Fig. 7 in Phylogenetic Analyses Of Postcranial Skeletal Morphology In Didelphid Marsupials

Fig. 7. Thylamys macrurus (MSB 70700) and Metachirus nudicaudatus (AMNH 244617), lumbar vertebrae in dorsal view. An intervertebral space (ip) is evident dorsally in Thylamys (ch. 36[0]), whereas in Metachirus this space is absent (ch. 36[1]). Other abbreviations: mp, mammillary process; po, postzygapophysis; sp, spinous process; tp, transverse process. Scale bar: 5 mm.