—Development of the Brachiopoda, Part I, Introduction. 14 pp., 1 pl.—Am. Jour. Sci., Apr., 1892.

—Development of the Brachiopoda. Part II, Classification of the Stages of Growth and Decline. 22 pp., 1 pl.—Am. Jour. Sci., Aug., 1892.

Beachler, Chas. S.

—Keokuk Group of the Miss. Valley. 8 pp.—Am. Geol., Aug., 1892. 3 copies.

—The Rocks at St. Paul, Indiana and Vicinity. 2 pp.—Am. Geol., Mch., 1891. 3 copies.

Bigelow, Frank H.

—Notes on a new Method for the Discussion of Magnetic Observations. 40 pp., 2 pl.—Bull. Weather Bureau, 1892.

Boehm, Georg.

—Ueber den Fussmuskeleindruck bei Pachyerisma. 2 pp.—Berichte der Naturforschenden Gesellschaft in Freiburg i. B., 1892. VI. 3.

—Megalodon, Pachyerisma und Diceras. 24 pp. 9 wood cuts.—Aus den Berichten der Naturforschenden Gesellschaft VI. 2. zu Freiburg i. B., 1891.