Archosaurs, an important reptile group that includes today's crocodiles and birds, arose during the Triassic in the aftermath of the greatest mass extinction of all time.

Basic books covering the common plants and animals of Arizona. Includes descriptions and line drawings to aid in identification.

The latest results of worldwide research on dinosaurs and other fossil reptiles, crocodiles and turtles conclude this first volume of Reptilia in the Handbook of Zoology.

Text and art portray over 100 prehistoric reptiles of land, sea, and air, including the reptiles that preceded the dinosaurs, the dinosaur giants of the Mesozoic Ear, and the large reptiles of the age of mammals.

The event horizon of a Black Hole has been discovered reading the ≥ 500 years old Aztec ‘Sun Stone’ almanac glyphs and it has been called Tezcatlipoca in honours to the Mesoamerican God, the ‘Smoking Mirror’.

Surveys the dinosaurs and other smaller prehistoric reptiles and describes many individual species.