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. 2019 Apr 24;100(2):308–327. doi: 10.1093/jmammal/gyz058

Fig. 4.

Fig. 4.

A) Dorsal and ventral views of the skull of Obdurodon dicksoni from Middle Miocene sediments in the Riversleigh World Heritage area (left image, dorsal view, micro-CT image courtesy T. Rowe, the University of Texas; right image, ventral view, photo Ross Arnett). B) Dentition of O. dicksoni (upper two rows) and Obdurodon insignis (bottom row—Archer et al. 1993). C) A right upper molar (RM2) of Monotrematum sudamericanum (left) compared with a slightly damaged RM2 (right) of O. dicksoni (Pascual et al. 1992b). D) Left dentary fragment with LM1-3, of Steropodon galmani (photo by John Field—Archer et al. 1985). E) Three views of a lower right dentary fragment with RM1-3 of Kollikodon ritchiei. F) Upper left maxillary fragment with LP4 to M4 of K. Ritchie (photo by John Field). G) Right humerus of Kryoryctes cadburyi (photo by Steven Morton—Pridmore et al. 2005). H) Left dentary of Teinolophos trusleri retaining one premolar (of four) and four (of five) molars (composition reconstruction by Peter Trusler—Rich et al. 2016).