Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
5/20/95 locality of Hay, Pope & Frey (1981)
Bonwell Hill, Indiana.
1/2 road atop mile NE Brookville & 1/
mile east of road into dam spillway.
1 photo B+W Liberty Stop of Waynesville
cut on west side of road at top of
exposure. Indiana 101 road cut.
large bivalve ca 3" across, strong
radial ribbing
Platystropha
Strange "calcified algal outline"
= hash of brachiopods - forms distinctive
layer perpendicular to bedding plane
(up on end?) + weathering pattern
2 photos B+W 1/2 the way down cut.
Hay, Pope & Frey unit 3A is graded beds with iron oxide
stains, phosphite (?) and new brown yellow weathering
to fresh sporgyl calc. cements,
5/20/95/G. From "Excello" of Brookville
Fm. - from bottom; float
5/20/95/H. Float from prob 3A of Hay
Pope & Key.
5/20/95/JT. Float/Bed fry weathering
5/20/95/K. Float from lower part limy ally shale
of unit 3A to top of 1a