vm 
ABBaEVIATIONS. 
Mant. Geol. Sus. 
— Geol. S. E. Eng. 
Mart. Pet. . . . 
M. C 
Mem. G. S. Fr. . 
Mill 
D’Orb. P. F. . . 
Park. O. R. . . 
Phil. G. Y. . . 
Phil. P. F. . . . 
Portl. Geol. Rep. 
Rhode .... 
Roem 
Schlot. Pet. . . 
Nach. . . 
Scheuch. . . . 
Sil. Syst. . . . 
Sternb. . . . . 
Tr. Roy. Soc. Ed. 
Wer. Mem. . . 
Woodw. G. N. . 
Y. and B. . . . 
Geology of Sussex, G. Man tell. 4to. 1822. 
The Geology of the S.E. of England. 8vo. Lond. 1833. 
Petrif. Derbiensis. 4to. 1809. 
Mineral Conchology of Great Britain. 
Memoires de la Societe Geologique de France. 
Natural History of the Crinoidea. 4to. Bristol, 1821. 
Palseontologie Frangaise, par A. d'Orbigny. 
Organic Remains of a former World. 3 vols. 4to. 1811. 
Illustrations of the Geology of Yorkshire. John Phillips. 2 
vols. Lond. 1835. 
The Palseozoic Fossils of Devon, &c. 8vo. Lond. 1841. 
Portlock, Geological Report on Londonderry. 1843. 
Beitrage zur Pflanzenkunde der Vorwelt, nach Abdriicken 
im Kohlenschiefer und Sandstein aus schlesischen Stein- 
kohlenwerken. J. G. Rhode. Breslau, 1820-1824. 
Die Versteinerungen des Norddeutschen Oolithen-Gebirges, 
von F. A. Roemer. 4to. Hanover, 1836. 
Petrefactenkunde. Gotha, 1820. 
Nachtrage z. Petrefacten. Gotha, 1822, 1823. 
Herbarium Diluvianum. J. Scheuchzer. l/OQ, 1723. 
The Silurian System, 1839. R. L Murchison, F.R.S. 
Sternberg, Flora der Vorwelt, pt. 1-6. 1820-1833. pt. 7 
and 8, edited by Presl. 
Transactions of the Royal Society of Edinburgh. 4to. 
Memoirs of the Wernerian Nat. Hist. Soc. 8vo. 
Geology of Norfolk, by S. Woodward. 8vo. 1833. 
Geological Survey of the Yorkshire Coast, by the Rev. G. 
Young and J. Bird. 1822. 
ABBREVIATIONS USED IN THE CATALOGUE FOR THE DIFFERENT 
STRATA, ARRANGED GEOLOGICALLY. 
CAINOZOIC SERIES. 
Pl.M. Pleistocene Marine, including the raised beaches and the elevated depo- 
sits containing marine shells, most of which are of existing species. 
Pl.F. Pleistocene Freshwater, including the fluviatile or lacustrine deposits, 
containing mammalian remains, &c. 
M.Cr. Mammaliferous .or Norwich Crag. 
R.Cr. Red Crag. 
C.Cr. Coralline Crag. 
