Lamna Obliquata

                    (Prehistoric Mackerel Shark)

                         (70 Million Years Old)

This prehistoric shark went extinct along with the great dinosaurs
65 million years ago when a giant asteroid slammed into the planet
earth, causing the K-T extinction. Fossil records show that the
Lamna Obliquata had small sharp cuspids on the sides of its long
razor edged incisor teeth.                                                
             
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                          Otodus Obliquus                       (Prehistoric
Mackerel Shark)

                         (64 Million Years Old)

These prehistoric sharks developed the acute senses of smell for
blood and vibrations in the water used by today's Great White
Sharks. These predators went extinct during the late Ice age.         
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         Isurus Planus           (Prehistoric Mako Shark)

        (34 Million Years Old)
  
As their prey evolved larger and faster, their teeth went through
the appropriate evolutionary changes to meet the challenge.
Developing curved teeth that slanted inwards into its jaws made it
impossible for their prey to escape death. Once caught in these
sharp, cutting teeth, a struggle ensued.
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                              Galeocerdo Cuvier                             
(Prehistoric Tiger Shark)
                  
                         (55 Million Years Old)

The extinct Tiger Shark teeth evolved to do one thing well, saw
through turtle shells with efficiency. Their teeth were round with
serations coming to a point, much like the points on a circular saw
blade.
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               Isurus Desorii

         (Prehistoric Mako Shark)

             (60 Million Years Old)

These prehistoric sharks made an astounding eight
evolutionary changes pointing to the modern Mako Shark. These
are classified as extremely rare fossils since there are so few being

excavated.
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                            Hemispristis Serra

                    (Red Sea-aka-Snaggletooth Shark)

                             (50 Million Years Old)

Amazing!!! These fossilized teeth come from an amazing
prehistoric shark. Their teeth would stab, tear, cut, saw, and slice
through tendons, flesh and bone, and even paralyze their prey
while devouring them.
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                                Carcharius Taurus

                   (Prehistoric Sand Tiger Shark)
       
                         (55 Million Years Old)

This prehistoric shark appeared 140 million years ago and
caused more controversy in the scientific community than any
other shark. Their teeth are like no other, pointing inwards
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             Spinosaurus Dinosaur Tooth

               (Prehistoric Spiny Dinosaur)

                       (95 Million Years Old)

Larger than the Tyrannosaurus Rex (T Rex), these teeth are all
found in Africa. These blood thirsty carnivores were ferocious with
6 foot spines growing on their backs. It's thought by scientist
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               Prehistoric Bison Tooth

                     
(Buffalo Tooth)

                       (100,000 Years Old)


Prehistoric bison weighed approximately 5,000lbs (2.5 tons) and
had a horn span of about 6 ft. An adult male bison of today
weighs only about 2,000 lbs (1 ton), with a horn span of only
about 3 ft. The first contact early man had with prehistoric Bison
was about 25,000 years ago.                                                 
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                          3 piece Fossil Box

       
This is a set of three fossilized shark teeth with a beautiful
hand crafted display case lined with red velvet. Our Fossil Box is
fabricated right here at Undug Co. It is lined with a soft crimson
colored velvet and is stamped with all the authentic "fossil stamps"
for shipping.
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                                       Megalodon                                             
                      
(Prehistoric Giant White Shark)

                      
      (30 Million Years Old)

Imagine a shark so enormous that a six foot human could stand in
its jaws, with room to spare. Just one tooth from its massive jaws
weighed over a pound and measured seven inches from base to
tip. Three teeth easily measured the width of an adult human!!!
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                            Isurus Hastalis

                            (Prehistoric Mako)

                          (40 Million Years Old)

Their teeth evolved from the Isurus Desorii some 100 million years
later. Isurus Hastalis teeth are evenly symmetric and used to
sever skin, muscle, and cartilage, immobilizing their prey to come
back and devour them.  
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