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. 2012 Jan 10;7(1):e29135. doi: 10.1371/journal.pone.0029135

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Maiolino et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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A, Bivariate plot of pp2/pp5 length and pp3/pp4 length: closed circles (anthropoids); closed triangles (tarsiiforms); closed diamonds (lorises); open diamonds (galagos); open circles (lemuroids); closed octagon (Notharctus); closed star (Darwinius). Abbreviations: Pp, proximal phalanx; Mt, metatarsal. B, Univariate boxplots of pp2/pp5 length. C, univariate boxplots of pp3/pp4 length. Dashed lines in A and B show position of fossils relative to extant groups.