192 DAVIS : SECTIONS IN THE LIASSIC AND OOLITIC ROCKS OF YORKSHIRE. 
nodules. At Blea Wyke it may be seen on the beach rising from 
the sea level, and the following series of beds may be traced : — 
Section in Dogger Beds at Blea Wyke. 
Ft. Ins. 
1. Dogger sandstone, hard, red, and ferruginous, with 
small projecting masses of oxide of iron ; pebbles 
scattered throughout ... ... ... 100 
2. Ferruginous band, composed entirely of shells, the lime 
nearly all replaced by iron ; the Nerinwa Band ... 16 
3. Greenish dogger sandstone with pebbles, scattered and 
in bands ... ... ... ... ... 25 0 
4. Ferruginous shaly micaceous bed ; very few fossils ... 12 
5. Brown sandstone, crowded with Terebratula trilineata 2 0 
6. Soft brown sandstone, becoming yellow in lower parts ; 
fossils in nests, calcareous casts of large alveoli of 
Belemnites ; pebbles scattered throughout ... 25 0 
7. Soft grey sandstone, forming a back to the scar ; 
fossils in nests. Vermetus Bed ... . . 10 0 
8. Soft sandstone and hard grey sandy shale ; fossils in 
nests, fossil wood, Belemnites, &c. ... ... 25 0 
9. Soft grey sandy shales .. . ... ... ... 7 0 
10. Soft dark grey shales with doggers ; the uppermost 
dogger band being almost composed of Lingula 
Beanii ; the thickness doubtful. 
The Dogger Sandstones (1) is the same as seen in other parts 
of the district, but the beds (2-9) are not, for the most part, known to 
occur elsewhere. The Nerinsea band (2) is readily distinguished by 
its dark red colour, immediately above the doggers, and may be seen 
rising from the sea level to a height of 15 or 20 feet in the north 
end of the cliff, it is replete with fossils of undoubtedly Oolitic fades. 
The following list is recorded in the Memoirs of the Geological 
Survey (Sh. 95, N.W., p. 27;. .— 
Rhynchonella obsoleta, Sow. Opis Phillipsii, D'Orb. 
Terebratula perovalis, Sow. Astarte elegans, Sow. 
Hinnites relatus, Goldf. Ceromya Bajociana, D'Orb. 
Gervillia tortuosa, Sow. Gresslya adducta, Phill. 
Pteroperna striata, Bean. Natica adducta, Phill. 
