This book is a scientific treatise on the anatomy of animals' eyes and vision. The author, who was a physician and anatomist, provides a detailed description of the structure and function of eyes in various animals, from humans to insects. The work includes illustrations and diagrams to help readers understand the complex physiology of vision.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.

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