The earliest primates

L. M. Van Valen, and R. E. Sloan

1965

Article

Science 150(3697):743-745

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Taxa discussed in this work:

• Epichriacus
• Purgatoriinae
• Purgatorius
• Purgatorius ceratops
• Purgatorius unio
• Tricentes elassus

Taxonomy:

• Purgatorius unio belongs to Purgatorius - Van Valen and Sloan (1965)
• Purgatoriinae belongs to Paromomyidae - Van Valen and Sloan (1965)