W. D. Lang—The Selbornian of Charmouth. 
Fig. 2.— Diagram of the Zone of Hoplites interruptus and the base of the Zone of 
Zone of 
Schloenbachia rostrata. 
Schloenbachia rostrata on Black Ven and on Stonebarrow, to show correlation. 
Height in feet above 
sea-level. 
tos) 
oO 
i 
Zone of Hoplites interruptus. 
329 
BLACK VEN. 
‘Foxmould’ sand. 
Lowest layer of * Cowstones.’ ee % 
10. Grey, loamy, mi- 
caceous sand, with 
very little glauconite, 
and with small patches 
of bright-red iron 
oxide; becoming more 
argillaceous lower down 
and contaiming a few. 
worm-tubes. 10 feet. | 
9. Blue, loamy, glau- 
coniticclay, with alittle) 
mica. No tossils. 2 ft.| 
4-8. Three hard loamy bands | 
with partings of loam. A few 
fossils. 3 feet. = 
3. Bluish-black loamy 
clay, containing a 
little mica, with 
fossils ; becoming 
moreargillaceousand 
much more fossili- 
ferous lower down. 
10 teet. 
2. Dark-ereen glauco- 
nitic loam, becoming 
sandier lower down. | 
No fossils. 10 feet. 
x. Black glauconitic loam, 
sandier at the top, and 
more argillaceous lower, 
with an impersistent 
pebble-bed at the base. 
4 feet. 
Lias clay. 
STONEBARROW. 
° The landward Cliff 
above this point con- 
sists of about 
of sand, apparently 
without Cowstones. 
100 ft. 
Height in feet above 
sea-level. 
~ s 
- , | loamysand, with very 
: .'| little glauconite. 
. e | 5 
re aden 12 feet shown in 
Ere Eastern section. 
| Buff andreddish rather 
little glauconite. 
Buft and reddish sand veined 
with blue clay, with more 
clay lower down and very 
3 ft. 2in. 
Loam, indurated in 
places, with Sexprla 
CORCRUA, 
in lower part. 
4 inches. 
-| Bluish - black loamy 
clay, becoming more ar- 
eillaceous lower down; 
| S. concava in upper 
\partand Gault molluscs 
7 tt. 
_| sand. 
Cretaceous on 
Stonebarrow. 
Loamy, glauconitic 
43 feet shown. 
Estimated base of 
362 
320 
Top of 
Eastern 
section. 
Top of 
Western 
section. 
Base of 
Eastern 
section. 
Base of 
Western 
section. 
