Phosphate Deposits - Khouribga, MoroccoLATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known as...

Phosphate Deposits - Khouribga, Morocco LATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turonian stages of the Cretaceous period, about 112 to 93.5 million years ago. This genus was known first from Egyptian remains discovered in 1912 and described...

Phosphate Deposits - Khouribga, Morocco LATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known...

Phosphate Deposits - Khouribga, Morocco LATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known...

Phosphate Deposits - Khouribga, Morocco LATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known...

Genuine Megalodon tooth in a Glass Display Box. This specimen comes in a labeled display box with color image and a brief written description. These make amazing gifts as they come perfectly displayed and labeled.Description:Megalodon was an ancient shark that may have been 40 feet (12 m) long or even more....

Genuine Mosasaur Tooth in a glass display box. This specimen comes in a labeled display box with color image and a brief written description. These make amazing gifts as they come perfectly displayed and labeled. Mosasaurs (from Latin Mosa meaning the 'Meuse river', and Greek σαύρος sauros meaning 'lizard') are...

Genuine Spinosaurus (Dinosaur) tooth in a glass display box. This specimen comes in a labeled display box with color image and a brief written description. These make amazing gifts as they come perfectly displayed and labeled. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now...

Phosphate Deposits - Khouribga, Morocco LATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known...

Phosphate Deposits - Khouribga, Morocco LATE CRETACEOUS PERIOD:  73 - 65 million years agoMosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764. Mosasaurs probably evolved from an extinct group of aquatic lizards known...

Genuine Megalodon tooth in a glass display box. This specimen comes in a labeled display box with color image and a brief written description. These make amazing gifts as they come perfectly displayed and labeled.Description:Megalodon was an ancient shark that may have been 40 feet (12 m) long or even...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...

Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scientists who estimate it could have been up to 50 to 100 feet long -15.5 to 31m long) This is at least two or three times as long as the Great White...