weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1896. 83 
648 Stanton (Timothy W.). Contributions to the Cretaceous paleon- 
tology of the PacificCoast : The fauna of the Knoxville beds. 
U. S. Geol. Surv., Bull., No. 133, 132 pp., 20 pis., 1896. 
Describes the distribution, succession, and lithologic character of the 
Knoxville beds and discusses the relations of their fauna with other 
faunas and the age of the beds. Includes descriptions of new species. 
649 and Vaughan (T. Wayland). Section of the Cretaceous at 
El Paso, Tex. 
Am. Jour. Sci., 4th ser., vol. i, pp. 21-26, 1896. 
Gives a columnar section of the Cretaceous strata and lists of fossils 
collected from the various beds. 
650 Stevenson (John J.). ^Notes on the geology of Indian Territory. 
N. Y. Acad. Sci., Trans., vol. xv, pp. 50-61, 1896. 
Quotes Winslow's unpublished tabic of tho succession of the Coal 
Measures in Arkansas, and describes their character and distribution in 
Indian Territory. Reviews recent work in the region and discusses its 
geologic structure. 
651 The Cerillos coal fields near Santa Fe, X. Mex. 
N.Y.Acad. Sci., Trans., vol. xv, pp. 105-122, 1896. 
Describes tho character of the eruptive rocks and Cretaceous deposits, 
and the occurrence and chemical composition of the coals. Discusses 
tho cause of the metamorphism of the coal. 
652 The Cerillos coal field of New Mexico. 
Abstract: Geol. Soc. Am., Bull., vol. vii, pp. 525-527 ', Science, now ser., 
vol. iii, pp. 392-394, 1896. 
Describes the Laramie rocks in which the coal occurs, the thickness 
of the coal seams, and discusses tho origin of the coal. 
653 [Review of a A summary description of the geology of Penn- 
sylvania," by J. P. Lesley.] 
Science, new ser., vol. iii, pp. 876-877, 1896. 
654 Stewart (Alban). A geological section at Providence, Mo. 
Kans. Univ. Quart., vol. iv, pp. 161-162, 1896. 
Describes the lithologic character and paleontology of the section, 
composed of Carboniferous and Devonian strata. 
655 Strieby (William). The origin and use of the natural gas at 
Manitou, Colo. 
Colo. College Studies, 5th Ann. Pub., pp. 11-35, 1894. 
In discussing the origin of natural gas, doscribes tho geologic s< ruct ure 
of the region mentioned. 
656 Swem (Earl G-.). A preliminary report on the glaciated area of 
Kansas. 
Kans. Univ. Quart., vol. iv, pp. 153-159, 1896. 
Describes the physiography of the region and gives a vertical section 
of the Glacial beds. 
