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Futuyma, 2009, p. 116
Pangaea
Futuyma, 2009, p. 117
Photo courtesy of D. Haywick, USA Dept. Earth Sciences
K-T Boundary at Moscow Landing near Demopolis, AL
Sand in the
sandstone
deposits (hand)
just above the K-T
Boundary (arrow)
originated north of
Moscow Landing.
They were most
likely deposited
by receding
tsunami waves
generated by the
impact .
Futuyma, 2009, p. 117
Futuyma, 2009, p. 127
Futuyma, 2009, p. 127
Mobile Bay is a river valley that was flooded after the last Ice
Age when significant amounts of water from melted glacier
ice caused the sea level to rise to present levels.
Illustration courtesy of Dr. M.A. Conners, Dept of Earth Science, USA