of Edinburgh^ Session 1866-67. 41 
On the Affinities of Platysonus and allied Genera. By John Young, 
M.D. 1866. 8vo . — From the Author. 
Science and Christian Thought. By John Buns, B.D. London, 
1866. 8vo ..— From the Author. 
Quarterly Return of Births, Deaths, and Marriages registered in the 
Divisions, Counties, and Districts of Scotland, Nos. 45-47. 
Edinburgh, 1866. 8vo . — From the Registrar-General. 
Monthly Returns of Births, Deaths, and Marriages registered in the 
Eight Principal Towns of Scotland. March to November, 1866. 
Edinburgh, 1866. 8vo . — From the Registrar-General. 
Annual of the National Academy of Sciences for 1865. Cambridge, 
U.S. 8 vo . — From the Academy. 
The St Andrews University Calendar for 1866-67. Edinburgh, 
1866. 8vo . — From the University. 
Modern Theory of Chemical Types, &c. By Charles M. Wetherill, 
Ph.D., M.D. 8vo .—From the Author. 
A Word on the Origin of Life. No. 4. By James D. Dana. 8vo. 
— From the Author. 
Supplementary Report on the Mortality Experience of the Scottish 
Equitable Assurance Society. By William Robertson, M.D. 
Edinburgh. 8vo .— - -From the Author. 
Geology and Modern Thought, an Address to the Edinburgh Geolo- 
gical Society. By David Page, F.R.S.E. 8vo .-—From the So- 
ciety. 
Epidemic Epizootic Fever Cattle Plague. By Draper Mackinder, 
M.D. London, 1866. 8vo . — From the Author. 
On Finding the most Economical Rates of Expansion in Steam En- 
gines. By W. J. Macquorn Rankine, LL.D. 4to .— From the 
Author. 
The Distribution and Migrations of North American Birds. By 
Spencer F. Baird. 8vo . — From the Author. 
Areas of the Drainage of Scottish Rivers and their Principal Tribu- 
taries. MS. Plans .™ From James Leslie , G.E. 
Catalogue of the Specimens of Meteoric Stones and Irons in the 
Museum of the Geological Survey, Calcutta. By T. Oldham 
8 vo . — From the Author. 
On a Balanced Rudder for Screw Steamers. By W. J. Macquorn 
Rankine, LL.D. 4to . — From the Author. 
VOL. VI. 
F 
