Appendix, p. 279.
I. On the Capture of Comets by Planets, Especially Their Capture by Jupiter, by H.A. Newton, p. 7.
II. Atmospheric Electricity, by Robert Catlin, U.S.A., p. 25.
III. On Certain New Methods and Results in Optics, by Charles S. Hastings, p. 35.
IV. The Proteids or Albumoids of the Oat Kernel, by Thomas B. Osborne, p. 49.
Table of contents, p. 3.
V. A Comparison of Antipodal Faunas, by Theodore Gill, p. 89.
VI. Families and Sub-families of Fishes, by Theodore Gill, p.125.
VII. Human Bones of the Hemingway Collection in the United States Army Medical Museum, by Washington Matthews, Surgeon, U.S. Army, Dr. J.L. Wortman, and Dr. John S. Billings, Surgeon, U.S. Army, p. 139.
VIII. Further Studies on the Brain of Limulus Polythemus, with Notes on Its Embryology, by Alpheus S. Packard, p. 287.
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