New or little known titanotheres from the Eocene and Oligocene

H. F. Osborn

1908

Article

Bulletin of the American Museum of Natural History 24(32):599-617

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Taxa discussed in this work:

• Brontotherium hatcheri
• Limnohyops matthewi
• Limnohyops monoconus
• Megacerops copei
• Mesatirhinus
• Mesatirhinus petersoni
• Metarhinus
• Metarhinus earlei
• Metarhinus fluviatilis
• Metatelmatherium ultimum
• Palaeosyops copei
• Palaeosyops grangeri
• Palaeosyops leidyi
• Palaeosyops priscus
• Palaeosyops ultimus
• Pollyosbornia altidens
• Protitanotherium superbum
• Ptolemaia lyonsi
• Sphenocoelus hyognathus
• Sphenocoelus intermedius
• Telmatherium washakiensis

Taxonomy:

• Palaeosyops ultimus belongs to Palaeosyops - Matthew (1897)
• Metarhinus earlei belongs to Metarhinus - Osborn (1908)
• Ptolemaia lyonsi belongs to Ptolemaia - Osborn (1908)