v. I., pt. I. Essay on classification. pt. II. North American Testudinata. 1857
v. II., pt. III. Embryology of the turtle. 1857
v. III., pt. I. Acalephs in general. pt. II. Ctenophoroe. 1860
v. IV., pt. III. Discophorae. pt. IV. Hydroidae. pt. V. Homologies of the Radiata.
