weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1896. 17 
16 Ami (Henry M.). New species of graptolites from Canada. 
Ottawa Nat., vol. x, pp. 145-147, 1896. 
GiveB lists of graptolites from Point Levis and other localities in 
Quebec. 
17 Argall (Philip). [Geology of Cripple Creek district, Colorado.] 
In discussion of paper by Whitman Cross on the same subject. See 
No. 150. 
18 Austin (W. L.). The nickel deposits near Biddies, Oregon. 
Read before the Colorado Scientific Society, in Denver, Colo., Jan. 6, 
1896, 27 pp., 10 figs. 
Describes the geologic features of the region and the chemical and 
mineralogic characters and occurrence of the ores. 
B. 
19 Bagg (E. M.). [Protozoa from the Eocene deposits of Delaware, 
Maryland, and Virginia.] 
U. S. Geol. Surv., Bull. No. 141, pp. 91-92, 1896. 
Describes one species and gives a list of Eocene species occurring at 
various localities in the region. 
20 Protozoa [Eocene fauna of the Middle Atlantic slope]. 
Johns Hopkins Univ. Circ, vol. xv, p. 6 (4- p.), 1895. 
Describes one new species and gives a list of other foraminifera. 
21 The Cretaceous Foraminifera of New Jersey. 
Johns Hopkins Univ. Circ, vol. xv, pp. 10-12, 1895. 
Gives a list of the Foraminifera and describes new species. 
22 Bailey (L. W.). Notes on the geology and botany of Digby Neck 
[Nova Scotia]. 
N. S. Inst. Sci., Troc. and Trans., 2d ser., A r ol. ii, pp. 68-82, pis. iv-vi, 
1896. 
Describes the physiographic and general geologic features of the 
region. 
23 Some Nova Scotian illustrations of dynamical geology. 
N. S. Inst. Sci., Proc. and Trans., 2d ser., vol. ii, pp. 180-194, pis. vii- 
ix, 1896. 
Describes sand hill dunes, glacial phenomena, metamorphism, and 
vein and contact phenomena. 
24 Bain (Harry Foster). Geology of Washington County [Iowa]. 
Iowa Geol. Surv., vol. v, pp. 113-173, pi. iii, figs. 9-15, 1896. 
Describes the physiography and drainage of the region, the character, 
distribution, and geologic structure of the Carboniferous and Pleisto- 
cene formations, including sections at typical localities, and the occur- 
rence of clays, building stones, water supply, and road materials. 
Includes a geologic map of the county. 
Bull. 149 2 
