Dinosauria, at http://ucmp1.berkeley.edu/diapsids/dinosaur.html offers a fascinating compendium...

Dinosauria, at https://ucmp1.berkeley.edu/diapsids/dinosaur.html offers a fascinating compendium of dinosaur diversity under the auspices of UC Berkeley’s Museum of Paleontology. It has numerous links to other dinosaur Web sites, such as the Field Museum of Natural History in Chicago and the Dinosaur Hall of the Royal Tyrell Museum in Canada. Although sometimes technical, it is very accessible to the average person and contains a wealth of information for adults and children on the ever-popular prehistoric creatures.