A history of land mammals in the western hemisphere

by William Berryman Scott

† Protoreodon, up. Eoc. †Merycoidodon, low. Oligo. †Eporeodon, up. Oligo. †Promerycochœrus, up. Oligo. to up. Mioc.†Merycochœrus, Mioc. and low. Plioc. †Pronomotherium, up. Mioc. †Mesoreodon, low. Mioc. †Merychyus, low. Mioc. to low. Plioc. †Leptauchenia, low. Oligo. to low. Mioc. †Cyclopidius, mid. Mioc.

VI. †Agriochœridæ.

†Protagriochœrus, up. Eoc. †Agriochœrus, Oligo.

Suborder B. SUINA. Swine-like Animals

VII. Tagassuidæ, Peccaries.

†Helohyus, mid. Eoc. †Perchœrus, low. Oligo. †Thinohyus, up. Oligo. †Desmathyus, low. Mioc. †Prosthennops, up. Mioc. and low. Plioc. †Platygonus, mid. Plioc. to Pleist. Tagassu, Recent, Pleist. in S. A.

VIII. †Entelodontidæ. †Giant Pigs.

†Parahyus, low. Eoc. †Achænodon, mid. and up. Eoc. †Arcæotherium, low. Oligo. †Boöchœrus, up. Oligo. †Dinohyus, low Mioc.

Suborder C. TYLOPODA. Camels and Llamas