. J. G. 5. No. 160, 
Q. J.G o. 160.) [Lo face page 760. 
Fig. 2.— Comparative Series of Vertical Sections exhibited in the deep Wells which have reached the Paleozoic Avis beneath the London Basin 
KENTISH TOWN. 
MEUX'S BREWERY. TURNFORD. WARE 
RICHMOND. CROSSNESS. r 
Mii 
Alluvium &6. ..ccccsccenee ey — 
= “Th yen i} 
A i = { Ordnance 
ff Datum. 
London Clay ......--..-.--. 
Lower London Tertiaries 
H+ 4% 
a ee ea a) 
9 worth 
wd 
Wy Tis 
GNA loeecusssentacesecacitesrant 
Wenlock Shale 
with fossils, 
Dip 40°. 
Upper Greensand ............ 
Upper Devonian 
with fossils. 
Dip 26°. 
(CP Gee es reco orOne Anand 4 : 
\ Canteen ee Variegated Sandstones Upper Devonian 
Neocomian i=] 7 and “ Marls,”” with fossils. ; 
tar Sg As ee Dip unknown. Dip 35°, Variegated Rocks, 
Lower Oolite .............../ a Dip unknown, 
1409, Oct. 15th, 1884. 
riegated Sandstones and 
“ Marls,” fulse-bedded in part. 
Dip uncertain (30° ?). 
The figures printed yertically show the thicknesses of the seyeral formations passed through: those in a horizontal position indicate the depths at which the Paleozoic axis was reached. 
