THE NATURALISTS’ BUREAU. 33 
GEOLOGY AID PALEONTOLOGY. 
1. AGASSIZ.—Geological Sketches. First Series. By 
I^ouis Agassiz. With many illustrations, and a fine por¬ 
trait of the author, 16mo.1 50 
Contents: America the Old World; The Silurian Beach; 
The Fern Forests of the Carboniferous Period; Mountains 
and their Origin; The Growth of Continents; The Geolog¬ 
ical Middle Age; The Tertiary Age, and its Characteristic 
Animals; The Formation of Glaciers; Internal Structure 
and Progression of Glaciers; External Appearance of Gla¬ 
ciers. 
2. AGASSIZ.—Geological Sketches. Second Series, 16mo, 1 50 
Contents : Glacial Period; The Parallel Roads of Glen 
Roy, in Scotland; Ice-Period in America; Glacial Phenom¬ 
ena in Maine; Physical History of the Valley of the Ama¬ 
zon. 
3. AGASSIZ.—A Journey in Brazil. By Prof, and Mrs. 
Louis Agassiz. With 8 full-page illustrations, and many 
smaller ones, from photographs and sketches, 8vo . . 5 00 
Half calf.8 00 
4. Geological Survey of Illinois A. H. Worthen, Di¬ 
rector. Five large vols., imperial, 8vo, many plates, maps 
and cuts, bound in full cloth. Printed by Authority of the 
State, 1866-1873. This is a most important and valuable 
work on the Geology and Palaeontology of our Country. 
Price per vol..5 00 
5. BLANFORD’S Geology and Zoology of Abyssinia. 
8vo.'.6 50 
6. DAWSON’S (J. W.) Acadian Geology. 3rd edition. 
With Supplement, royal 8vo..4 75 
7. GUKIE.—Outlines of Field Geology. Illustrated, 16mo 1 00 
8. M’COY’S Contribution to Palaeontology. 8vo . 3 00 
SMITHION1AN PUBLICATION!. 
_ A 
1. BAIRD, S. F. and Girard C.—Catalogue of Serpents. $1 00 
2. STIMPSON, Wm.—Marine Invertebrata of Gr.Ma- 
nan.1 50 
3. MELSHEIMER, F. E.—Catalogue of Coleoptera . 2 00 
4. JONES, JOSEPH.—Investigation of A. Vertebrata. 1 50 
5. BREWER, Th. M.—North American Oology. Part I. 5 00 
6. HARVEY, Wm*. H.—Marine Algae of North Amer¬ 
ica. Three parts complete . .*. 20 00 
7. BOWEN, T. J.—Yoruba Grammar and Dictionary. 4 00 
3 
NAT. QUART. 
