Dinosaurs that lived at the same time and place as Spinosaurus include Carcharodontosaurus, Bahariasaurus, Paralititan, and Aegyptosaurus. Carcharodontosaurus is another one of the largest theropods, or meat eating dinosaurs, known, and Bahariasaurus, which may have been a ceratosaur, was another one of the largest theropods known. Paralatitan and Aegyptosaurus were both large sauropods, or long necked, quadrupedal, herbivorous dinosaurs.
Lots, we have one of the largest collections in the world, many are found only here.
The Sauropodomorphs dinosaur was the largest of the prosauropod dinosaurs.
There are quite a few dinosaurs that could be considered large. The largest is probably Argentinosaurus, at over 120 feet long. Mamenchisaurus was quite big, too. It DID have the longest neck of any dinosaur. 4 other giant dinosaurs are Brachiosaurus, Seismosaurus, Mapusaurus and Paralititan.
Brontosaurus
no it is not i think the largest was apatosaurus or brontasaurus
There isn't one, as all reptiles have backbones.
The paleontologists who found them named them.
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Two of the earliest dinosaurs to be named were the Iguanodon (a plant-eater) and Megalosaur (a meat-eater).
The largest animal alive today that is related to dinosaurs would be the saltwater crocodile.
* Xenotarsosaurus * Xiaosaurus * Xuanhanosaurus