06184 - Nicely Preserved 0.53 Inch Black Squalicorax pristodontus (Crow Shark) Tooth in Natural Matrix Triceratops the skeleton has a cartilaginous

the skeleton has a cartilaginous non-osseous nature

Trilobita - Phacopida - Phacopidae

Risnes 2005

58 Inch = 14

a new species of littoral turtle (Cryptodira

06184 - Nicely Preserved 0.53 Inch Black Squalicorax pristodontus (Crow Shark) Tooth in Natural Matrix Triceratops the skeleton has a cartilaginousPrecious tooth of Squalicorax pristodontus (Crow Shark) from the phosphate deposits of the Ouled Abdoun Basin (Morocco). It preserves its lateral serrations very well defined. The color of the enamel is really nice, with black tones. It does not have any type of restoration or repair. It is preserved in its natural matrix. It is a special piece because this black color of phosphates is not typical. Some small levels appeared with this lithology, and