Figure 5. Probactrosaurus gobiensis Rozhdestvensky, 1966. Maxillae with partly preserved dentitions. A, PIN 2232 in On Asian ornithopods (Dinosauria: Ornithischia). 4. Probactrosaurus Rozhdestvensky, 1966

Figure 5. Probactrosaurus gobiensis Rozhdestvensky, 1966. Maxillae with partly preserved dentitions. A, PIN 2232/10-2. Partial left maxilla in lateral view (anterior and mid-dorsal portions missing). B, PIN 2232/9-2. Partial right maxilla in lateral view. Abbreviations: ec.s = sutural surface for ectopterygoid; j.s = sutural surface for the jugal.Published as part of Norman, David B., 2002, On Asian ornithopods (Dinosauria: Ornithischia). 4. Probactrosaurus Rozhdestvensky, 1966, pp. 113-144 in Zoological Journal of the Linnean Society 136 (1) on page 118, DOI: 10.1046/j.1096-3642.2002.00027.x, http://zenodo.org/record/543620