10 THE CERATOPSIA 



Anchiceratops longirostris, No. 8538 G.S.C., complete skeleton except skull, collected by C. M. 



Sternberg in 1925, lYi miles southwest of Rumsey. Mounted in the National Museum of 



Canada. 

 Arrhinoceratops brachyops, skull, type No. 5135 R.O.M., collected by the Royal Ontario Museum 



in 1923, 6 miles west and 3 miles north of Munson, on the west side of the river. 

 Arrhinoceratofs brachyops, skull, collected by the Royal Ontario Museum in 1931, 6 miles west of 



Munson on the west side of the river. 

 Centrosaurus, No. 5263 A.M.N.H., squamosal; No. 5265 A.M.N.H., lower jaw; No. 5267 



A.M.N.H., scapula. Collected by the American Museum of Natural History in 1912, 3-10 



miles below Tolman, on both banks of the river. 

 Ceratopsian, No. 5244 A.M.N.H., brain case; No. 5246 A.M.N.H., frontal horn; No. 5260 



A.M.N.H., maxillae and vertebrae. Collected by the American Museum of Natural History 



in 1912, 3-10 miles below Tolman on both banks of the river. 

 Ceratopsian, incomplete skull, collected by C. M. Sternberg of the Geological Survey of Canada in 



1925, southwest of Morrin. 

 Leptoceratops gracilis, type, No. 5205 A.M.N.H., incomplete skeleton, collected by the American 



Museum of Natural History in 1910, 3 miles above Tolman, 190 feet above the river on the 



left bank. 



From the Belly River formation on the Red Deer River (Loc. 2, Fig. 2), we have the follow- 

 ing material: 



Centrosaurus apertus, type, No. 971 G.S.C., parietal crest, collected by Lambe in 1901, on the west 



side of Red Deer River, between Berry Creek and Dead Lodge Canyon. 

 Centrosaurus apertus, skull, collected by the Royal Ontario Museum in 1926, 2 miles south of Steve- 



ville, on the west side of the river. 

 Centrosaurus apertus, skull, less snout and part of crest, collected by C. M. Sternberg in 1919, from 



the south side of the west branch of Little Sandhill Creek. In the Carnegie Museum at 



Pittsburgh. 

 Centrosaurus apertus, No. 348 G.S.C., skull with lower jaws, collected by C. H. Sternberg in 1914, 



at the lower end of Dead Lodge Canyon, 1 5 miles east of Steveville. Mounted in the National 



Museum of Canada. 

 Centrosaurus apertus, No. 347 G.S.C., skull without lower jaws, collected by C. H. Sternberg in 



1913, at Denhart Ferry, about 1 5 miles below Steveville. In the National Museum of Canada. 

 Centrosaurus apertus, skull less nasals, maxillae, and most of face, collected by C. M. Sternberg in 



1921, 1 mile east of Denhart Ferry. In the National Museum of Canada. 

 Centrosaurus sp., skull without crest or lower jaws, collected by C. H. Sternberg in 1914, 2 l / 2 miles 



below Denhart Ferry. In the National Museum of Canada. 

 Centrosaurus sp., complete skull without lower jaws, collected by C. M. Sternberg in 1917, lj^ 



miles south of the mouth of Little Sandhill Creek. In the National Museum of Canada. 

 Centrosaurus apertus, No. 4519 R.O.M., skull and part of skeleton, collected by the Royal Ontario 



Museum in 1919, from Section 9, Township 21, Range 11. 

 Centrosaurus apertus, frill, collected by the Royal Ontario Museum in 1921, from Section 9, Town- 

 ship 2 1 , Range 1 1 . 

 Centrosaurus sp., skull and part of skeleton, collected in 1930 by the Royal Ontario Museum from 



the northwest quarter of Section 9, Township 21, Range 1 1. 

 Monoclonius nasicornus, skull with dentary and few bones of skeleton, collected by C. M. Sternberg 



in 1917, \]/ 2 miles south of the mouth of Little Sandhill Creek. In the National Museum 



of Canada. 

 Chasmosaurus kaiseni, type, No. 5401 A.M.N.H., skull, collected by the American Museum of 



Natural History in 1913, 12 miles below Steveville in Township 21, Range 11. 



