A history of land mammals in the western hemisphere

by William Berryman Scott

II. †Interatheriidæ.

†Interatherium, Santa Cruz. †Protypotherium, do.

III. †Hegetotheriidæ.

†Hegetotherium, Santa Cruz. †Pachyrukhos, Santa Cruz to Pampean.

IV. †Notopithecidæ.

†Notopithecus, Casa Mayor. †Adpithecus, do.

V. †Archæopithecidæ.

†Henricosbornia, Casa Mayor.

VI. †Archæohyracidæ.

†Archæohyrax, Deseado.