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Contact: Daniel Stolte
University of Arizona

Fossilized Cardiovascular System

Caption: This is an image of the animal's whole cardiovascular system.

Credit: Xiaoya Ma

Usage Restrictions: This visual may only be used in conjunction with reporting/posting of this news release. Image/video credit must be included exactly as indicated.

Related news release: Ancient shrimp-like animals had 'modern' hearts and blood vessels

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