A video on X of people collecting marine fossils has apparently caused some confusion, as they are collecting their ancient ...
There are around 800 extant species and the group has a long and detailed fossil record stretching back about 450 million years ago to the Late Ordovician Period ... the others being holothurians, ...
There are around 800 extant species and the group has a long and detailed fossil record stretching back about 450 million years ago to the Late Ordovician Period ... the others being holothurians, ...
The majority of fossilized sharks are found in a rock layer made of skeletal and shell parts of crinoids, blastoids, corals, gastropods, and brachiopods. The park says that To date, more than 70 ...
Fieser, L. F., and Fieser, M., Natural Products Related to Phenanthrene (third ed.), 204 (Reinhold, New York, 1949). Fieser, L. F., and Fieser, M., Steroids, 177 ...
Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about a mysterious group of extinct predators.
Obieta, J.A. (2012) The International Status of the Suez Canal. Springer Science and Business Media.
ABSTRACT: The Suez Canal is a unique sea-level waterway between northern Africa and southern Asia that connects the Mediterranean Sea to the Red Sea via the Isthmus of Suez. The canal’s artificial ...
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