Members nights sitewide

On Thursday, May 14, and Friday, May 15, the Museum will close at 4pm (last entry at 3pm) for our annual&nbsp;<a href="https://www.fieldmuseum.org/our-events/members-nights">Members' Nights</a>.&nbsp;

Members' Nights Early Closure Fri

On Friday, May 15, the Museum will close at 4pm (last entry at 3pm) for our annual&nbsp;<a href="https://www.fieldmuseum.org/our-events/members-nights">Members' Nights</a>.&nbsp;

Summer party early closure--Hours override

On Wednesday, August 12, the Museum will close early at 3:00pm (last entry 2:00pm).

Christmas closure 2025

The Museum will be closed for the Christmas holiday on Thursday, December 25. We will re-open Friday, December 26 at 9am.

Mammals Visits

Mammals

Due to heightened risks of losing specimens/shipments due to increased holiday shipping volume and the need to provide a break to staff to focus on internal priorities before the start of the new year, the FMNH Mammal Collection will not be sending or receiving loans through January 9, 2026 or hosting visitors December 15 - January 9.

Amphs & Repts

Amphibians & Reptiles - Loans and Collection Visits

Amphibians and Reptiles Collections have a loan moratorium until January 2026. Please contact us again on/after February 1, 2026.

Thanksgiving closure 2025

The Museum will be closed for the Thanksgiving holiday on Thursday, November 27. We will re-open Friday, November 28 at 9am.

Explore cultures present and past, find the latest scientific discoveries, and travel the world right here in Chicago.

Mico emiliae Thomas, 1920

Common Name: Snethlage's Marmoset [English]