
810 The American Natu: alist. = [September, 
RECENT BOOKS AND PAMPHLETS. 
@ALLE . A.—On a Collection of Mammals from oe Texas and ER 
Ser ‘Ext. Bull. Am. Mus. Nat. Hist., Vol. III., No. From the 
BRAINERD, E.—The Chazy Formation’ in the Cheetos Valley. Bull Gash Soc. 
p. iety 
CA L, H. D., and W. G. OWN X.—Compostion of Certain Mesozoic Igneous, 
Rocks of Virginia. Bull. Geol. Soc. Am., Vol. II., pp. 339-348, From the society. 
D: AVIS, W. M., and WARD LOPER.—Two Belts in the PN anaa of Con- 

m 
, T.—Note on the Aspredinidæ.—The Charasteristios or he e Family of Scatopha- 
ziii rezy Ext. U. S. Nat. Mus., Vo iz Ill. From the 
HATCH, F. H.—An Introduction to the Study of Pr. The Igneous Rocks. 
From acts & Co. 
IVES, J. E.—Crustacea from the Northern Coast of Yucatan, the Harbor of Vera Cruz 
the West Conant of Florida, and the Bermuda Islands. Proc. Phila. Acad. Nat. Science. 
March, 1891. From the author. 
Lapp, C. E.—The Clay, Stone, Lime, and Sand Dinti of St. Louis City and 
County. Bull. No. 3, Geol. Surv. Mo. From the author. 
LANE, A. C.—On the Recognition of the Angles of Crystals in Thin Sections. Bull, 
Geol. Soc. Am., Vol. II., pp. 365-382. From the societ 
LAWsoN, A. C.—Note on the Pre-Paleozoic Sultaee of the Archean Terranes of 
Canada.—The Internal vere sg and Taxonomy of the Archean of Central Canada. 
Exts. Bull. Geol. Soc. Am., Vol. I., pp. 163-174, 175-194. From the society. 
LECONTE, J.—Tertiary and a ertiary Chan of the Atlantic ae Pacific Coasts, 
Se aga R.—On the Generic Identity of Sceparnodon and Phascolonus, 
c. Roy. Soc., Vol. XLIX.—On Certain Ornithosaurian and Dinosaurian Remains. 
Ext Ouars: aps Geol. Soc., February, 1891. 
ER —A Description of Some Lower Carboniferous Crinoids from Missouri. 
Bull. No. k ae Survey of Missouri. From the author. 
OSBORN, H. F.—A Review of the Cretaceous Mammalia. Reprint Proc, Acad. Nat. 
Sci., Phila., a uary, 1891. From the a 
OSBORN, H.—The Pediculi and Mallochage Affecting Man and bz Lower Animals. 
Bull. No. 7, U. S. Dept. Agri., Div. Entomol. From the departm 
PACKARD, A. S.—Fifth Report of the U. S. Kasana. aime Forest 
ul 
ceedings Annual Meetings held at t New York, December, 1889. Bull. Geol. Soc. 
TA; vol ie ch 517-593. From the society. 
PUM —The Relation of Sie Rock Disintegration to Certain Transitional 
Cystine i$ ta Bull. Geol. Soc. Am., Vol. II., pp. 209-224. From the societ 
Rep e American Sube omite, International Congress of Geologists, 1888. 
Records Australian Museum, Vol. I., N 
Report of the Board of Managers of th é Obserratoly of Yale University, 1889-'go. 
Report Missouri State Geologist to the Thirty-sixth General Assembl 
Reports of Sub-Committees on Classification and Nomenclature, inberoatianal Geol. 
ngress. 
; 
Report upon the AEA Extension Movementin England. From the society. 
RINGUEBERG, E, N. S.—The Crinoidea of the Lower Niagara Limestone at Lockport, 
N. Y., with New Species. Annals N. Y. Acad. Sci., Vol. V., July, 1890. From the author. 
RUSSELL, I . C.—Notes on the Surface Geology of Alaska. Bull. Geol. Soc. Am., Vol. 
-I., pp. 99-162. From the survey. 




