Contributions to the natural history of the United States of America.
By: By Louis Agassiz ...
Publisher: Little, Brown and Company; Trübner & Co.
Published: 1857
Place of publication: Boston; London
Language: eng
Subjects: Zoology -- United States.; Chelonia.; Ctenophora -- United States.; Animals -- Classification.
Genres: Classification.
Notes: The complete work was to include 10 vols., but only 4 were published.
First monograph (v. 1-2) in 3 parts; second monograph (v. 3-4) in 5 parts.
Table of contents: title: 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. Acalephs in general. pt. II. Ctenophoroe.  1860.- vol. IV. pt. III. Discophoroe. pt. Iv. Hydroidoe. pt. V. Homologies of the Radiata.