FIG. 20 in Craniodental Morphology And Phylogeny Of Marsupials

FIG. 20. Left first upper molars (M1) of Murexia longicaudata (A, AMNH 101970) and Echymipera kalubu (B, AMNH 221654). General features of upper molar crown morphology discussed in the text are illustrated, as are characters 132, 133, 136, 137, 138, 139, 140, 141, 143, and 144 (see main text for description of these characters and character states), as follows: Murexia 132(1), 133(0), 136(0), 137(1), 138(0), 139(0), 140(3), 141(0), 143(0), 144(0); Echymipera 132(1), 133(0), (136(0), 137(1), 138(1), 139(1), 140(4), 141(0), 143(1), 144(0). Abbreviations: mec, metacone; mecl, metaconule; pac, paracone; prc, protocone; prpacr, preparacrista; psppcr, pseudopreparacrista; stD, stylar cusp D. Teeth are not shown to the same scale.