CONTENTS 
I 
PAGE 
ON THE STRUCTURE AND MOTION OF GLACIERS ,.. Caer er ae 
ee, is I 
Philosophical Transactions of the Royal Soctety, vol. cxlvid., 1857, pp. 327-346. 
II 
ON THE AGAMIC REPRODUCTION AND MORPHOLOGY OF APHIS, .... 26 
Transactions of the Linnean Soctety of London, vol. xxtt., 1858, pp. 193-220, 221- 6 
Ill 
ON SOME POINTS IN THE ANATOMY OF NAUTILUS POMPILIUS (1858) . . . 81 
Journal of the Linnean Soctety, vol. tit., 1859 (Zool.), pp. 36-44 
IV 
ON 
THE PERSISTENT TYPES OF ANIMAL LIFE. 
. go 
Proceedings of the Royal Institution of Great Britain, vol. 22., 1858+ -62, Pp. 151-153. 
Vv 
ON THE STAGONOLEPIS ROBERTSONI (AGASSIZ) OF THE ELGIN SANDSTONES ; 
AND ON THE RECENTLY DISCOVERED FOOTMARKS IN THE SANDSTONES 
OF CUMMINGSTONE . hia . 94 
Quarterly Journal of the Geological oo of. London, vol. xv., 1859, 
Dp. 440-460. 
VI 
ON SOME AMPHIBIAN AND REPTILIAN REMAINS FROM SOUTH AFRICA AND 
AUSTRALIA . . 120 
Quarterly Journal of the Geological Society ‘ Sei vol, xU., iWeb 
fp. 642-649. 
VII 
ON 
A NEW SPECIES OF DICYNODON (D. MURRAY1) FROM NEAR COLESBERG, 
SOUTH AFRICA ; AND ON THE STRUCTURE OF THE SKULL IN THE 
DICYNODONTS . 130 
Quarterly Journal ee the Geological F cieey 2 London, vol. xv., 1859, 
Pp. 649-658. 
