Fig. 15 in Phylogenetic Studies On Didelphid Marsupials Ii. Nonmolecular Data And New Irbp Sequences: Separate And Combined Analyses Of Didelphine Relationships With Denser Taxon Sampling

Fig. 15. Occlusal views of right dp3 and m1 illustrating taxonomic differences in trigonid morphology of the deciduous tooth. Top, Marmosa murina (MUSM 15297) with a distinctly tricuspid (complete) dp3 trigonid. Bottom, Marmosops impavidus (MUSM 13286) with a bicuspid (incomplete) dp3 trigonid.