70 DR T. J. JEHU ON 
The materials were well stratified, and occur in the following order from above 
downwards :— 
A. Soil and rubbly-drift . ‘ ; . : : : ; . 1-8 feet. 
B. Very fine light-brown sand, with the bet s@oerte contorted, passing down 
into thin beds of darker sand, followed by coarse sand with some pebbles. 
Near the bottom is a thin band of sandy clay, 3 inches. ; c : 44 feet, 
C. Pebbly sand, variable in thickness : : : : : ; : 1 to 14 feet. 
D. Coarse grey sand or fine gravel, showing bedding. Some layers are more 
distinctly pebbly, and here and there fine sand occurs. The fine gravel is 
full of fragments of marine shells. ‘ ‘ ; ; : : : 6 feet. 
Bottom not reached. 
; 71, 4S e Mag SWS % 
aia “4s ° . iy ae was lus S aie aN (oe Wiss ot ih Qe (il 
SAAN 4 
\ : wh Lh Mee a ‘eS w Wi Mu, WO. Ws th a \\\ A 
1} 
pe. as Mp irs SUG gy 
Ay (/ Awe 5 
->>- >> Soil and rubbly- 
drift. 
--—--- - Finesand,show- 
ing some fold- 
ing. 
v ~-=~--- Sand with peb- 
bles. 
a a 8" SD, Beet tar en ee Sao ia chron si “ee moc ose ~ ae Fine sand. 
Zi "Ses ae = = + e = = = - Pebbly sand. 
ee eee we wee ee ee Se oe @ Coarse grey sand 
D and fine gravel 
with shell frag- 
ments. 
Greatest length 12 feet. : Z . : 
Depth about 12 feet. Fic. 1.—Diagrammatic Section of the Manorowen Sand-pit. 
Many of the shells have been identified, and are discussed below. Chalk-flints are 
common. On the opposite side of the road, below the churchyard, and at a lower 
level, there is a small exposure—8 to 4 feet deep—which consists entirely of a coarse 
gravel ; but above, towards Manorowen Hill, the gravels and sand are replaced at the 
surface by clay. 
About a quarter of a mile further south, sand is seen again at Cnuc Sandy. There 
is a big pit just in front of the cottage, 8 feet deep. What is seen here is for most part 
very fine yellow sand. Gritty and gravelly streaks and layers occur here and there, 
dying out as traced horizontally. No traces of shells were found here. The pit was at 
