Contributions to the natural history of the United States of America
1857
Vol. I. pt. I. Essay on classification. pt. II. North American Testudinata. 1857.-- vol. II. pt. III. Embryology of the turtle. 1857.-- vol. III. pt. I. Acalephis in general. pt. II. Ctenophora. 1860.-- vol. IV. pt. III. Discophora. pt. IV. Hydroida. pt. V. Homologies of the Radiata
X-Ray
Scans6
Contributions to the natural history of the United States of America
Contributions to the natural history of the United States of America
Internet Archive · Scanned pages
Contributions to the natural history of the United States of America
Contributions to the natural history of the United States of America
Internet Archive (Scan) · 524 pages
Contributions to the natural history of the United States of America
Contributions to the natural history of the United States of America
Internet Archive (Scan) · 524 pages
Contributions to the natural history of the United States of America
Contributions to the natural history of the United States of America
Internet Archive (Scan) · 454 pages
