X 
CONTENTS. 
Description of Pygopterus Oreenochii (Agassiz); with Notes on the 
Structural Relations of the genera Pygopterus, Amhlypterus, and 
Eurynotus, By Ramsa}^ H. Traquair, M.D., Demonstrator of 
Anatomy in the University of Edinburgh. Communicated by 
W. Turner, M.B., ...... 
Observations on the Marine Zoology of North Uist, Outer Hebrides, 
— (Coelenterata, Mollusca, Echinodermata, Gephyrea, and Pisces). 
By W. C. MTntosh, M.D., F.L.S. Communicated by Professor 
Allman, . . . . . . ' 
On the Natural History of Lewis. By Professor Duns, D.D., 
F.R.S.E., ....... 
On M. Mege Mouries’ Process of Preparing Wheat Flour. By 
Professor Wilson, ....*. 
Observations on Meat (Butchers’ -meat), in relation to the Changes 
to which it is liable under different Circumstances. By John 
Davy, M.D., F.R.SS. Lond. and Edin., &c., 
The Buried Forests and Peat-Mosses of Scotland. By James 
Geikie, Esq. Communicated by Archibald Geikie, Esq., 
Account of Recent Measures at the Great Pyramid, and the Deduc- 
tions flowing therefrom. By Professor Piazzi Smyth, . 
Some Observations on Incubation. By John Davy, M.D , F.R.SS. 
Lond. and Edin., ...... 
On the Absorption of Substances from Solutions by Carbonaceous 
Matters, and the growth thereby of Coal-Seams. By William 
Skey, Esq., Analyst to the Geological Survey of New Zealand. 
Communicated by James Hector, M.D., F.R S.E., Director of 
the Geological Survey of New Zealand, 
Description of Calamosichthys, a new Genus of Ganoid Fish, from 
Old Calabar, Western Africa, forming an addition to the Family 
Polypterini. By John Alexander Smith, M.D., F.R C.P.E., 
and R. H. Traquair, M.D., Demonstrator of Anatomy in the 
University of Edinburgh, . . . . . 
597 
600 
615 
626 
628 
635 
640 
642 . 
643 
654 
