Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
Unit #7 4°6m Paleocurrent over jm
aligned plant frags - SE/NW 4
Plant locality on b.p #903, 35cm up
from base.
Equisium ?? Pictas commata
Gingego (Hair Plants)
Cowen (alternate needle)
Assorted items Amber
Fossil on a b.p. of carbonaceous both
up large branch fragments
PIMAG ECS-12 60cm up fur
base of ss.
of a ss, medium tan thin beds -
(8-20cm) ripple cross laminated
fusing up to dense currentwave
siltstone. Thin grey mudstone (was 10cm)
partings define 10 cycles in 0-50cm
large symmetrical mega-ripples
amplitude = 60-90cm, west
to east (3 sets of these which
occur at the tops of the cycle -
represent reworking by a large
storm event - OR, submarine
counter currents.
Note - large mega-ripple crest