First Children's Encyclopedia by Dorling Kindersley - page 207

Anything it could catch, including pterosaurs who flew too close to the water’s surface.
Some people
think the “monster” in
Lock Ness, a Scottish Lake,
is a plesiosaur that was trapped
there when the sea receded
millions of years ago!
W
e
i
r
d
o
r
w
h
a
t
?
Monsters of the deep
205
Liopleurodon
may have
reached 25 m (80 ft).
The dagger-like teeth
were twice as long as
those of
T. rex
.
What’s that?
Elasmosaurus
was also
a plesiosaur, but it was
long-necked. Its four
paddle-shaped limbs
propelled it easily
through the water.
It grew up to 14 m
(46 ft) in length.
Liopleurodon
Jellyfish
have been
around for about 400
million years.
Corals
are fragile animals,
but they have managed to
survive since the dinosaurs.
The
great white shark
’s
ancestors date back to the
Cretaceous period.
Squid
were on the menu
for ichthyosaurs, shown
by fossil evidence.
Snails
are also present in
fossil form, showing they
too are great survivors.
I recognize that!
Many Mesozoic occupants of
the Earth’s seas would have
been familiar to us.
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