New 'Publications. 197 
the Mesozoic flora of the Queen Charlotte islands and the Kootanle 
series, described in previous papers in these Transactions, up to the close 
of the Eocene, and to determine, for America at least, the manner and 
conditions under which the angiospermous flora of the later Cretaceous 
succeeded to the pines and cycads which characterzied the beginning- of 
the Cretaceous period. 
NEW PUBLICATIONS. 
'. State and Government reports. 
Preliminary description of the peridotytes, gabbros, diabase* and 
andesytes of Minnesota. 8vo., pp. 158, 12 plates. M. E. Wadsworth. 
Bulletin No. 2, of the Minnesota geological survey, Minneapolis. 
2. Proceedings of scientific societies. 
The Journal of the Cincinnati Society of Natural History, pp. .151-236. 
One plate of Monticuliporoids. Cincinnati. 
J. Papers in scientific journals. 
In the February number of the Amcricati fournal of Science. On a. new 
petrographical microscope of American manufacture. G. H. Williams, 
A new Ammonite which throws additional light upon the geological 
position of the Alpine Rh;etic. W. B. Clark. Three formations of the 
middle Atlantic slope. W.J.McGee. With one plate. Are there deep- 
sea Medusae.'' J. W. Fevjkes. 
4. Excerpts and individual publications. 
On the monliculiporoid corals of the Cincinnati group, with a critical 
revision of the species. By U. P. and Joseph F. James. Part II. 
yournal ot the Cincinnati Society of Natural History, January, 1SS8. 
Notes on the precise geological horizon of Siphonotreta scotica David- 
son. By Henry M. Ami. Ottavja jVaturalist, December, 1887. 
Notes on some diabase dykes of the Rainy lake region. By Andrew 
C. Lawson. Proceedings of the Canadiau Institute, 1887. 
Supplement I. To the bibliography of the foraminifera, recent and 
fossil, including Eozoon and Receptaculites. (Printed in the Fourteenth 
Annual Report of the Geological and Natural History Survey of Minne- 
sota, pp- 167-31 1, 1885.) By Anthony Woodward, yournal of th^ Neiv 
York Microscopical Society, January, 1888. 
J. P^oreign publications. 
Memorias de la Sociedad Cientifica "Antonio Alzate." Tome i, Cu«- 
dernos numeros 6 y 7; Diciembre de 1887 y Ennero de 1888. Mexico. 
Ueber Gebirgsruppierung. Vortrag, gehaltcn auf dem siebentcir 
deutschcn Geographentag zu Karlsruhe ; von Dr. August BOhm, BrrJiH. 
