupials, related to the modern koala. The genus diverged from a common ancestor of the other koala genera Nimiokoala, Litokoala, and Phascolarctos, which contains the living koala.
Two species are recognised: Perikoala palankarinnica Stirton 1957 Perikoala robustus Woodburne et al. 1987M. O. Woodburne, R. H. Tedford, M. Archer and N. S. Pledge. 1987. Madakoala, A new genus and two species of Miocene Koala (Marsupialia: Phascolarctidae) from South Australia, and a new species of Perikoala. Possums and Opossums: Studies in Evolution 1:293-317
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