Authors' Catalogue. 249 
Quereau, E. C. 
Topography and history of Jamesvillelake, New York. (Geol. Soc. 
Anier., Bull, vol. 9, pp. 173-182, pis. 12-14, Feb. 17, 1898.) 
Schuchert, Charles. 
Dipeltis an insect larva. (Natural Science, vol. 12, p. 215, Mch. 1898.) 
Siichter, C. S. 
Note on pressure within the earth. (Jour. Geol., vol. 6, pp. 65-78, 
Jan.-Feb. 1898.) 
Smyth, B. B. 
The closing of Michigan glacial lakes. (Kans. Acad. Sci., Trans., 
vol. IS, pp. 23-27, 1898.) 
Smyth, B. B. 
The buried moraine of the Shunganunga [Kansas]. (Kans. Acad. 
Sci., Trans., vol. 15, pp. 95-104, pi. i, 1898.) 
Stewart, Alban. 
A contribution to the knowledge of the ichthyic fauna of the Kansas 
Cretaceous. (Kansas Univ. Quarterly, vol. 7, ser. A, pp. 21-29, pls. 
1-2, Jan. 1898.) 
Tarr, R. S. 
The physical geography of New York state. (Am. Geog. Soc, Bull., 
vol. 30, no. I, pp. 28-56, 1898.) 
Udden, J. A- 
A new well at Rock Island, Ills. (Am. Geol., vol. 21, pp. 199-200 
Mch. 1898.) 
Upham^ Warren. 
Valley moraines and drumlins in the English Lake district. (Am. 
Geol., vol. 21, pp. 165-170, Mch. 1898.) 
Van Hise, C R. 
Estimates and causes of crustal shortening. (Jour. Geol., 'vol. 6, 
pp. 10-64, Jan.-Feb. 1898.) 
Wadsworth, M, E. 
Some methods of determining the positive and negative character 
of mineral plates in converging polarized light with the petrographical 
microscope. (Am. Geol., vol. 21, pp. 170-175, Mch. 1898.) 
Walker, T. L. 
Examination of some triclinic minerals by means of etching figures. 
(Am. Jour. Sci., ser. 4, vol. 5, pp. 176-185, Mch. 1898.) 
Welier, Stuart. 
Description of a new species of Hydreionocrinus from the Coal 
Measures of Kansas. (N. Y. Acad. Sci., Trans., vol. 16, pp. X72-VJX, 
pi. 36, Feb. 1898.) 
Whitfield, R. P. 
Descriptions of new species of Silurian fossils from near fort Cassin 
and elsewhere on lake Champlain. (Am. Mus. Nat. Hist., Bull., vol. 9, 
pp. 177-184, pis. 4-5, 1897.) 
