weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1901. 63 
542 Merriam (John C). A contribution to the geology of the John 
Day basin [Oregon]. 
Univ. of Cal. Dept. of Geol., Bull., vol. 2, pp. 269-314, pis. 6-8, fig. 1, 
1901. 
Gives a sketch of previous explorations and literature of the region, 
and describes the classification, character, occurrence, relations, and 
faunas of the Cretaceous, Tertiary, and Pleistocene strata. 
543 A geological section through the John Day basin [Oregon]. 
Abstracts: Jour. Geol., vol. 9, pp. 71-72, 1901; Geol. Soc. Am., Bull., 
vol. 12, pp. 496-497, 1901. 
Describes the character and occurrence of the John Day beds and the 
associated strata. 
544 Merrill (George P.). The Department of Geology in the National 
Museum. 
Am. Geol., vol. 28, pp. 107-123, pis. 10-14, 1901. 
Gives an account of the methods employed in caring for and render- 
ing available to students the materials in charge of this department of 
the Museum, and in displaying the same for the benefit of the public. 
544a - — On a stony meteorite which fell near Felix, Perry County, 
Alabama, May 15, 1901. 
U. S. Nat. Mus., Proc, vol. 24, pp. 193-198, pis. xiii-xiv, 1901. 
545 — Guide to the study of the collections in the section of applied 
geology — the nonmetallic minerals [U. S. National Museum]. 
U. S. Nat. Mus., Ann. Rept. for 1899, pp. 156-483, pis. 1-30, figs. 1-13, 
1901. 
Describes the character, occurrence, and uses of the nonmetallic 
minerals. 
546 and Stokes (H. N.). A new stony meteorite from Allegan, 
Michigan, and a new iron meteorite from Mart, Texas. 
Wash. Acad. Sci., Proc, vol. 2, pp. 41-68, 6 pis., 1900. 
Describes the occurrence, characters, and chemical composition of the 
material. 
547 Miller (Arthur M.). Preglacial drainage in southwestern Ohio. 
Science, new ser., vol. 14, pp. 534-535, 1 fig., 1901. 
548 Miller (B. L.). Geology of Marion County [Iowa]. 
Iowa Geol. Surv., vol. 11, pp. 130-197, pi. 5, figs. 9-12 and map, 1901. 
Describes the physiography, the character and occurrence of the Car- 
boniferous and Pleistocene deposits and the occurrence of coal. 
549 Miller (Gerrit S. , jr.). Preliminary list of mammals of New York- 
N. Y. State Mus., 53rd Ami. Rept., vol. 1, pp. 267-390, 1901. 
Contains list of fossil species. 
550 Miller (Willet G.). On some newly discovered areas of nephe- 
line syenite in central Canada. 
Am. Geol., vol. 27, pp. 21-25, 1901. 
Describes character and occurrence in Ontario. 
