Pan troglodytes ssp. verus 

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Citation: Humle, T., Boesch, C., Campbell, G., Junker, J., Koops, K., Kuehl, H. & Sop, T. 2016. Pan troglodytes ssp. verus. (errata version published in 2016) The IUCN Red List of Threatened Species 2016: e.T15935A102327574. . Downloaded on 18 January 2017.
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