Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
five rids in diameter. Has a very wide closure and
and cular on the inside.
transits for it.
Kergh Quarry Section, Cliff about 80-90ft high.
1. Heavy bedded brownish 'sandstone (2 to 3 feet) with sharp shale partings
Pecten osfranian. About 10' or so on quarry face.
Unconformity = Disconformity
2. Thick bedded dark li (2 to 4 feet thick) with black shale
partings (8 to 12 inches). About 12 to 16 feet.
Keggin cap Kettling also seen here.
2a Black holes with a limestone gne just above carth (1 to 2
feet thick) About 9 to 10 feet.
The lower surface is very irregular, hummocky (the
depression up to 3 feet deep). Plasteroids recur here and
are the black shale forms scattered before. The holes fit
into the irregularities of the bed below.
Unconformity. Erosional unconformity
3. Heavy bedded limestone at bottom (measured 12 feet thick) and
thereinafter above (2 to 4 feet thick) with a little of shale
partings. About 20 feet.
Has Kettling at top. Also an
abundance of Cretella byssus.
4. Half firmly limestone irregular bed in thickness.
From 1 to 4 feet thick.
5. Heavy bedded li. with the Pitting fossils. 6 to 8 feet.
6. Thin bedded shale li. '18" Dark blue
Marl solid dark li. 3 feet.
7. Heavy bedded light blue a grey hard li. 5 feet