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Topic: Megalodon


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In the News (Wed 25 Nov 09)

  
  Origin of Megalodon   (Site not responding. Last check: 2007-11-01)
Skulking silently along the bottom, the megalodon caught a glimpse of a whale rising gently to the surface to ventilate its lungs.
The other school interprets the similarities between the teeth of Megalodon and those of the White Shark as due to convergence, and therefore regards Megalodon as representing a separate lineage from that which produced the modern lamnids, including the White Shark.
While the origin and interrelationships of Megalodon remain important paleoichthyological issues, uncertainty about which genus to use does not dissuade us from wondering what this giant shark was like in life.
www.elasmo-research.org /education/evolution/origin_megalodon.htm   (782 words)

  
 Megalodon Article
Carcharocles megalodon was by far the largest predator (land or sea) to have ever lived.
The megalodon thrived in the temperate waters during the Miocene and Pliocene epochs.
The exact time the megalodon became extinct is uncertain, however the megalodon probably lasted until the middle of the Pliocene epoch (approximately 2.5 - 3 million years ago).
www.megalodonteeth.com /html/article.html   (998 words)

  
 Carcharocles Megalodon Stamps   (Site not responding. Last check: 2007-11-01)
Carcharocles megalodon, sometimes called Carcharodon megalodon, was a giant shark similar to, but much larger than, the modern great white shark Carcharodon carcharias.
Some believe megalodon is not yet extinct and point to finds of teeth with ages around 11,000 to 24,000 years as well as sightings of large sharks by fishermen.
This Souvenir sheet shows megalodon along with its skull, one of its teeth, and a size comparison to a human being and the great white shark.
www.pibburns.com /cryptost/megalodo.htm   (349 words)

  
 great white article
Fossilized megalodon teeth are found in marine fossil deposits all over the world, but no where are they as commonly collected as in the Eastern United States.
The largest teeth of the megalodon come from the front of the jaw while the teeth toward the rear of the jaw are the smallest.
Carcharocles megalodon was the largest shark to ever swim the world’s oceans and it unquestionably ranks as the most impressive as well.
www.megalodonteeth.com /articles/article1.html   (1770 words)

  
 Meg MawL Definitions Megalodon Shark Teeth
Megalodon teeth, in being shed or bring torn out during feeding, may have been hit by other teeth in the shark's mouth.
In megalodon teeth, the thinly enameled "V" shaped area between the bottom edge of the root and the blade on the "display" side.
In megalodon teeth, the enamel (generally on the display side) is coarsely fractured during the hydration phase of the fossilization process.
megalodon.info /define.html   (4388 words)

  
 Megalodon Shark Evolution - fossilguy.com
'Megalodon', the supposed ancestor of the Great White Shark, appears as a distinct species at the beginning of the Miocene (about 20 mya) and is thought to have become extinct in the Pleistocene (120,000-10,000 ya).
Characteristical for this evolutionary sequence or lineage is the initial primary increase in tooth size, the acquisition of a serrated cutting edge of the crown and finally the loss of the secondary cusps (or cusplets) due to the secondary increase in tooth thickness (Fig.4).
Fig.5: Evolutionary lineages of Carcharodon carcharias and Carcharocles megalodon.
www.fossilguy.com /topics/megshark/megshark.htm   (2505 words)

  
 MountainMegalodons-About C. Megalodon
The petrified remains of whale bones bearing the marks of sharks’; teeth are a common fossil where megalodon teeth are found.
The final appearance of the tooth is the product of two natural processes; the development of the shark in whose mouth it grew, and the millions of years it took for that tooth to become a “fossil”;.
While the tooth was in the megalodon’s mouth it may have become damaged when breaking the bones of giant whales and other prey items.
www.mountainmegalodons.com /aboutC_megalodon.html   (620 words)

  
 A Carcharocles megalodon and carcharodon megalodon catalog of fossil shark teeth;
The Carcharocles megalodon, (Carcharodon megalodon or megalodon), came from a lineage of sharks that I refer to as the Giant White Sharks or Mega-toothed sharks.
Earlier estimation of the Carcharocles megalodon, (Carcharodon megalodon or megalodon), being up to 70' were likely in error since the shark length was estimated by the shark jaw size, and early researchers overestimated the number of teeth in the Carcharocles megalodon, (Carcharodon megalodon or megalodon), jaw.
The Carcharocles megalodon, (Carcharodon megalodon or megalodon), was a large predatory shark that fed on mammals and large fish.
www.naturepreserved.com /megalodon/megalodon.htm   (554 words)

  
 Amazon.ca: Giant Shark: Megalodon, Prehistoric Super Predator: Books: Arnold   (Site not responding. Last check: 2007-11-01)
Though no complete megalodon skeleton has been discovered to date, the author has compiled the data from numerous partial finds, compared it with that of modern sharks with likely close relationships, and extrapolated possible physical characteristics and behaviors.
Megalodon was a super-size shark that first appeared in the oceans about 20 million years ago and died out about 2 million years ago.
Arnold uses Megalodon to help explain to young readers how fossil records are pieced together and how scientists make conjectures about the anatomy and habits of ancient animals.
www.amazon.ca /Giant-Shark-Megalodon-Prehistoric-Predator/dp/0395914191   (660 words)

  
 Reconstructing Megalodon
Since Megalodon teeth so closely resemble those of the modern white shark in form but are about three times as large, it seemed to early museum curators that a scaled-up model of White Shark jaws would be a reasonable approximation.
As a result of Randall's work, early reconstructions of Megalodon are now known to be at least a third too large.
Since the only fossil material definitely assignable to megalodon is a few dozen vertebral centra and several hundred teeth, the authors had to rely heavily on extrapolations from the modern White Shark, which they believe to be its closest living relative.
www.elasmo-research.org /education/evolution/reconstruct_megalodon.htm   (1181 words)

  
 Megalodon - Shark Glossary - EnchantedLearning.com
Megalodon was an ancient shark that may have been 40 feet (12 m) long or even more.
Since Megalodon's teeth are very similar to the teeth of the Great White Shark (but bigger and thicker), it is thought that Megalodon may have looked like a huge, streamlined version of the Great White Shark.
Megalodon teeth are similar to those of the Great White Shark, but are much bigger, thicker, and with finer serrrations.
www.enchantedlearning.com /subjects/sharks/glossary/Megalodon.shtml   (576 words)

  
 MEGALODON TEETH
Megalodon was the second largest predator that ever existed on this planet, the largest being the sperm whale.
Megalodon's food source changed because of this and the combination of these factors adversely affected the ability for such a massive predator to survive.
Megalodon teeth in the highest Grade 10 categories are one of the most promising investments in fossil collecting.
www.paleodirect.com /megalodonteeth.htm   (871 words)

  
 Sharks on Film: Megalodon   (Site not responding. Last check: 2007-11-01)
This time, a Megalodon is released from its confinement in an underground cavern when an oil company busts in on it during drilling.
Anyway, after the Megalodon attacks the elevator, Maz comes to the rescue in her submersible.
This 60 ft megalodon breaches the water at one point, with a submersible in its mouth.
mywebpages.comcast.net /sharksonfilm/Megalodon.htm   (646 words)

  
 BBC - Science & Nature - Sea Monsters - Fact File: Megalodon
Twice the size of a great white shark, and with teeth 21cm long, this was the top predator of its time.
While megalodon could eat whatever it chose, its favourite food was whale.
Megalodon could swim at high speed in short bursts so tended to rush its prey from beneath.
www.bbc.co.uk /science/seamonsters/factfiles/megalodon.shtml   (157 words)

  
 Amazon.ca: Megalodon: DVD: Pat Corbitt,Robin Sachs,Al Sapienza,Leighanne Littrell   (Site not responding. Last check: 2007-11-01)
The horror film Megalodon begins as a large corporation begins using a powerful drill in order to look for oil in Greenland.
In that ocean is a deadly ancestor of the white shark, Carcharodon Megalodon.
The story is not a bad one; an almost original twist to the shark-genre, but the terrible graphics and acting place "Megalodon" in the ever-increasing pile of shark flics that try to capture the magic of "Jaws".
www.amazon.ca /Megalodon-Pat-Corbitt/dp/B00023BN3S   (673 words)

  
 MEGALODON - Carcharodon megalodon: the Megatooth Shark.
From the size of its teeth, it is believed that the Megalodon was three times as big as the white shark and could attain a length of 15 metres for a weight of 20 to 25 tonnes.
From this observation, scientists believe that the Megalodon's disappearance is related to the climatic change that occurred in the middle of the Pliocene Epoch: it is presumed that the Ice Age the Earth experienced seriously disrupted the life of this shark used to warm waters.
Moreover, it is possible that the big marine mammals moved to colder waters where the Megalodon could not follow.
www.sponline.com /megalodon/megal1en.htm   (513 words)

  
 (Type a title for your page here)
There is a major rift between researchers, some of whom think Meg should be classified as Carcharodon megalodon (which it was called from the early 1800s to 1960), and some who argue that it should be called Carcharocles megalodon, which it was changed to in 1960.
"It is easily distinguished from the megalodon lineage," says shark expert David Ward, "by its flatter crown and root, and a narrow, evenly wide burlette." "It was an early attempt to be a white shark that sadly failed." This shark lived from the early to middle Paleocene.
The second is to look at modern shark growth and the chemistry of modern shark centra that have grown for a known number of years to see if that animal has growth rings that correspond with its age.
www.megalodonexpeditions.com /risefall.htm   (5989 words)

  
 The Academy of Natural Sciences - Museum - Thomas Jefferson Fossil Collection   (Site not responding. Last check: 2007-11-01)
Others consider Megalodon to be a member of a more distantly related lineage, which includes sharks belonging to the genera Otodus and Cretolamna, and identify it as Carcharocles megalodon.
As with most fossil sharks, the most frequent and informative specimens of Megalodon are its teeth (f2).
The great whales, Megalodon's presumed prey, are known to have inhabited polar waters at this time and some paleontologists have speculated that Megalodon was unable to follow them into the colder waters.
www.acnatsci.org /museum/jefferson/otherFossils/megalodon.html   (596 words)

  
 Megalodon
Fox echoes the general sentiment in Megalodon that while the group’s sound is distinct, its genre is not: Good music defies categorization over time, since good players never nestle into a box and stay there.
What Megalodon audiences like and who exactly is in them are nowadays crucial considerations for the band, since everyone in it agrees building and sustaining a fan base are key to a satisfying future.
Megalodon members used to earn $100 apiece during Tuesday night cocktail hours at The Rack in Faneuil Hall, but Teague found the place so cheesy he finished the run and said never again, “I’d rather be a secretary.”
www.mdon.tecsol.org /bio.html   (3260 words)

  
 Megalodon - Education - Information - Educational Resources - Encyclopedia - Music
The Megalodon is known only from fossil teeth, which are in some ways similar to great white shark teeth; recent studies suggest Megalodon was a "close relative" of the great white.
Megalodon teeth have been discovered that some argue date as recently as 10,000 to 15,000 years ago, perhaps making the species' extinction a recent event, and making it more conceivable that Megalodon might yet survive in the deep ocean.
A supposed surviving population of Megalodon sharks has been the subject of fictional novels, including several by Steve Alten.
education.music.us /M/Megalodon.htm   (478 words)

  
 MEGALODON
Many extremely large Megalodon teeth are found by beach divers at the point indicated in the photograph.
Some simply use a spaghetti colander to scoop the bottom sands and filter out teeth, some use an inner-tube with a screen in the middle and shuttle back and forth between the bottom and the tube with bucket-fulls of bottom sand, and some simply swim the length of the beach, looking for anything fl.
The mighty Megalodon, the largest carnivorous shark to ever prowl the seas, was over 60 feet in length.
www.treasuresites.com /members/fossil.htm   (1242 words)

  
 J & S Fossils - Carcharocles megalodon Replicas
This species is better known as Carcharodon megalodon and was once believed to have been the ancestor to the Great White Shark.
The Carcharocles megalodon was once believed to have been related to the Great White shark.
Just as fierce, it is thought to have been the size of a railroad box car, to have weighed eight times that of a great white shark and to have hunted whales when it cruised the oceans 15 million years ago.
home1.gte.net /fossils/rep1.htm   (295 words)

  
 Megalodon, The Worlds Largest Predator?
Megalodon has to be the biggest fish story of all time.
In fact next to the sperm whale Megalodon was the largest predator the world has ever seen!
Is megalodon related to the Great White Shark?
www.fossils-facts-and-finds.com /megalodon.html   (150 words)

  
 Book Review: Megalodon
One of the animals that has always fascinated me is the extinct shark Carcharodon megalodon (sometimes known as Carcharocles megalodon).
I was initially a bit disappointed by Megalodon, the quality of the writing, photography, and illustrations in the early chapters of the book is variable.
Renz briefly discusses how Megalodon teeth were formed beginning as an enamel shell, replacement of shark teeth, cutting and biting power, and some other tidbits of Megalodon information.
www.suite101.com /article.cfm/4003/103872   (383 words)

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