Axel A. Olsson

1889 – 1977

• Contributions of the paleontology of northern Peru
• Contributions to the paleontology of northern Peru
• New and interesting fossils from the Devonian of New York
• New and interesting Neocene fossils from the Atlantic coastal plain
• New Miocene fossils
• Tertiary and Quaternary
• The Miocene of northern Costa Rica
• The Murfreesboro stage of our east coast Miocene