Leeks] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1904. 117 
Tippenhauer (L. Gentil). 
I. Beitriige zur Geologie Haitis. 
Petermanns Mitteilungen, Bd. 45, pp. 25-29, 153-155, 201-204, 3 pis. (maps), 
2 figs., 1899. 
Describes the geology of portions of the Island of Hayti. 
B. Beitrage zur Geologie Haitis. 
Petermanns Mitteilungen, Bd. 47, pp. 121-127. 169-178, 193-199, 5 pis. (maps), 
5 figs., 1901. 
Describes the general geology of portions of the Island of Hayti, and the occur- 
rence and character of deposits of iron and copper ores and lignite. 
Podd (James E.). 
|. The newly discovered rock at Sioux Falls, South Dakota. 
Am. Geol., vol. 33, pp. 35-39, 1904. 
Describes occurrence and characters of a diabasic rock discovered at Sioux Falls. 
it. Benton formation in eastern South Dakota. 
Geol. Soc. Am., Bull., vol. 15, pp. 569-575, 1 fig., 1904. 
Describes the character and occurrence of the Benton formation and its sub- 
divisions in South Dakota, and corrects the former erroneous interpretation 
of the Greenhorn chalky limestone. 
I . Geology of South Dakota. 
Black Hills, South Dakota. Papers read before the Black Hills Mining Men's 
Assoc, pp. 128-135, 1904. Abstract: Mg. Rep., vol. 50, pp. 615-616, 1904. 
Gives a general account of the geology of the State of South Dakota. 
I . Huron folio, South Dakota. 
U. S. Geol. Surv., Geol. Atlas of U. S., folio no. 113, 1904. 
Describes the topography, drainage, and general geology, the character, 
occurrence, and relations of Cretaceous strata and Quaternary deposits and 
the geologic history, and discusses the underground water resources of the 
area. 
ifodd (James E.) and Hall (C. M.). 
I . Geology and water resources of part of the lower James River 
valley, South Dakota. 
U. S. Geol. Surv., Water-Supply and Irrigation Paper no. 90, 47 pp., 23 pis., 
1904. 
Describes occurrence and character of Algonkian, Cretaceous, and Quaternary 
formations, the geologic history of the region, and the water supply, 
especially from artesian wells, giving records of borings. 
I De Smet folio, South Dakota. 
U. S. Geol. Surv., Geol. Atlas of U. S., folio no. 114, 1904. 
Describes the general geology, the character, occurrence, and relations of 
Cretaceous strata and Quaternary deposits, the geologic history, and the 
economic resources, and discusses in detail the water resources of the area. 
Wer (W. S.). 
• i. The development of cut-off meanders. 
Am. Geog. Soc, Bull., vol. 36, pp. 589-599, 3 figs., 1904. 
