13 — 
(Journ. of the roy. agric. soc. 
(Ire sér.), t. XII.) 
Hicks. Researches in North 
Wales bone caves. (Q. J. G. S. 
183G, t. XLIV.) 
Hicks and Hudleston. Phos¬ 
phate in the cambrian rocks. 
(Q. J. G. S., 1875.) 
Hudleston Analyse of phos¬ 
phate from the Folkestone 
gault. (Q. J. G. S., t. XXX, 
1874. ) 
Hughes, J. Analyse of Cam¬ 
bridge coprolites. (Chemical 
news, t. XXXI.) 
Jemyns. Phosphatic nodules 
of Easterncounties. (Proceed. 
Bath nat. hist. club, t. I, 
1867-69.) 
Jemyns. On phosphatic no¬ 
dules. (G. M., t. III.) 
Johnson. Structure ofphosph. 
nodules from the Bala limes- 
tone. (G. M. (2e sér.), t. II, 
1875. ) 
Judd. On the Speeton Clay. 
(Q. J. G. S., t. XIY, 1868.) 
Judd. Neocomian strata of 
Yorkshire and Lincolnshire. 
(Q. J. G. S., t. XXVI, 1870.) 
Keeping. Gault with phospha¬ 
tic nodules at Upware. (G. 
M., 1868.) 
Keeping. Neocomian nodules 
of phosphate in Bedfordshire. 
G. M., (2e sér.), t. II.) 
Lankester. On the Antwerp 
and Suffolk crag. (G. M., 1865.) 
Marr. Phosphatized carbo¬ 
nate of lime at Cave Ha : 
Yorkshire. (G. M. (2° sér.), 
t. III.) 
Kesbit. Phosphoric acid in 
chalk formation. (Q. J. G. S., 
t. IV, 1848.) 
Paine and VVay. Phosphoric 
strata in the chalk. (Journ. of 
the roy. agric. soc. (Ire sér.), 
t. IX.) 
Phipson. Analyse of a new 
phosphate of North Wales. 
(G. M., 1865, t. IL) 
Prestwieh. Analyse of chalk 
from Kent. (Q. J. G. S., 1871. 
t. XXVII.) 
Prestwieh. The crag of Suf¬ 
folk and Norfolk. (Q. J. G. S., 
t. XXVI, 1870, et XXVII, 
1871.) 
Price. The gault of Folkes¬ 
tone. (Q. J.G.S., t. XXX, 1874.) 
R-E-O. Phosphate bed of Fol¬ 
kestone. (G. M., 1865, t. II.) 
Seeley.Cambridgeshire green- 
sand. (G. M., t. III, 1866.) 
Sewell. The coprolites. (Proc. 
Brighton nat.hist. soc., t. XX, 
1873.) 
Sellas. On the upper green- 
sand and coprolites. (Q. J. G. 
S., 1873, t. XXIX.) 
Solias. Observation on the 
Cambridge upper greensand. 
(Q. J. G. S., t. XXVIII. 1872.) 
Sellas. Idem. (G. M., t. X. 
1873 et (2e sér.), t. III, 1876.) 
Straham. On a phosphatic 
chalk at Taplow. (Q. J. G. S., 
1891, p. 356, 1 pl. 
Straham. Idem. (Proc, ofthe 
geologist assoc , 1891, p. 75.) 
Tealî. The Potton and Wicken 
phosphatic deposit. (Cam¬ 
bridge, 1873, br.) 
Voelcker. Chemic. comp. of 
phosphate and its use in agri¬ 
culture. (Journ. of the roy. 
agric. soc. (2® sér.) t. XI.) 
Voelcker. North Wales phos¬ 
phate. (Bep. Brit. ass., .1865. 
Birmingham meeting.) 
Walcker. Lower greensand 
phosphatic nodules of Bed¬ 
fordshire. (G. M., t. IV.) 
ANNALES SOC. GÉOL. DE BELG., T. XX. 
BIBLIOGRAPHIE, 2 
