PLATE CXXIL. 
Miocenr ProposcipEA. BoNnrES OF TETRALOPHODON 
Nomenclature 
Cope 1880-3 Revised 1915 
Mastodon campester Tetralophodon campester 
Fics. 1-2. Tetralophodon campester (Cope, 1878). Type specimen, Amer. Mus. No. 8527, 
Cope Coll., from Republican River beds, Sappa Creek, Kansas. Fig. 1, la, 
pelvis, inferior and external views; fig. 2, 2a, 2b, 2ce, 2d, fifth metacarpal, plantar, 
dorsal, internal, proximal and distal views. All one-fourth natural size. 
Specimen figured in pll. CXX, CX XII, CXXIII. 
