Dromatlierium, Tyttoeonus. 
86 » 
Familia XVII. fDromatheridae. 
1865. f Dromatlierium, Emmons, 1857. 
Emmons, Amer. Geol., Part. VI, 1857, p. 93. 
9296. fsylvestre. Emmons — (7161). f Trias Sup. Carolina 
Sept. ; ?New Jersey. 
1866. f Tyttoeonus, Palmer, 1903. 
Microconodon, Osborn, 1886 (nec Traqnair, 1877). 
Osborn, Proc. Acad. Philad., 1886, p. 362; (nom. nov.), Palmer, 
Science, 1903, p. 873. 
9297. ftenuirostris, Osborn — (7162). t Trias Sup. Carolina 
Sept. 
